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Description

The Department of Public Works is seeking well-qualified candidates for the position of Wastewater Collection Supervisor.
 
The Wastewater Collection Supervisor serves as first-line working supervisor, having responsibility for overseeing a crew of Wastewater Collection Workers in the operation and maintenance of sanitary sewer facilities of the ten County-owned sewer maintenance and sanitation districts. The Supervisor will coordinate, direct, and participate in the activities of the crew and administrative staff; utilize the computerized maintenance management system (CMMS) for scheduling work and indicating work that has been completed; operate a variety of light construction equipment and wastewater collection system maintenance equipment; and perform related duties as assigned.
 
The ideal candidate for this position will have at least two years of experience leading or supervising a crew of workers and laborers performing sanitary sewer maintenance work.
   
 The ideal candidate will also have the following:

• Knowledge of and demonstrated experience with practices, procedures, materials, tools, and equipment used in the operation, maintenance, and repair of sanitary sewer facilities 
• Experience in conducting sanitary sewer system inspections (sewer laterals and mainlines) and preparing related reports
• Ability to organize office work, manage day-to-day tasks, and interpret and implement instructions, policies, and procedures
• Knowledge and experience with computerized maintenance management systems
• Familiarity with GIS
• Knowledge of safety protocols and procedures and the ability to champion and inspire employee safety
• Strong computer skills and aptitude for learning new technologies
• Strong problem-solving and decision-making skills.  
• Ability to recognize and evaluate operational issues and problems and recommend and implement efficiency and productivity improvements
• Ability to understand, evaluate, and track system issues or problems that can be corrected by specific actions (additional maintenance, repairs, customer education, etc.)
• Demonstrated experience providing excellent customer service in a professional and courteous manner 
• Ability to perform well under pressure and in stressful situations 
• Demonstrated ability to read and interpret drawings, engineering plans, and regional maps 
• Experience working independently in the field and office and managing workload in an organized manner 
• Skill in communicating effectively orally and in writing and working professionally with the public and co-workers 
• Certification by the National Association of Sewer Service Companies (NASSCO)
• Proficient in using computers, electronic devices, and standard business software applications, including CMMS and asset management systems.

 

Examples Of Duties

 

Duties may include, but are not limited to, the following:

• Plan, organize, coordinate, direct and participate in the operation and maintenance of sanitary sewer systems.
• Supervise, train, evaluate and instruct subordinate personnel.
• Investigate, respond to, and resolve customer complaints and prepare reports of findings and actions taken.
• Perform field inspections associated with sewer district projects or sewer inspection permits.
• Read and interpret engineering and construction plans and specifications.
• Review crew’s completed work assignments, such as sanitary sewer overflow (SSO) reports, work order and service request documents, CCTV inspection reports, etc., to ensure information required is complete and accurate. May enter details into California Integrated Water Quality System (CIWQS).
• Administer County and Department safety programs and policies by ensuring employees' compliance with safety practices and procedures.
• Prepare performance evaluations and address performance issues with crew members.
• Participate in an "on-call" rotation and be available to assist for work in emergencies outside of normal working hours.
• Perform related duties as assigned. 

 

Qualifications

QUALIFICATIONS
Licensure/Certification:

• Possession of a Class B California driver license with both air brake and tank endorsement; AND
• Possession of a Grade III Collection System Maintenance Certification through the California Water Environment Association’s (CWEA) Technical Certification Program.

 
Education and Experience:
Any combination of education and experience that would likely provide the required knowledge, skills and abilities is qualifying.  A typical way to qualify is:

• Four years of experience in road maintenance and construction work, including two years of experience with sanitary sewer collection and water distribution systems.

Knowledge of:

• Supervisory principles and practices, including work planning, scheduling, employee training and evaluation
• Practices, procedures, materials, tools, and equipment used in the operation and maintenance of sanitary sewer and storm drain systems
• Safety practices relating to public works projects
• Basic arithmetic
• Volume, weights, and measures
• The proper use of hand tools including shovels, rakes, hoes, etc.
• The proper use of power tools and light equipment including power saws, drills, air powered tools, portable and stationary pumps, generators, compressors, vibratory rollers, motorized tampers, etc.
• County and CAL OSHA safety rules, procedures, and equipment

Skill/Ability to:

