Maintenance Worker III​/Facilities-Promotional​/Transfer

Position: Maintenance Worker III/Facilities-Promotional/Transfer Opportunity

Mariposa Public Works has one (1) full time opening for a Maintenance Worker III-Facilities.

DEFINITION

To perform a variety of skilled and semi-skilled tasks in the construction, installation, maintenance and repair of County facilities, buildings and grounds; to operate light and heavy power-driven equipment; and to perform related duties and responsibilities as required.

This position is typically assigned to the Facilities Division of the Public Works Department and may be assigned to the Mariposa County Jail Facility or the Human Services Department. If assigned to the Jail Facility, the incumbent must work with and around inmates. If assigned to the Human Services Department, the incumbent will also perform weatherization of homes of low-income persons, the elderly, and other economically disadvantaged persons.

SUPERVISION

RECEIVED AND EXERCISED

Receives general supervision from the Maintenance Supervisor – Facilities and Public Works Director; or from the Jail Facility Manager or the Sheriff/Coroner; or from assigned supervisory/management staff.

May exercise lead direction over Maintenance Workers I and II – Facilities.

EXAMPLES OF ESSENTIAL FUNCTIONS

(Essential functions may vary from position to position within classifications.)

Inspects County grounds, buildings, facilities and related areas to help determine maintenance, improvement and repair needs.

Performs 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 interior carpentry work, installing / maintaining / repairing mechanical, plumbing, electrical and HVAC equipment and systems, maintaining swimming pools and related equipment, maintaining and repairing water / wastewater system equipment and systems, painting various surfaces, etc.

Performs moderately complex reinforced concrete work in the preparation of slabs, footings and walls, except where special engineering is involved.

Performs a variety of groundskeeping work, including but not limited to mowing turf, installing landscape plants and materials, pruning and trimming shrubs and trees, installing and maintaining irrigation equipment, cleaning and maintaining parking lots, removing trash and debris from grounds, etc.

Sprays herbicides for control of exterior weeds and brush, and pesticides in interiors and exteriors of facilities for a variety of insect pests as required, using appropriate types of chemicals.

Repairs roads, parking lots and other paved surfaces; assists with snow removal operations.

May monitor water / wastewater treatment plant operations, including maintaining various daily logs and records, collecting water / wastewater samples and performing routine tests, adjusting chemical levels to ensure water quality, troubleshooting and resolving problems with equipment and systems, coordinating repair work with outside service providers as necessary, etc.

May be responsible for scheduling appointments related to weatherization; coordinating workers and subcontractors; assessing homes for measures needed including blower door, duct blaster and appliance safety tests; inspecting all work for completion and compliance; and may be the lead person in the field including during field audits by the State Department of Community Services.

Operates and performs minor maintenance on a variety of light and heavy equipment, including snow removal equipment, mowers, tractors, back hoes, pick up trucks and other power-driven equipment; uses welding tools and a variety of other hand and power tools.

Maintains assigned equipment in clean, safe operating condition; prepares related records.

Performs general custodial duties as required.

Performs all work…