The City of San Mateo Public Works Department is seeking a Traffic and Lighting Technician

The Department

The Public Works Department is comprised of the Engineering and Facilities Services Division (EFSD) and the Environmental Services Division (ESD). Each division is led by a Deputy Director reporting 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, sewer and storm conveyance systems, wastewater treatment plant, pump stations, a major lagoon, and dams and levees. A key player on this team is the Traffic and Lighting Technician. You would be joining over 500 people whose mission is to serve the San Mateo community with a collaborative, innovative and professional spirit.

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 Traffic and Lighting Technician performs skilled electrical and mechanical work in the maintenance and repair of traffic control signage, traffic signal equipment, and street lights; and guides the work of and trains other maintenance personnel, and performs related work as required.  Duties may include, but are not limited to, the following:

• Guide and participate in the work of other maintenance personnel.  Ability to set-up work zone safety and prepare traffic control work plans.
• Inspect, install, remove, and repair signal controls and auxiliary equipment such as light standards, control boxes, light fixtures, lamps, and circuitry; diagnose malfunctions; adjust and replace electronic and mechanical components.
• Inspect, install, remove and repair street lights and auxiliary equipment.
• Repair, replace or modify electric and electronic components, controllers, relays, switches, fuses, timers and other parts; design and construct special test equipment for shop testing of electronic components.
• Investigate complaints and reports of signal and traffic light malfunctions; adjust, repair or remove defective equipment; make field repairs of damaged equipment.
• Identify, locate and indicate with appropriate identification markers underground utilities (USA); respond to USA work orders within regulatory requirements; and document services accordingly.
• Be available for standby assignments in accordance with Department policies and procedures.
• Assist in the design of electrical circuits and systems for street lighting and traffic signals.
• Inspect the work of contractors during the course of construction and upon completion.
• Monitor traffic control computer and make adjustments as necessary.

The Traffic and Lighting Technician receives general direction from the Field Maintenance Manager and direct supervision from a Public Works Supervisor or higher level department staff and may exercise technical or functional direction over and provide work review to a Traffic Safety Worker or Maintenance Worker I/II.

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

The County of San Mateo is currently seeking highly qualified applicants for the position of 

Deputy Director of Public Works - Facilities Services.

Please view the online brochure for a detailed description of this position and instructions on how to apply!
For a PDF copy of the brochure, please click here.

Application/Examination

To apply for this exciting opportunity, the following materials must be submitted online at https://jobs.smcgov.org/.
 

1. Resume
2. Detailed Cover Letter, no more than 2-pages, that describes why you are interested in this position and includes responses to the following:  
   1. Describe your professional experience and skills that prepare you to succeed in this role.
   2. Describe your greatest success that demonstrates your executive leadership skills. Explain what you did and its impact on the organization.

This is an Open and Promotional recruitment. 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, extra-help or 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 for this recruitment will consist of an Application Screening, and a panel interview. Applicants must successfully pass the Application Screening to move forward to the interview process. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in County of San Mateo, California and applicants must participate at their own expense.

Tentative Recruitment Timeline 

Final Filing Date: Wednesday, April 29, 2026 at 11:59 PM PST
Application Screening: Thursday, April 30, 2026
Panel Interviews: Friday, May 15, 2026

About the County
San Mateo County is centrally located between San Francisco, San Jose, and the East Bay. With over 770,000 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 is committed to advancing equity in order 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. We seek to hire, support, and retain employees who reflect our diverse community. 

HR Analyst: Sarah Huynh (D006 - Deputy Director of Public Works)

Maintenance Worker I

(Immediate openings in the Water and Sewer / Collections divisions)

Why work for the City of Millbrae?

Located in the heart of the Peninsula, the City of Millbrae is a vibrant community with a rich history and an exciting future. We are looking for hardworking and self-motivated team players to join our Public Works team. This is an entry-level opportunity for those who want a stable and rewarding career.

• On-the-Job Training: We provide the training and tools you will need to succeed. You will learn the trades while maintaining the city's vital infrastructure systems.

• Stability & Benefits: A steady career with excellent benefits in a thriving, growing community.

• Meaningful Work: See the direct impact of your contributions every day as you help keep the city running safely and smoothly.

• Real Career Growth: Begin your career where our leaders did. 

If you are ready to launch your career and grow with us, please apply.

About the Opportunities

We are excited to announce multiple full-time, permanent opportunities for Maintenance Workers in the Water and Sewer / Collections divisions within Public Works. Under general supervision, you will perform a variety of manual tasks to maintain the City's vital infrastructure. The eligibility list created could be used to fill any Maintenance Worker I vacancies within the department of Public Works. 