• Foster teamwork and service excellence through example
• Organize, plan, outline, and coordinate work for the crew
• Supervise, train, evaluate, and instruct subordinate personnel
• Use initiative to analyze and solve problems
• Read and interpret simple plans and specifications
• Enforce common safety practices and procedures
• Effectively communicate verbally and in writing
• Prepare clear and comprehensive reports
• Work with basic arithmetic computations
• Operate a variety of light construction equipment and wastewater system maintenance equipment, which may include combination truck (Vactor), flusher truck, rodder truck, dump truck, closed circuit television inspection vehicle and equipment, and vacuum pumps
• Perform heavy manual labor, which requires strength, agility, and endurance
• Operate a wide variety of hand and power tools and equipment
• Drive and operate ½- and 1-ton trucks, haul-behind compressor, and walk-behind rollers
• Work courteously and effectively with the public and with co-workers
• Follow oral and written instructions
• Bend, stand, and walk for extended periods of time
• Lift and carry heavy equipment and supplies used in the course of the work, such as jackhammers, pumps, piping, and paving materials

 

Application/Examination

 

Open & Promotional. Anyone may apply.  Current County of San Mateo and County of San Mateo Superior Court of California employees with at least six months (1040 hours) of continuous service in a classified regular, probationary, or extra-help/limited term position prior to the final filing date will receive five points added to their final passing score on this examination.

The examination process will consist of an application screening (weight: Pass/Fail) based on the candidates' application and responses to the supplemental questions. Candidates who pass the application screening will be invited to a panel interview (weight: 100%). Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations or further evaluation of work experience may be conducted to group applicants by level of qualification. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California and applicants must participate at their own expense. 

IMPORTANT: Applications for this position will only be accepted online. If you are currently on the County's website, you may click the "Apply" button. If you are not on the County's website, please go to https://jobs.smcgov.org/ to apply. Responses to the supplemental questions must be submitted in addition to our regular employment application form. A resume will not be accepted as a substitute for the required employment application and supplemental questionnaire.

Tentative Recruitment Schedule
Final Filing Date: Tuesday, April 14, 2026 at 11:59 PM
Application Screening: Wednesday, April 15, 2026
Civil Service Panel Interview: Wednesday, April 29, 2026
 

About the County
San Mateo County is centrally located between San Francisco, San Jose, and the East Bay. With over 750,000 residents, San Mateo is one of the largest and most diverse counties in California and serves a multitude of culturally, ethnically, and linguistically diverse communities.

The County of San Mateo, as an employer, is committed to advancing equity to ensure that all employees are welcomed in a safe and inclusive environment. The County seeks to hire, support, and retain employees who reflect our diverse community. We encourage applicants with diverse backgrounds and lived experiences to apply. Eighty percent of employees surveyed stated that they would recommend the County as a great place to work.

 

The County of San Mateo is an equal opportunity employer committed to fostering diversity, equity, and inclusion at all levels.

 
Talent Acquisition Analyst: Sarah Huynh (032426) (Wastewater Collection Worker/N065B)

Applications are being accepted for the position of Laboratory Chemist with the City of South San Francisco. 

APPLICATION DEADLINE:  FRIDAY, APRIL 3, 2026, 5:00 P.M. OR UPON RECEIPT OF THE FIRST 100 ONLINE APPLICATIONS, WHICHEVER OCCURS FIRST.

THE DEPARTMENT

The Water Quality Control Plant (WQCP) processes wastewater discharge for the cities of South San Francisco, San Bruno and the Town of Colma. The Water Quality Control Plant is a division of the Public Works Department staffed by 38 employees including: Plant Superintendent; Operation, Maintenance, Laboratory and Environment Compliance Supervisors; Senior Chemist; Chemist; Lead Plant Mechanics; Plant Mechanics; Lead Plant Operators; Plant Operators; Electricians; Senior Environmental Compliance Inspector; Environmental Compliance Inspectors, Utility Workers, and two Administrative Assistants.

THE LABORATORY

The WQCP laboratory conducts vital chemical and microbiological tests to the wastewater treatment plant 365 days a year. The laboratory analyzes water samples throughout the various stages of treatment process, and provides the operation with quick feedback critical to maintaining and optimizing the treatment process as well as meeting requirements for regulatory monitoring. The Laboratory is accredited by the Environmental Laboratory Accreditation Program (ELAP) under the State Water Resources Control Board, and maintains accreditation in accordance with the 2016 TNI Standard. 

Why Join our Department?

The Public Works Department is comprised of Regulatory Compliance, Engineering, Field Maintenance, Facilities/Fleet, Wastewater Treatment, and Asset Management Divisions.  Each division is led by one of two Deputy Directors, who report to the Director of Public Works.  The department is responsible for the City’s major capital projects and infrastructure including streets, street lights, traffic signals, publicly owned facilities, sewer and storm conveyance systems, wastewater treatment plant, pump stations, a major lagoon, dams, and levees; as well as solid waste and environmental programs.  The Department is responsible for regulatory compliance related to Stormwater, Pretreatment, Solid Waste, and other environmental programs, as well as public outreach to raise awareness to the general public and other stakeholders about these issues.

