Industrial Engine Mechanic - West Point

King County; Seattle (WA); On-site; USD 90,000 - 120,000; Full time

Job summary

King County West Point Treatment Plant in Seattle seeks an Industrial Engine Mechanic to maintain and repair diesel and biogas engines, generators, pumps, and cogeneration systems. This full-time role emphasizes preventive and corrective maintenance across West Point and offsite facilities.

The position requires safe work practices, documentation, and collaboration with Operations and other trades to ensure reliable wastewater treatment and system availability.

Qualifications

• Troubleshoot, repair, maintain, and overhaul engine-driven equipment.
• Knowledge of mechanical systems, electrical controls up to 13.09 KV, and instrumentation.
• Ability to interpret technical manuals, schematics, and equipment history records to perform accurate maintenance and repairs.
• Commitment to safe work practices, including Lockout/Tagout procedures, confined space entry, and PPE.
• Ability to organize, document, and maintain accurate maintenance records for equipment, emissions, and fuel systems.
• Strong communication and collaboration skills to work effectively with trades, operations staff, and supervisors.

Responsibilities

• Troubleshoot, repair, maintain, and overhaul engine-driven equipment and generator power systems (up to 13.09 KV), including power generation systems, diesel standby emergency generators, large-bore co-generating engines, engine-driven pumps, and all related ancillary equipment, including the COGEN.
• Maintain accurate records of emission testing and tuning for SI co-generation and pump engine equipment as required.
• Maintain records of fuel tank testing, permit inspections, and certifications for all aboveground and underground fuel tanks as required by the DOE.
• Inspect and test equipment to ensure proper operation, safety compliance, and adherence to established maintenance standards.
• Organize and maintain accurate equipment history records to support cost-effective and efficient work practices.
• Collaborate with other trades and operations staff as needed to support plant and offsite maintenance activities.
• Perform other duties as assigned.

Skills

Troubleshoot engines

Engine maintenance

Electrical controls up to 13.09 KV

Reading schematics/manuals

Lockout/Tagout safety

Maintenance records

Team collaboration

Tools

CAT engines

Cummins engines

Waukesha engines

Job description

This is a transfer opportunity, and first consideration is given to qualified transfer-eligible employees in the same classification. If no qualified transfer-eligible candidate is selected, external applicants will be considered.

This recruitment will hire for one (1) position. In addition to the current opening, this recruitment may be used to establish a pool of qualified candidates to fill future Industrial Engine Mechanics (West Point Treatment Plant)Career Service vacancies within the Wastewater Treatment Division over the next 6 months.

Join the West Point Maintenance team as an Industrial Engine Mechanic, maintaining and repairing critical engine systems, including backup generators and the plant’s cogeneration system. This hands‑on role directly supports reliable wastewater treatment and provides an opportunity to use and expand your technical skills while working on a variety of industrial engine equipment.

About the Role:

The Industrial Engine Mechanic maintains and repairs diesel and biogas engines, generators, pumps, and related systems at West Point and offsite facilities throughout King County. This role performs preventive and corrective maintenance, responds to equipment issues, and works closely with Operations and other trades to help keep critical wastewater systems safe, reliable, and available when needed.

About the Team:

King County protects water quality and public health in the central Puget Sound region by providing high-quality, effective wastewater treatment. Our wastewater operators and maintenance teams prevent the spread of disease, protect the environment, and support the communities we serve.

If you’re passionate about making a difference, thrive in a collaborative environment, and want to play a hands‑on role in maintaining essential mechanical systems, join us in our mission to safeguard King County’s water resources.

Join our team dedicated to ensuring clean water for generations to come! With over 1000 employees engaged in planning, designing, building, and operating treatment facilities, our agency is at the forefront of environmental stewardship. Success for us means upholding our legacy while promising future generations a pristine environment.

We partner with regulatory agencies to reduce harmful waste discharge and actively educate the public and businesses on water quality protection. We prioritize accountability to our ratepayers and operate a well‑managed agency that services over 2.3 million King County residents. Our regional wastewater treatment system not only sustains a healthy environment but also fuels economic development, fostering prosperity in our region. If you're passionate about making a difference and thrive in a collaborative environment, join us in our mission to safeguard our precious water resources.

