Wastewater Treatment Plant Mechanic

Open until filled with a first review date of February 23, 2026

Are you looking to join a team that values Professionalism, Accountability, Integrity, and Responsiveness? Do you want to be a part of a strong team dedicated to serving our community, building relationships, and creating opportunities? Then this might be the opportunity for you!

We are looking for someone to join Team Yuma as a Wastewater Treatment Plant Mechanic working with the Department of Utilities – Wastewater Treatment Division. The ideal candidate will perform a variety of skilled work as it relates to equipment, machinery, and components in City of Yuma Wastewater operating plants.

Under basic supervision, this job classification installs, repairs, inspects, and maintains equipment, machinery and components at Wastewater (WW) treatment plants, satellite facilities, and lift stations; maintains and adjusts equipment to meet job specifications and technical codes.

• Inspects, maintains, adjusts, repairs, installs and replaces Wastewater equipment, machinery, and components in Wastewater operating plants; duties may vary according to job assignment and individual skills.
• Inspects Wastewater facilities, equipment and systems; performs work within scope of authority, under proper supervision, and in accordance with all quality standards, safety regulations and procedures.
• Checks facilities and equipment to verify proper operating conditions; recognizes abnormally operating equipment; uses standard methods and skills to diagnose conditions and identify maintenance needs.
• Repairs equipment and components and performs preventive and predictive maintenance on mechanical and electromechanical equipment and components as directed; notifies supervisors of problems beyond the scope of authority.
• Verifies equipment functions meet job specifications and technical codes; reads and interprets technical manuals; assists with maintenance of facilities and grounds.
• Tests and maintains backflow prevention devices.
• Custom fabricates material and equipment; operates heavy equipment.
• Supports the relationship between the City and the general public by demonstrating courteous and cooperative behavior when interacting with citizens, visitors, and City staff; promotes the City goals and priorities, vision, values and the "Yuma Way", and complies with all City policies and procedures.
• Maintains absolute confidentiality of work-related issues and City information; performs other duties as required or assigned.

High School Diploma or GED equivalent; AND two years of mechanical and electrical repair, maintenance, and installation experience, preferably in an industrial environment; OR an equivalent combination of education, training and experience.

• City policies and procedures.
• Knowledge of tools, equipment and procedures used in Wastewater system maintenance and repairs.
• Safe work practices, occupational hazards and safety precautions in a Wastewater treatment plant.
• Federal and state safety rules and regulations and emergency response procedures in Wastewater treatment plant environments.

• Reading and interpreting technical plans, schematics and specifications.
• Reading and interpreting gauges and recording devices.
• Safe and efficient operation and maintenance of tools and equipment according to standard operating and safety procedures.
• Making routine operating adjustments and repairs to assigned equipment.
• Following safe work practices, and verbal and written instructions.
• Establishing and maintaining cooperative working relationships with co-workers.
• Communicating effectively verbally and in writing.

A valid Arizona State Commercial Driver’s License is required. A valid Arizona Class A Commercial Driver’s License will be required within twelve months of hire. Wastewater Grade 1 certification from the Arizona Department of Environmental Quality (ADEQ) is preferred. Additional technical training and certifications may be required.

Work is performed on location at City Wastewater Treatment plants with moderate physical requirements. Work requires lifting and moving items weighing up to fifty pounds; climbing wall-mounted vertical ladders and working at heights more than 170 feet with fall protection; vision capacity to perform fine calibrations and distinguish between colored wires; physical dexterity to work in confined spaces and to use precision tools and equipment;

and wearing of Self-Contained Breathing Apparatus (SCBA) for extended periods of time. Incumbents must meet SCBA medical fitness evaluation. May be exposed to safety hazards, extreme temperatures, inclement weather conditions, and dangerous tools and equipment.

This position requires working a rotating on-call schedule, including weekends and holidays.