The Public Works Department is committed to high performance standards, utilizing best practices relative to performance management and team-oriented approaches.  Our mission is to enhance the community and its environment by providing sustainable stewardship and innovative approaches to Public Works services.

Look to some of the reasons why the City of San Mateo is a great place to work: https://www.youtube.com/watch?v=_GTIzeSpc_g

The Position

The Environmental Compliance Inspector performs inspections and sampling of industrial, commercial and residential sources of discharge to the City’s sanitary sewer and storm drain systems to ensure compliance with federal, state, and local regulations; inspects hazardous materials storage areas; responds to reports of illicit discharges; performs water quality testing; and conducts public outreach activities.  This classification is distinguished from all other technical and professional classifications in the City by its specialized assignments in support of a variety of environmental compliance programs.  The duties of the class involve courteous, effective and tactful interaction with the community to ensure compliance with wastewater and stormwater discharge regulations.  Persons assigned to this class perform or assist in performing all functions associated with the City’s Source Control (Pretreatment and Pollution Prevention) and Stormwater programs.  This position reports to the Regulatory Compliance Manager or higher level department personnel.

Some additional duties may also include the following:

• Enforce wastewater and stormwater discharge ordinances.
• Conduct on-site inspections of industrial and commercial businesses for compliance with the City’s sanitary sewer and stormwater ordinances.
• Initiate enforcement actions (e.g., issue notices of violation, administrative citations) to persons or businesses in violation of the City’s sanitary sewer and stormwater ordinances.
• Perform field investigations relative to water pollution incidents and/or complaints.
• Collect water samples and perform water quality testing in accordance with established standards and protocols.
• Calibrate and utilize sampling and/or monitoring equipment at appropriate locations; maintain and repair samplers and monitoring equipment.
• Work cooperatively with representatives of other City and County departments to ensure industrial, commercial, and residential conformance with City ordinances.
• Conduct field surveys as necessary to identify the source of or characterize (1) industrial discharges or excessive infiltration and inflow to the City’s sanitary sewer system; and (2) illicit discharges to the City’s storm drain system.
• Keep detailed inspection and follow-up records; maintain organized inspection files and records, both in hard copy and electronic formats.
• Assist with fulfilling wastewater and stormwater regulatory requirements, such as public outreach and education, trash load reduction efforts, and other regulatory requirements, as assigned.
• Measure landfill monitoring well water levels.
• Attend and participate in various technical committees of the San Mateo Countywide Stormwater Pollution Prevention Program.
• Attend workshops and training sessions to maintain job skills that are current with existing, new and changing regulations.
• Organize and participate in litter cleanups as required for Stormwater Permit compliance.
• Purchase required equipment and supplies as needed.
• Present pollution prevention information to various audiences as assigned.
• Work irregular or extended hours as necessary to respond to reports of illicit discharges, collect samples and/or conduct inspections.

For a complete list of duties, reference our job specifications at www.cityofsanmateo.org

Sewer Authority Mid-Coastside (SAM), located in Half Moon Bay, is seeking a candidate for the full-time position of Wastewater Operator. This is a flexibly staffed position and can be filled at the Wastewater Operator II or III level. First review of applications is August 7, 2024. Interviews scheduled for August 21, 2024.

Don’t miss this opportunity to work with a highly dedicated team and bring your knowledge and experience to assist in continuing to make Sewer Authority Mid-Coastside a great place.

SAM offers competitive benefits which include Health, Dental, Vision, Life Insurance, Flex Spending and retirement through CalPERS.

FULL POSITION DESCRIPTION: https://samcleanswater.org/careers

TO APPLY: https://apptrkr.com/5418619
__________________________________________________________________________________________________________

Wastewater Operator II

$ 47.36 – $56.56 Hourly

$3,789 – $4,525 Biweekly 

Wastewater Operator II - A journey level classification in the Wastewater Operator series. The ideal candidate must be skilled in basic principles of mechanical, maintenance, and electrical systems. Must be able to recognize and report unusual, inefficient, or dangerous operating situations. Must have working knowledge of the functions and purpose of wastewater disposal systems; routine cleaning and basic operation of wastewater treatment equipment. Must have knowledge of algebra and geometry as required to perform the responsibilities of the position; basic knowledge of electronics and hydraulics. Must have excellent communication skills, work cooperatively with those contacted in the course of work, and have a dedication to safe working practices. Must be able to work on-call as assigned. Work independently, as needed. 

Requires a High School Diploma or equivalent and two years of full-time experience in a wastewater treatment facility in a position equivalent to a Wastewater Operator I. Possession of a Grade II California Wastewater Treatment Plant Operator certificate issued by the State of California Water Resources Control Board. 