Water Division

In this division, you will perform manual labor in operational maintenance and repair of leaks, water mains, hydrants, valves, and service lines. You will assist in servicing and reading water meters, testing samples, emergency response, and construction tasks such as laying pipe and excavating trenches.

Sewer / Collections Division

In this division, you will perform manual labor and operate heavy equipment to maintain sewer mains, laterals, and manholes. Duties include cleaning sewer lines, operating combination trucks, performing inspections to prevent flooding, and responding to emergency sewage spills or blocked systems.

Your Key Responsibilities may include:

• Infrastructure Maintenance: Ensuring City infrastructure complies with level of service standards.

• Manual Labor: Performing heavy labor including shoveling, lifting, and digging for the repair of landscaping, sewers, streets, and water lines.

• Equipment Operation: Safely operating hand/power tools in the performance of assigned duties.

• Emergency Response: Responding to emergency calls for service (sewers, water leaks, storm drains) after hours and on weekends.

• Technical Tasks: Performing basic carpentry, cement work, and oxyacetylene cutting. 

Qualifications

Education: High School Diploma or equivalent GED.

Experience: One (1) year of full-time experience in semiskilled construction maintenance or landscape maintenance work.

Licenses & Certifications:

• Possession of a valid California Class C Driver's License with a satisfactory driving record.

• Must obtain a Class B California Driver’s License with required endorsements within six (6) months of hire.

• Water Division: Must obtain a Class D-2 Water Distribution Certificate within one (1) year.

• Collections Division: Must obtain a CWEA Grade I Collections Certificate within one (1) year.

Knowledge and Abilities:

• Knowledge of safety hazards and applicable safety precautions.

• Ability to think and act quickly in emergency situations.

• Ability to meet physical requirements, including lifting up to 100 pounds and working in confined spaces or inclement weather.

• Effective communication skills and the ability to follow complex verbal and written instructions.

• Ability to report to work any hour of the day or night during a disaster or other emergency situations.

To review the full Job description, click the Job Description URL below.

Applications are being accepted for the position of Public Works Maintenance Worker with the City of South San Francisco. This is a non-benefited, part-time/hourly position. 

APPLICATION DEADLINE: THIS IS A CONTINUOUS RECRUITMENT. IF INTERESTED, PLEASE APPLY IMMEDIATELY, AS RECRUITMENT MAY CLOSE AT ANY TIME.

Hourly Rate: $35.88- $43.61 per hour

The Department 

The Public Works department is comprised of the Maintenance, Engineering and WQCP (Water Quality Control Plant) divisions. The Maintenance Division is responsible for all of the asphalt and concrete streets within the City as well as all of the associated signalized intersections, streetlights, road signs and traffic markings.  The division also maintains the sanitary sewer/storm system which includes all of the sanitary sewer lines, all of the storm lines and catch basins, several storm water pump stations, as well as various large storm water trash capture devices throughout the City.

THE POSITION

Under close to general supervision, this hourly position is responsible for cleaning and maintaining the downtown corridor, including the removal of litter, debris, and illegal dumping. Duties are primarily driven by SeeClickFix service requests and may include other related maintenance and cleaning tasks as assigned.
 

IDEAL CANDIDATE 

The ideal candidate will have experience with outdoor maintenance work and be familiar with basic tools, equipment, and safety practices related to cleaning and debris removal in public spaces. They will take pride in keeping high-visibility areas clean and welcoming, respond promptly to service requests (such as those submitted through SeeClickFix), and interact professionally with the public and City staff. The ideal candidate will be reliable, self-motivated, and able to work independently or as part of a team, using sound judgment while following established safety procedures.

TYPICAL DUTIES (may include but are not limited to the following):

• Conduct daily cleaning and maintenance of the City’s downtown corridor, ensuring all public areas are free of litter and debris.
• Efficiently empty, clean and service all City owned trash receptacles, adhering to waste disposal and sanitation standards.
• Respond to requests for service in real time via smart device.
• Uses a variety of hand and power tools in connection with the above duties; operates light, motorized equipment, such as pick-ups, flatbeds, and dump trucks.
• Identify and report maintenance issues, safety hazards or vandalism during routine duties to appropriate City personnel.
• Performs related duties and responsibilities as assigned.

QUALIFICATIONS: Any combination of experience and training that would provide the required knowledge, skills, and abilities would be qualifying. A typical way to obtain the knowledge, skills, and abilities would be:

Experience: One year of experience in general construction or maintenance work.

Training: Equivalent to graduation from high school.

