Maintenance Supervisor Jobs in Merced, CA (NOW HIRING)

Salary: $71,136.00 - $86,456.60 Annually
Location : Mariposa, CA
Job Type: Full-time
Job Number: 16-01329
Department: Public Works
Division: Facilities
Opening Date: 08/05/2026
Description
Mariposa County's Public Works Department has one (1) vacancy for a Maintenance Supervisor.
Only online applications are accepted.
DEFINITION
To plan, coordinate and supervise the work of Facilities Maintenance staff and to perform a variety of skilled tasks in the construction, maintenance and repair of County facilities and grounds; and to perform related duties and responsibilities as required.
SUPERVISION RECEIVED AND EXERCISED
Receives direction from the Facilities Maintenance Manager and Public Works Director.
Exercises direct supervision over facilities maintenance workers.
Examples of Duties
EXAMPLES OF ESSENTIAL FUNCTIONS
Plans, coordinates, supervises and participates in the construction, maintenance and repair of County facilities and grounds.
Assists in the development and implementation of goals, objectives, policies and procedures for the Facilities Maintenance Division.
Trains, supervises and evaluates the performance of maintenance staff, seasonal workers and others; recommends and implements disciplinary processes as necessary.
Interprets and ensures subordinates' compliance with all applicable laws and regulations, County and department policies and procedures, and standards of quality and safety.
Inspects County grounds, buildings, facilities and related areas to ensure proper appearance and to determine maintenance, improvement and repair needs.
Coordinates with Facilities Maintenance Manager to develop routine as well as mid- and long-range work schedules.
Supervises and participates in a variety of skilled and semi-skilled maintenance and construction work, including but not limited to building and repairing walls and fences, building and repairing roofs, performing concrete work, installing/maintaining/repairing mechanical, plumbing and electrical equipment and systems, maintaining swimming pools and related equipment, maintaining and repairing water/wastewater system equipment and systems, painting various surfaces, etc.
Supervises and participates in a variety of groundskeeping work, including but not limited to mowing turf, installing landscape plants and materials, pruning and trimming shrubs and trees, applying herbicides and pesticides, installing and maintaining irrigation equipment, cleaning and maintaining parking lots, removing trash and debris from grounds, etc.
Inspects the work of subordinates to verify quality and completion of tasks.
Operates and performs minor maintenance on a variety of light and heavy equipment, including snow removal equipment, mowers, tractors, pick up trucks and other power-driven equipment; uses welding tools and a variety of other hand and power tools.
Oversees the inventory of parts, tools and equipment to support efficient operations; orders inventory as needed.
Conducts safety meetings; trains staff in the proper use of tools and equipment.
Collects and maintains data related to various aspects of facilities operations and maintenance; prepares related reports.
Assists in coordinating division activities with those of other divisions, departments and agencies as appropriate.
Receives and responds to inquiries, requests for assistance, concerns and complaints regarding division policies, programs and projects.
Performs clerical work as required, including preparing reports and records, copying and filing documents, entering and retrieving computer data, answering the telephone, etc.
Minimum Qualifications
MINIMUM QUALIFICATIONS
Experience:
Two years of experience equivalent to the class of Maintenance Worker III-Facilities in Mariposa County.
Education:
High school diploma or GED equivalent.
Additional Requirements:
Possession of a valid California Class C driver's license. Under certain circumstances, the Human Resources Director may accept a valid driver's license from another state if applicant acknowledges his/her intent to acquire a California driver's license within three months by signing an acknowledgement form.
Possession of Pool Operator certification within one year of hire date. Certification must be maintained throughout employment in this position.
Supplemental Information
EMPLOYMENT STANDARDS
Knowledge of:
Pertinent federal, state and local laws, regulations, codes and ordinances.
County and department policies and procedures.
Basic building maintenance methods and procedures, including electrical, carpentry, mechanical, painting, plumbing and custodial work.
Operations and maintenance requirements for water distribution systems, wastewater collection systems and treatment plants, recreational and pool facilities.
Proper grounds maintenance and landscaping methods, procedures and techniques.
Principles and practices of preventive maintenance.
Safe use and maintenance of building maintenance, grounds maintenance, landscaping and groundskeeping materials, tools and equipment.
Principles of supervision, training and performance evaluation.
Record-keeping and report preparation methods.
Basic mathematics including fractions and percentages.
Safe work practices.
Ability to:
Understand, interpret and apply pertinent federal, state and local laws, rules, regulations, codes and ordinances, and County policies and procedures.
Understand and follow oral and written instructions with minimal supervision.
Train, supervise, inspect and evaluate the work of subordinate staff.
Maintain and repair electrical, plumbing, mechanical and irrigation systems, swimming pools, water and wastewater equipment and systems.
Perform skilled welding, carpentry and painting work.
Read blue prints and apply information to locate water and sewer hook-ups, main lines and derive mechanical, electrical and structural information.
Skillfully and safely operate trucks, power-driven equipment and tools.
Maintain and perform minor repair of equipment used in building and grounds maintenance work.
Compile data and prepare records and reports.
Perform required mathematical computations with accuracy.
Communicate clearly and concisely, both orally and in writing.
Establish and maintain effective working relationships with those contacted in the course of work.
Meet the physical requirements necessary to safely and effectively perform assigned duties.
TYPICAL WORKING CONDITIONS
Work is performed both indoors and outdoors. Incumbent travels to various work sites throughout the County to inspect work and supervise crews, which requires exposure to traffic and construction hazards, machinery hazards, herbicides/pesticides, electrical currents, adverse weather conditions, temperature and noise extremes, wetness, humidity, heights, fumes, dusts, odors, solvents, grease/oil, toxic or caustic chemicals, vibration. Worker occasionally works past normal office hours to complete assignments.
TYPICAL PHYSICAL REQUIREMENTS
Requires the mobility to perform building and grounds maintenance duties. Requires the ability to sit and intermittently walk, stand, climb, balance, stoop, kneel, crouch, crawl and reach while performing office duties and/or maintenance work; lift and/or move up to 50 pounds frequently and up to 100 pounds occasionally; use hands to finger, handle, feel or operate objects, tools and controls. Must be able to maintain effective audio-visual discrimination and perception needed for making observations, communicating with others, reading and writing, and operating office and field equipment. Must be able to use a telephone to communicate verbally.
This class specification lists the major duties and requirements of the job and is not all-inclusive. Incumbents may be expected to perform job-related duties other than those contained in this document.
To view benefits please click here:
01
Possession of a valid California driver's license is required for this recruitment. Under certain circumstances, the Human Resources Director may accept a valid driver's license from another State if applicant acknowledges his/her intent to acquire a California driver's license within three months by signing an acknowledgement form. Do you have a valid driver's license?

• Yes
• No

02
One of the requirements of this position is a high school diploma or GED equivalent. Do you have a high school diploma or GED equivalent?

• Yes
• No

Required Question