__________________________________________________________________________________________________________

Wastewater Operator III

$52.09 -$62.21 Hourly

$4,167 - $4,977 Biweekly

Wastewater Operator III-An advanced level classification in the Wastewater Operator series. The ideal candidate  must be skilled in inspecting, operating, and maintaining a wastewater treatment plant and related lift stations including primary, secondary, tertiary and solids treatment processes. Must be able to recognize inefficient, unusual, or dangerous operating conditions. Solid experience in basic principles of mechanical, maintenance, and electrical systems; algebra and geometry; basic knowledge of electronics and hydraulics.  Must have good trouble shooting skills, attention to detail, excellent communication skills, training and leadership abilities, and have a dedication to safe working practices. Must be able to independently perform plant operations work; work on-call as assigned.

Requires a High School Diploma or equivalent and three years of full-time experience equivalent to a Wastewater Operator II in a  wastewater treatment facility.  Possession of a Grade III California Wastewater Treatment Plant Operator certificate issued by the State of California Water Resources Control Board.   

 

 

 

Carmel Area Wastewater District is looking for an exceptionally talented and motivated Laboratory Manager who is technically experienced in a water quality laboratory operation, having in-depth knowledge of the principles, practices, and functions of laboratory operations in public utility water and wastewater quality control. They will have obtained and maintained laboratory accreditation under State Water Board Environmental Laboratory Accreditation Program (ELAP) requirements meeting the 2024 TNI Standards.

Don’t miss this opportunity to join a team of dedicated professionals who work to protect the environment and human health while preserving water, one of our most valuable natural resources. Carmel Area Wastewater Agency has recently rehabilitated its secondary treatment plant and is embarking on the capital improvement for the advanced water treatment facility.

To view full recruitment flyer: https://www.cawd.org/employment

City of Pacifica

Invites you to apply for the position of:

Part-Time Maintenance Assistant 

$19.00-$23.00 Hourly

THE OPPORTUNITY

The City of Pacifica is a beautiful coastal community, just south of San Francisco with an exciting opportunity. We are currently hiring for Maintenance Assistants to join our team. Under general supervision, Maintenance Assistants perform unskilled/semi-skilled labor and maintenance work. This recruitment is to fill a vacancy in our Wastewater Treatment Plant Division. If selected for our Wastewater Division, you will be working with our Collections division where they focus on conveying wastewater to the treatment plant by cleaning, inspecting, repairing, and other pipeline maintenance tasks.

At the City of Pacifica, we are an equal opportunity employer and value diversity. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. To us, equal opportunity employment is not just about compliance, it’s about who you are, how you can help our City and who you want to be. We are committed to creating an inclusive environment for all employees and residents.

This is a part-time, at-will, non-benefited position. Hours are limited to less than 1,000 hours per year.

 

BASIC EXAMPLE OF DUTIES

Duties may include, but are not limited to the following:

• Perform a variety of unskilled/semi-skilled maintenance or custodial duties involving manual labor of facilities.
• Clean and inspect sewer facilities for vandalism or potential hazards.
• Sanitize surfaces, repair minor plumbing problems, diagnose basic sewer issues, replace components on fixtures.
• Maintain area(s) as assigned including pump stations of treatment plant, performing basic repairs, inspections and landscaping.
• Load and unload supplies and materials.
• Safely assist with various heavy pipe lines, cleaning equipment, and maintenance operations.
• Perform related duties as assigned.

 

Please refer to job description for additional information.

The City of San Mateo Public Works Department is Looking for a

Wastewater Treatment Plant Electrical Technician

The Department

The Public Works Department’s Environmental Services Division (ESD) is responsible for the operation and maintenance of the City’s 15.7 million gallon per day (MGD) conventional activated sludge wastewater treatment plant (WWTP). The WWTP serves a population of more than 140,000 with an annual operating budget in excess of $15 million and has a staff of 28 professional and technical personnel. Upgrades currently in progress to the WWTP include new liquids treatment process facilities consisting of new headworks, primary treatment, and biological nutrient removal/membrane bioreactor (BNR/MBR) process.  When you join the Public Works Department, you will work among collaborative and energetic colleagues who share a passion for serving our San Mateo citizens and improving the community in which we live and work. Our team is comprised of individuals with diverse talents and experience in various fields.  We will provide you with a wide range of opportunities in a team-based collaborative environment while helping you achieve your professional goals.

Collaboration, Innovation, Respect, Creativity, Transparency and Informed Risk-taking are attributes within the City’s mission, values and organizational principles that we are seeking in the candidates.