THE APPLICATION PROCESS:

To be considered, applicants must submit the following REQUIRED items:

• City application
• Responses to the supplemental questionnaire

NOTE: Applications must be filled out in their entirety. Failure to complete the application and/or supplemental questions or failure to include a required attachment will disqualify the applicant from the recruitment process. Failure to list work experience, education or training or indicating “see resume” in the work experience section of the application will be considered an incomplete application and subject to disqualification. Additionally, only the application materials and documents specifically requested within this job announcement will be accepted and considered. Any supplemental documents submitted that are not required will not be reviewed as part of the application process.

THE SELECTION PROCESS:

Applicants whose submitted application materials demonstrate knowledge, skills and abilities in best alignment with the required and desired qualifications of this position may be invited to an interview by the hiring department. 

SPECIAL INSTRUCTIONS

Prior to appointment, candidates will be required to submit to any or all of the following (as applicable:

1. Reference Check
2. SSF Background Check
3. Pre-Employment Medical Examination and Drug Screen

A conviction history will not necessarily disqualify an applicant from appointment. Determinations are made on a case-by-case basis with consideration given to the nature and recency of the conviction and relationship to job duties. All City standards must be met before the final appointment is made.

Candidates with a disability who may require special assistance in any phase of the recruitment process should advise the Human Resources Department upon submittal of application.  

The policy of the City of South San Francisco is to grant equal employment opportunity to all qualified persons without regard to race, color, sex, gender, age, religion, ancestry, physical or mental disability, sexual orientation, gender identity, gender expression, marital status or national origin.  It is the intent and desire of the City of South San Francisco that equal employment opportunity will be provided in recruiting, hiring, training, promoting, wages, benefits, and all other privileges, terms and conditions of employment.  The City of South San Francisco is an Equal Opportunity Employer (EOE).

DISCLAIMER: This general announcement does not constitute an express or implied contract and is subject to change. Any provisions contained within this announcement may be modified or revoked without notice.

Recruitment Contact

Contact phone: (650)877-8550

Contact email: Alex.Henry@ssfca.gov

DEFINITION

Maintenance Worker I

Under general supervision, to perform semi-skilled maintenance and repair
of City streets, and storm drains, park and recreation landscaped areas, and other public works;

Maintenance Worker II

Under general supervision, to supervise a small crew and participate in the
maintenance and repair of City streets, sanitary sewers and storm drains, park and recreation landscaped areas, and other public works;

DISTINGUISHING CHARACTERISTICS

Maintenance Worker I

This is the journey level class in the maintenance worker series.

Maintenance Worker II

This is the lead/supervisory level class in the maintenance worker series

SUPERVISION RECEIVED AND EXERCISED

Maintenance Worker I

Receive general supervision from Maintenance Worker II.

Maintenance Worker II

Leads/supervises Maintenance Worker I. Receive general supervision from
higher-level management.

ESSENTIAL FUNCTIONS - INCLUDE BUT ARE NOT LIMITED TO THE FOLLOWING:

Maintenance Worker I

• Participates in the construction, maintenance and repair of streets, curbs, gutters, sewers, storm drains, catch basins, barricades, sidewalks, parks, landscaped areas, and recreation equipment and facilities;
• Pours and finishes concrete;
• Operates cleaning equipment;
• Cleans out catch-basins and other storm-related preventive maintenance and removes litter from parks and other facilities;
• Operates compressors and pneumatic tools;
• Operates and makes minor repairs and adjustments to heavy power-driven equipment;
• Constructs forms for and does cement work;
• Performs brick work and building construction and maintenance work;
• Builds retaining walls;
• Repairs irrigation systems, tools, recreation and maintenance equipment; drives a truck, tractor, gang mower, power mower, and other light motorized construction equipment; plants, waters, mows, prunes, sprays and maintains hedges, lawns, trees, flowers and shrubs;
• Applies, tamps and rakes asphalt and related street construction and maintenance tasks;
• Repairs and replaces sewer and storm drainage pipe
• Performs basic carpentry, painting, plumbing and pipe-fitting work;
• Performs excavations and shoring for CCTV and underground utilities
• Performs street traffic control and sign painting which may include inventory,
• Operates storm water pumps
• May assist in purchasing
• Uses computer plotting machine
• Fill potholes in roadway
• Removes sand from roadways
• Welds
• Mows and weeding lawns
• Plants and trims trees and bushes
• Drags and stripes athletic fields;
• Installs and maintains irrigation systems
• Applies herbicides.
• Opens, cleans and sanitizes restrooms
• Empties trash
• Performs other duties as required

Maintenance Worker II

In addition to the duties for Maintenance Worker I

• Supervises a small crew
• Supervises and performs slide control planting, creek bed clean out, park landscape planting and maintenance, including irrigation; athletic field maintenance;
• Performs other duties as required

QUALIFICATIONS

Knowledge of:

Maintenance Worker I

• Common tools, materials and practices used in construction, gardening and maintenance work.

