Building Maintenance Worker III

Location: Jackson

Salary : $60,777.60 - $73,881.60 Annually
Location : 12200-B Airport Rd. Jackson, CA
Job Type: Full-Time
Job Number: 25-00065
Department: General Services Administration/Facilities
Opening Date: 01/06/2026
Closing Date: 1/27/2026 11:59 PM Pacific
FLSA: Non-Exempt

Definition and Distinguishing Characteristics

** We have only one vacancy and depending on qualifications, this vacancy will be filled as either a Building Maintenance Worker III or a Facilities Supervisor**
DEFINITION

Under general supervision; to perform a variety of journeyman level work relating to electrical systems and equipment, skilled and semiskilled mechanical maintenance work on steam and/or hot water boilers, refrigeration and air conditioning, pumps, air compressors, and associated equipment, plumbing and photovoltaic systems located on County property; to maintain mechanical and security systems at the County Detention Facilities; to perform skilled building maintenance work and general construction;

and to do related work as required. Have an understanding of computerized control systems.
DISTINGUISHING CHARACTERISTICS

This is a journey level classification. This class is distinguished from the Building Maintenance Worker I and II series by requiring specialized knowledge and skills to perform the operation and maintenance of, electrical systems, plumbing equipment, photovoltaic systems as well as steam and/or hot water boilers, refrigeration and air conditioning units, electrical devices and systems. Building Maintenance Workers in this classification confer with the supervisor to establish priorities for assignments and activities.

An incumbent in this classification may be called after hours for emergency repair work.
REPORTS TO

Facilities and Projects Manager and/or General Services Director
CLASSIFICATIONS SUPERVISED

May provide direction for staff, work furlough personnel and Inmates.

Examples of Duties
The following are the duties performed by employees in this classification. However, employees may perform other related duties at an equivalent level. Each individual in the classification does not necessarily perform all the duties listed.

• Installs, repairs and make adjustments to (but not limited to) electrical conduit and duct systems, fixtures, motors, switches, outlets, cable, meters, distribution systems and substations, panels, circuits, pumps, controls, heating and air conditioning equipment, elevators, auxiliary power equipment, generators, switchboards, street lighting circuits, fire alarms, security systems, airport runway lighting systems, transformers, plumbing and photovoltaic systems, pneumatic and electronic control devices, steam and/or hot water boilers, and pumps.
• Overhauls ventilation systems, air compressors, emergency generators, and air conditioning equipment.
• Performs charging, evacuating, condenser cleaning, and filter changes.
• Repairs or replaces boilers; adjusts burners and high and low water cut-out controls; performs casing repairs and safety valve overhauls.
• Replaces pump couplings, motor bearings, and belts.
• Lubricates all mechanical equipment; security control panels, lighting systems, electro-mechanical security doors and intercom systems at County Detention Facilities.
• Participates in the general repair and remodeling of County buildings.
• Performs a variety of skilled and semiskilled work, including carpentry, masonry and concrete, painting, plumbing, electrical work, and alteration of buildings.
• Installs electrical fixtures and assists with the inspection of buildings and facilities for needed repairs.
• Operates hand tools, power tools, and operates heavy equipment
• Analyzes, plans, directs and participates in electrical maintenance including the support and design of County facilities and special projects.
• Prepares oral and written reports, prepares cost estimates and a variety of documents.
• Assures work is performed in accordance with the National Electric Code, Mechanical Code, Building Codes, and current industry standards.
• Performs troubleshooting, inspections, and diagnoses of electrical systems and components.
• Install and repair HVAC units including electric and mechanical components and associated ductwork including flexible tubing and sheet metal construction.
• Conducts and coordinates necessary building and safety inspection meetings with other agencies.
• Performs estimates for labor and material for specific jobs.
• May oversee and assign work to staff, work furlough personnel or inmates.
• Acts as supervisor in the supervisor's absence.
• Completes and maintains records and reports, and other related duties as assigned.

Essential Qualifications
Knowledge of:

• All pertinent federal, state and county laws, codes, rules, regulations and standards.
• Basic principles of supervision, training and performance evaluation.
• Principles and techniques involved in public works construction methods, administrative tasks and materials.
• Principles of lead direction, work coordination, and safety training.
• Electrical, electronic, and construction…