Look to some of the reasons why the City of San Mateo is a great place to work: https://www.youtube.com/watch?v=_GTIzeSpc_g

The Position

• Install, maintain, repair and research a variety of supervisory controls and replacement electrical components that are part of advanced wastewater treatment processes such as aeration, filtration, disinfection and dichlorination, sludge dewatering, odor control, and an environmental laboratory.
• Perform wiring required for the installation of electronic equipment; electrical conductors in conduits; splice high and low voltage cables utilizing hand taping and pre- molded splice kits.
• Design, install, maintain, repair, test and construct electrical assemblies.
• Troubleshoot plant electrical systems, controls and related process equipment. Provide technical support for other work groups within Public Works.
• Specify, install, program, and repair various types of variable frequency motor drive systems.
• Fabricate, maintain, install, service, and calculate power load distributions to various motors and related equipment.
• Install and repair programmable logic controllers and install related hardware and software for control systems in conjunction with controls technician.
• Maintain and repair automatic control valves and associated control functions.
• Implement preventive maintenance and repair on motors from fractional to over 400 horsepower. Record and calculate current requirements for new electrical installations.
• Troubleshoot, perform inspections, preventive maintenance and repairs on industrial switchgear and high voltage equipment such as transformers, breakers, circuits, switches, relays, regulators and distribution panels.
• Specify, install, and inspect various types of conduit; isolate breakers and switches for major repairs; coordinate repairs and scheduled outages with operations staff.
• Conduct surveys to gather field data.
• Use aerial lifts, scaffolding and ladders.
• Prepare requisitions and associated documents for purchase of repair parts and supplies.
• Maintain accurate records of work performed, materials used, and associated costs.
• Perform other duties as assigned.

The WWTP Electrical Technician receives general supervision from the WWTP Maintenance Superintendent or higher level personnel and exercises technical and functional supervision over assigned technical and maintenance personnel.

For a complete list of duties, reference our job specifications at https://www.cityofsanmateo.org/DocumentCenter/Index/86

Position Summary

 

Under the general direction of the Fleet and Facilities Manager, this position is responsible for planning, assigning, supervising, training, and assisting mechanics in the routine preventive maintenance, inspection, diagnosis, and repair of structural, mechanical, and electrical systems at Bus Transit facilities. This includes overseeing shop equipment, automated fueling systems, revenue fare collection equipment, passenger amenities, and signage.

The Chief Mechanic - Building Maintenance is a working position that combines the duties of the Mechanic - Building Maintenance classification with skilled supervisory responsibilities. These include supervising work crews, scheduling tasks, managing projects, and providing training and mentorship to subordinate employees. Additionally, the position is accountable for generating detailed written and electronic reports on facility and equipment conditions, documenting maintenance and repairs performed, and outlining ongoing maintenance needs.

 

Essential Responsibilities

 

• Plans, supervises and participates in work assignments for all employees supervised
• Evaluates job performance and knowledge, skills and abilities (KSA) of all employees being supervised.
• Provides training, mentoring and feedback to personnel
• Issues 2nd level of progressive discipline, counseling, and written letters of reprimand to employees supervised. This position will not be responsible for administering discipline at subsequent levels.
• Interprets and enforces District rules, regulations, and policies
• Assures proper completion of job assignments with minimum expense and maximum productivity 
• Certifies records of work in progress and completed, including timecards, material requisitions, maintenance records and equipment counts when required.
• Collaborates closely with supervisors of oncoming and off going shifts to assure maximum daily productivity and continuity of work
• Monitors employee attendance and adherence to arrival, break and departure times
• Assures security and safety of premises and work.  

• Assists in developing and performs ongoing monitoring of key performance measures to ensure departmental goals are consistently achieved
• Performs quality control inspections to ensure all repairs meet or exceed regulatory requirements and internal safety and reliability standards
• Schedules facilities and equipment routine maintenance and ensures all inspections and preventive maintenance activities are performed on time and in a timely and satisfactory manner
• Monitors condition of facilities, passenger terminals and equipment. Directs preventive and corrective maintenance activities to maximize asset life and minimize maintenance expenditures   
• Coordinates and directs special projects and campaigns as required
• Coordinates with stores personnel to ensure adequate materials and supplies are available to complete ongoing and scheduled work
• Responsible for cleaning and safe housekeeping in work areas
• Ensures that occupational health and safety practices and procedures are strictly followed
• Refers any problems to Fleet and Facilities Manager, recommending action required
• Opens and closes work orders in Maximo and enters all pertinent information
• Performs other computerized recordkeeping as required
• Inspects, maintains and repairs all facilities mechanical systems including, but not limited to, bus washers, HVAC systems, electrical systems, lighting, plumbing, automatic and roll-up doors, waste oil and wastewater systems 
• Inspects, maintains and repairs shop equipment such as air compressors, generators, welders, fuel and lube oil delivery systems, hydraulic jacks and lifts, steam cleaners, pressure washers and pneumatic tools and other miscellaneous equipment. 
• Performs additional related duties as assigned
• Regular and reliable attendance and performance are required

The Department of Public Works is seeking well-qualified candidates for the position of Stationary Engineer II.

