Wastewater Heavy Duty Maintenance Mechanic

Pima County•Tucson, AZ

12d•Onsite

About The Position

Pima County Regional Wastewater Reclamation Department is looking for a dependable, skilled, and motivated Heavy Duty Maintenance Mechanic to join its Wastewater Treatment Division. This role involves maintaining, troubleshooting, and repairing heavy industrial equipment such as pumps, blowers, conveyors, gearboxes, hydraulic systems, and other critical plant machinery. The position offers a stable, long-term career with opportunities for advancement and ongoing training, while serving the community and protecting public health. Pima County offers competitive pay, excellent benefits, and retirement plans.

Requirements

Five years of mechanical maintenance experience in the fabrication, installation or repair of large heavy-duty industrial mechanical equipment, deep well turbine pumps, submersible or centrifugal booster pumps.
Valid driver license is required at time of application.
Valid AZ driver license is required at time of appointment.
The successful applicant will be subject to a 39-month DOT Motor Vehicle Record review to determine applicant’s suitability to operate county vehicles in accordance with Pima County administrative procedures.
Pre-employment background checks.
Post-job offer physical and/or drug screen.

Nice To Haves

Three years of experience with Pima County as a Wastewater Maintenance Specialist II performing mechanical maintenance work involving the fabrication, installation and repair of mechanical equipment and pumps.
Minimum six (6) years experience in industrial mechanical equipment, performing repairs and routine maintenance of industrial pumping systems, deep well turbine pumps, positive displacement pumps, submersible pumps, centrifugal pumps, booster pumps, gear boxes, plumbing, pipe fitting and compressor/blower maintenance.
Minimum four (4) years experience in specializing and advanced maintenance repair, diagnose or trouble-shooting, construction, fabrication, on-the-job training, and preventative maintenance.
Minimum four (4) experience using an industrial Computerized Maintenance Management Systems (CMMS).
Minimum four (4) experience using Microsoft Office Suite, to include Excel, Word, Outlook and Visio.

Responsibilities

Performs operational and preventive maintenance of complex heavy-duty industrial equipment and machinery utilizing hydraulics and pneumatics of systems involving pneumatic tanks, deep wells, air compressors, pneumatic actuators, wet wells, pumps and booster stations.
Fabricates, constructs, installs, repairs and aligns heavy-duty industrial equipment and machinery such as deep well pumps, water pump and piping systems, horizontal and vertical drive centrifugal pumps, spherical, thrust, radial and line-shaft bearings on pumps and motors utilizing gas and electric welding.
Performs critical repairs to complex systems, equipment and related features to maintain system integrity and functions in accordance with standards, rules and regulations, particularly those systems or equipment operated under permits or licenses granted by other governmental agencies.
Interprets and applies required codes or standards to work situations.
Interprets complex blueprints, schematics and diagrams to facilitate work.
Prepares working sketches, drawings and estimates of resources required for assigned projects.
Repairs or operates specialized equipment such as submersible pumps, speed increasers and decreases, blowers, conveyors, gear boxes, mixing equipment and industrial stationary engines.
Demonstrates knowledge of precision measuring equipment such as micrometers and dial indicators.
Coordinates equipment and system modifications or maintenance with operations and maintenance staff and supported facility managers or end-users, to assure minimal disruption of services and seamless customer services.
Inspects, services and maintains common and specialized tools, equipment and vehicles used in performance of duties.
Utilizes and ensures fellow staff utilizes standard occupational safety practices and equipment.
Maintains comprehensive records of work performed, modifications to equipment or systems and related operations logs.
Prepares periodic and special reports for management on equipment, systems and/or facilities supported or maintained.
Conducts on-the-job training of operators and maintenance staff.
May inspect and lead the work of equipment operators and maintenance staff.