Maintenance Worker II

In addition to the knowledges for Maintenance Worker I

• Principles of supervisory practices and procedures

Skill/Ability to:

Maintenance Worker I

• Perform a variety of semi-skilled construction, gardening and repair tasks
• Operate trucks, motorized equipment and hand tools;
• Operate heavy motorized equipment and power tools;
• Follow written and oral instructions

Maintenance Worker II

In addition to the skills and abilities for Maintenance Worker I

• Lay out and supervise the work of a small crew.
• Read landscape, sprinkler and play equipment plans;

• Maintain time and material records;
• Prepare and complete work reports;

Education and Training

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

Maintenance Worker I

Experience: One year of semi-skilled construction, groundskeeping or
maintenance experience.

Training: graduation from high school

Maintenance Worker II

Experience: Three years of progressively responsible public works
construction, gardening and maintenance work

Training: Graduation from high school

Licenses

Possession of a valid California driver’s license.  May be required to qualify for and obtain a Class A or Class B driver’s license and be subject to random drug and alcohol testing under the Department of Transportation regulations. 

ADDITIONAL INFORMATION:

Physical Skills: Requires strength, agility, and endurance. Requires heavy lifting (75 pounds); considerable bending and stooping. Must be able to sit, stand, walk (on uneven surfaces), kneel, crouch, bend, stoop, squat, crawl, twist, and climb; Requires sufficient dexterity to drive trucks and large vehicles. Must have vision sufficient to read printed materials, a computer screen, and to test equipment in varied field settings.  Must have hearing and speech to communicate in person and over the telephone.

Working Environment: Works in shop and field settings; considerable exposure to inclement weather, cold, heat, noise, outdoors, dust, dirt, vibration, chemicals, traffic, traffic hazards, confined workspace, mechanical hazards, electrical and explosive hazards.

May work protracted and irregular hours; take 24-hour call and stand-by; available for evening meetings; available for unusual hours in emergencies

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 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

Recruitment is open until filled.

Performs a variety of unskilled or semi-skilled maintenance work, and operates a variety of equipment in the construction, operation, repair, maintenance and replacement of Town water, sewer, street and storm drainage facilities and systems.

ESSENTIAL DUTIES

Typical duties include but are not limited to:
•    Perform required labor involved in construction and maintenance projects as part of a crew, including pavement cutting, ditch digging, manhole and line cleaning, main and pipe repair, laying and backfilling.
•    Perform routine cleaning, inspection and preventive maintenance of equipment and refers defects or needed repairs to supervisor.
•    Performs all duties in conformance with appropriate safety and security standards.
•    Maintains Corporation Yard and other Town facilities.
•    Responds to residents' requests for service.
•    Maintains a variety of records relating to maintenance activity.
•    Assists in determining the locations of water, storm drain and sewer lines from the appropriate sources prior to excavation.
•    Drives trucks of various sizes and weights in the loading, hauling, and unloading of equipment and supplies.
•    Work in adverse weather conditions.

Possible 40 or more hours per week (Subject to change) up to total 960 hours of temporary employment.

The City of Newark is seeking an Urban Forest Supervisor for the Public Works Department. The Urban Forest Supervisor leads the City’s forestry and landscape maintenance programs. This role blends strategic planning, technical expertise in tree health, and hands-on project management to ensure a safe and well-maintained urban environment.

EXAMPLE OF DUTIES

• Participates in the preparation of the operating budget for the landscape and tree program; participates in the forecasting of additional funds needed for materials and supplies and gathers cost estimates as directed. 
• Provides skilled and technical direction on care, maintenance, disease prevention, and removal of trees; plans inspection and maintenance of all trees in appropriate cycles; assigns priorities and special projects as needed.  
• Inspects work sites before, during and after completion of work to assure that required work is completed in a satisfactory and thorough manner; inspects work sites, equipment and tools for compliance with safety standards; and inspects and approves work done by outside contractors. 

EXPERIENCE AND TRAINING

Any combination of education and experience that would provide the required knowledge, skills, and abilities is qualifying. A typical way to obtain the required qualifications would be:

• Possession of a high school diploma or equivalent, and four (4) years of increasingly responsible experience in landscape and tree maintenance, including two (2) years of lead responsibility or other qualifying higher level public works maintenance experience.

Licenses and Certifications

• Possession of a Qualified Applicator Certificate issued by the State of California.
• Possession of certificate as a Certified Arborist from the International Society of Arboriculture.
• Possession of a valid driver's license and a satisfactory driving record throughout employment. 

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