 

About the Department
The Department of Public Works plans, designs, constructs, operates, and maintains facilities and equipment that are safe and accessible to the clients of County agencies, the general public, and County employees. The Department advises the Board of Supervisors on all public works issues, including rates and charges for services that are fair to both the users and service providers.

Public Works has a budget of approximately $200 million and is comprised of over 300 employees in four divisions: Administrative Services and Airports, Engineering and Resource Protection, Facility and Capital Projects, and Road Services.

Facilities Maintenance & Operations
FM&O, short for Facilities Maintenance & Operations, ensures County facilities are safe, comfortable, and clean. From historic landmarks to modern offices, we keep things running smoothly.

The FM&O Stationary Engineers perform maintenance and repairs to the various plumbing, mechanical, and lighting systems throughout County facilities. These include boilers, chillers, pumps, motors, lamps, ballasts, drivers, toilets, sinks, and faucets as well as utilizing the lighting and building control systems to schedule and adjust run times of the various pieces of equipment. There are multiple Stationary Engineer I/II vacancies in FM&O.

Our team turns the screws, tightens the bolts, hammers the nails, paints the walls, and types in the codes to keep all the buildings and their systems working. If it's loose, stuck, hot, cold, light, or dark FM&O gets the call. Whatever it takes, our team does it with professionalism, care, and heart!

The Position
Under the direction of a Supervising Stationary Engineer, Stationary Engineers are responsible for a wide variety of repair and maintenance work in the areas of HVAC, electrical, plumbing, refrigeration, emergency power systems, water treatment systems, boiler equipment, and piping repair, building automation systems, and miscellaneous equipment repair. Stationary Engineer II is a journey-level classification, and incumbents are expected to have proficiency, perform independently, and solve complex problems in all of the areas listed above.

There are multiple vacancies to be filled throughout the Department. Work locations will include Redwood City Government Center, San Mateo Medical Center, Youth Services Center, and Maple Street Correctional Facility.
Candidates hired as Stationary Engineers must be willing to work evenings, weekends, and alternate shifts. They must also successfully obtain and maintain a Sheriff's Office security clearance as a condition of employment. 

The ideal candidates for these positions will have:

• At least three years of journey-level experience as a Stationary Engineer.
• A minimum of three years of journey-level experience in mechanical, electrical, and plumbing systems.
• Extensive knowledge and experience working with boiler and HVAC systems.
• Proficiency in a wide variety of installations and repairs on plumbing, gas system piping, chiller/boiler piping, and wastewater systems, including the ability to operate a large sewer snake.
• Certification as a Backflow Prevention Tester.
• Experience in energy management and computer-controlled systems.
• The ability to troubleshoot, repair, and maintain a variety of equipment, including air conditioning, electric motors, heating units, heat pumps, light commercial furnaces, burners, fresh air and exhaust fans, economizers, and humidifiers.
• Experience with Fire Alarm testing, troubleshooting, and NFPA codes.
• Experience in a hospital or healthcare setting.

 

 

Examples Of Duties:

Duties may include, but are not limited to, the following:

• Operate, maintain, install, and repair electrical, refrigeration, plumbing, heating, air conditioning, and ventilating systems.
• Operate, maintain, and repair boiler equipment.
• Repair and replace pipes, fittings, and other equipment used in plumbing, gas, and steam systems.
• Repair electrical equipment, including lamps, fixtures, and switches; adjust electrical controls, motors, and auxiliary equipment up to 480 volts.
• Test, operate, maintain, and repair emergency power systems, including UPS, emergency generators, and associated equipment.
• Use hand and power tools, including cutting and threading tools, grinders, reamers, wrenches, welders, saws, and other special tools.
• Make minor carpentry repairs to doors, windows, floors, and other parts of buildings.
• Do touch-up painting on repaired equipment.
• Remove or arrange for the removal of trash, pests, and other hazardous materials or debris in the course of performing work. 
• Properly place, set, and inspect traps, and collect and remove insects and pests.
• Reclaim or recycle refrigerant using Freon recovery systems.
• Operate water treatment facility, including wastewater and potable water.
• Adjust and calibrate boiler burners and controls.
• Adjust and calibrate chiller controls.
• Test, calibrate, and repair backflow devices.
• Calibrate HVAC controls and associated equipment.
• Monitor building management systems.
• Replace pumps and pump seals, and repair and replace motor valves.
• Repair and replace air conditioning units.
• Troubleshoot HVAC, plumbing, electrical, and energy power systems.
• Conduct preventative maintenance.
• Understand fire alarm systems.
• Repair and install chemical monitoring stations.
• Repair, test, and record data on generators.

If designated as the certified water treatment operator:

• Operate water treatment facility, including wastewater and potable water, consistent with performance standards, federal and state regulations, and variable operating conditions and emergencies.
• Make periodic inspections and reports of facility conditions to ensure adherence to maintenance procedures.
• Perform water sampling in coordination with the health laboratory.
• Maintain logs of facility operations, test results, scheduled maintenance, and other operating conditions.
• Control filter operations.
• Coordinate special projects related to water treatment and distribution, in close coordination with supervisor/manager.
• Troubleshoot complex technical problems related to water treatment and develop recommendations to improve water quality standards, facility effectiveness, and efficiency.
• Perform quality analysis of raw and treated water.
• Compile data concerning flows, chemical dosages, levels, pressure, volume, water quality, and other operational information.
• Prepare reports.

 

Qualifications:

Education and Experience:
Any combination of education and experience that would likely provide the required knowledge, skills and abilities is qualifying.  
 

• Completion of courses related to maintenance, installation, and repair of electrical, HVAC, plumbing, refrigeration, and power equipment.
• Two years of journey-level experience as a stationary engineer or equivalent, AND demonstrated experience in maintaining, installing, and repairing electrical, HVAC, plumbing, refrigeration, and power equipment in a large building, plant, or vessel.
• Two years of experience can be substituted with the completion of an apprenticeship program.

Licensure/Certification:

• Must obtain and maintain Sheriff's Office security clearance.
• Universal Certification in Freon recovery upon hire.
• Obtain Backflow Certification within six months of hire and maintain certification.
• If designated as the water treatment operator, possession of or ability to obtain a valid Grade II Water Treatment Operator Certification issued by the State of California within six months of employment is required.

Knowledge of:

• Common safety practices in the workplace.
• Heating and electrical equipment.
• Principles and techniques used in stationary engineering.
• Proper and safe use of basic hand tools.
• Basic arithmetic for measuring, calibrating, and estimating.
• Steam and gas fired heating systems; refrigeration equipment; ventilating and air-conditioning equipment.
• Electrical, plumbing and refrigeration systems.
• Controls and control systems.
• Emergency power systems, generators, and associated equipment.
• Freon recovery procedures and equipment, if at Level II.
• Water treatment systems and operations, principles and practices, and regulatory mandates, if designated as certified water treatment operator.
• Safety rules, regulations, and work practices, including reference to hazardous chemicals.
• Basic record-keeping principles and practices.

Skill/Ability to:

• Follow safety practices.
• Troubleshoot and/or repair, replace, regulate and control electrical, refrigeration, plumbing, heating, air conditioning, and ventilating systems.
• Determine and estimate materials required for a job and prepare requisitions.
• Use hand and power tools.
• Make metal parts and equipment.
• Perform minor carpentry and painting tasks.
• Follow oral and written instructions.
• Communicate effectively, courteously, and professionally with customers and others.
• Read and interpret plans.
• Prepare and maintain accurate maintenance records.
• Operate standard office equipment, computers, and timekeeping systems.
• Lift and carry materials, supplies, and equipment; climb ladders; and crawl in tight spaces.
• Perform water treatment plan and distribution system operations and maintenance activities if at Level II and designated as water treatment operator. 

 

Application/Examination:

Open and Promotional. Anyone may apply. Current County of San Mateo employees with at least six months (1040 hours) of continuous service in classified regular, probationary, extra-help/limited term position prior to the final filing date will receive five points added to their final passing score on this examination. 
 
The examination process will consist of an Application Screening (weight: pass/fail), and an Interview (weight: 100%), which may include a performance exam. Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations, or further evaluation of work experience may be conducted to group applicants by level of qualification. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California, and applicants must participate at their own expense. 

IMPORTANT:  Applications for this position will only be accepted online. If you are currently on the County's website, you may click the “Apply” button. If you are not on the County's website, please go to https://jobs.smcgov.org/ to apply. Responses to the Supplemental Questionnaire must be submitted in addition to the standard County employment application form. A resume will not be accepted as a substitute for the required application materials. Online applications must be received by the Human Resources Department before midnight on the final filing date.

This is a continuous recruitment which may close at any time. The final filing date will be posted five days in advance on this job announcement.

Apply immediately. This recruitment is open on a continuous basis, and selections may be made at any time within the process.

Tentative Recruitment Schedule: 
Round 1 of Screening: Week of January 5, 2026
Round 1 of Panel Interviews: Week of January 19, 2026 
Round 2 of Screening: Week of February 2, 2026
Round 2 of Panel Interviews: Week of February 16, 2026
Round 3 of Screening: Week of March 2, 2026
Round 3 of Panel Interviews: Week of March 16, 2026

The City of San Mateo invites your application for the Associate Engineer opportunity!

Why Join our City?

The Public Works Department is comprised of the Capital Improvement Program, Field Maintenance, Regulatory Compliance, Transportation, Clean Water Program, Data Management, Facilities/Fleet, and Wastewater Treatment Divisions. Each division is led by one of two Deputy Directors, who report to the Director of Public Works.  The department is responsible for the City’s major capital projects and infrastructure including streets, street lights, traffic signals, publicly owned facilities, sewer and storm conveyance systems, wastewater treatment plant, pump stations, a major lagoon, dams, and levees; as well as solid waste and environmental programs. 

The Public Works Department is committed to high performance standards, utilizing best practices relative to performance management and team-oriented approaches.  Our mission is to enhance the community and its environment by providing sustainable stewardship and innovative approaches to Public Works services.

The Associate Engineer position we currently have is in the Capital Improvement Program Division. While the Associate Engineer may perform other duties as assigned, example assignments include leading the Train Quiet Zone project and managing future stormwater projects for the Green Infrastructure Program. 
 
Look to some of the reasons why the City of San Mateo is a great place to work: https://www.youtube.com/watch?v=_GTIzeSpc_g

What You’ll Do

The Associate Engineer will perform professional engineering work in the design, investigation, and construction of public works and related projects; to act as project manager in assigned capital projects; and to do related work as required.

This is the journey level class within the professional engineering series and highly encourages professional engineering license registration. Employees within this class are distinguished from the Assistant Engineer by the greater complexity of the assignments received and by the greater independence with which an incumbent is expected to operate. Incumbents are expected to complete complex engineering assignments requiring the use of judgment and initiative in developing solutions to problems, interpreting general policies, and determining work assignments. Employees at this level receive only occasional instruction or assistance as new or unusual situations arise and are fully aware of the operating procedures and policies of the work unit. Positions in the class are flexibly staffed and are normally filled by advancement from the lower class of Assistant Engineer, or when filled from the outside, require prior advanced technical or professional engineering work experience. This position receives direction from higher level engineering staff. It may exercise technical supervision over lower-level staff within the work unit and exercises technical or functional supervision over technical engineering staff.

Depending upon assignment, duties may include, but are not limited to, the following: 

• Design and prepare plans and specifications and cost estimates for public works projects including pumping stations, streets, storm drains, sewer lines, and related projects. 
• Research project design requirements: perform complex calculations and prepare estimates of time and material costs. 
• Design and prepare plans and specifications for the installation of traffic signals, traffic control devices, and street lighting systems. 
• Review field projects being studied, designed, or constructed. 
• Assign routine investigation, design and drafting tasks to technical subordinates, request 
• survey, mapping and data collection; review completed work; assist in the solution of difficult problems. 
• Research publications and industry information sources to remain current with modern developments, principles, and procedures. 
• Develop revised design and construction standards for public works structures and appurtenances. 
• Investigate field problems affecting property owners, contractors, and maintenance operations. Prepare estimates and feasibility reports for new or modified services and structures. 
• Design and maintain spreadsheets and databases on mainframe and personal computers; write and maintain special programs on personal computers. 
• Fully utilize the computerized work systems in accordance with workflow processes. 
• Participate in the planning, checking, review, and processing of plans for private developments affecting city streets, sewers, drains and related public works facilities and ensure that they meet all City-imposed requirements; analyze materials and design data submitted to the City. 
• Prepare special engineering studies and reports. 
• Prepare various applications for state and federal grants. 
• Administer and enforce City Codes and standards on engineering projects. 
• Determine conformance of parcel and subdivision maps and improvement plans to City requirements; maintain status of parcel and subdivision maps. 
• Serve as staff to a variety of City commissions, boards, and committees on public works or traffic engineering matters. 
• Coordinate public works activities with other City departments, divisions, and sections and with outside agencies. 
• May supervise and train professional and technical staff. 
• Provide staff assistance to the Department Head or Division Manager, including special projects, complex project management, reports, prepare staff reports, and represent the City at City Council meetings. 
• Maintain current knowledge of new trends and innovations in the professional fields, participate in professional groups. 
• Research, negotiate, manage select and monitor contracts with vendors. 
• Advise the public or other city staff in processing transactions in the area his/her professional expertise or maneuvering city policies or responds to inquiries and requests by public, departments, press, or other department staff. 
• Develop and/or deliver high level materials, trainings, or presentations widely disseminated to the City or the public. 
• Manage large scale projects that span long time horizons and require high level expertise. Process city transactions. 
• Perform other duties as assigned. 

For a complete list of duties, reference our job specifications at https://www.cityofsanmateo.org/