Commitment to Equity, Racial and Social Justice:

King County, named after Dr. Martin Luther King, Jr., is a diverse and vibrant community that represents cultures from around the world. We prioritize equity, racial and social justice, making it a foundational and daily expectation for all employees. As an Industrial Engine Mechanic, you will actively apply these principles in all aspects of your work. Learn more about our commitment at http://www.kingcounty.gov/equity.

What You Will Be Doing:

• Troubleshoot, repair, maintain, and overhaul engine-driven equipment and generator power systems (up to 13.09 KV), including power generation systems, diesel standby emergency generators, large-bore co-generating engines, engine-driven pumps, and all related ancillary equipment, including the COGEN.

• Maintain accurate records of emission testing and tuning for SI co-generation and pump engine equipment as required.

• Maintain records of fuel tank testing, permit inspections, and certifications for all aboveground and underground fuel tanks as required by the DOE.

• Inspect and test equipment to ensure proper operation, safety compliance, and adherence to established maintenance standards.

• Organize and maintain accurate equipment history records to support cost-effective and efficient work practices.

• Collaborate with other trades and operations staff as needed to support plant and offsite maintenance activities.

• Perform other duties as assigned.

Qualifications You Bring:

• Ability to troubleshoot, repair, maintain, and overhaul engine-driven equipment, including diesel and biogas generators, engine-driven pumps, and related ancillary systems.

• Knowledge of mechanical systems, electrical controls (up to 13.09 KV), and instrumentation used in industrial engine and cogeneration operations.

• Ability to interpret technical manuals, schematics, and equipment history records to perform accurate maintenance and repairs.

• Commitment to safe work practices, including Lockout/Tagout procedures, confined space entry, and proper use of personal protective equipment (PPE).

• Ability to organize, document, and maintain accurate maintenance records for equipment, emissions, and fuel systems.

• Strong communication and collaboration skills to work effectively with trades, operations staff, and supervisors.

Required Competencies:

• Decision Quality: Making good and timely decisions that keep the organization moving forward.

• Action Oriented: Taking on new opportunities and tough challenges with a sense of urgency, high energy, and enthusiasm.

• Collaborates: Building partnerships and working collaboratively with others to meet shared objectives.

• Organizational Savvy: Maneuvering comfortably through complex policy, process, and people‑related organizational dynamics.

• Being Resilient: Rebounding from setbacks and adversity when facing difficult situations.

Required Licenses/Certifications:

• A valid Washington State Drivers License.

It Would Be Great If You Also Bring:

• Advanced Knowledge and hands on experience with all aspects of maintenance, overhaul, repair and testing of Diesel and/or multi fuel Engines.

• Factory training in (CAT, Cummins, Waukesha) engines etc.

• Boom truck operator certification.

• UST operator certification.

• CDL certification (Class B CDL with Tanker (N) and Hazardous Materials (H) endorsements).

Physical Requirements:

• This position requires flexibility to work varied hours and report during adverse or inclement weather conditions.

• Incumbents perform field and shop work at the wastewater treatment plant and associated facilities. Work involves lifting and carrying equipment and materials up to 50 pounds, climbing ladders in and out of tanks, and working in confined spaces.

• Employees regularly operate heavy machinery, rigging, and power tools, and work around high noise levels, noxious odors, and potentially slippery or uneven surfaces.

• Must be able to safely perform physically demanding tasks for extended periods, including standing, bending, kneeling, and reaching while completing maintenance, repair, and installation work.

Workplace Exposures:

• Work is performed outdoors and indoors in an industrial wastewater environment under all weather conditions.

• Employees are regularly exposed to chemicals, biohazards, and high noise levels.

• Position requires entry into confined spaces and use of appropriate personal protective equipment, including respirators, as needed.

• Employees must follow safety protocols to minimize exposure to potential hazards while performing maintenance, repair, and operational tasks.

Working Conditions:

• Work Location: West Point Treatment Plant - 1400 Discovery Park Blvd, Seattle, WA 98199.
• Work Schedule: This full-time position works a 40-hour work week. This position is covered under the provisions of the Fair Labor Standards Act (FLSA) and is overtime eligible.
• Union Representation: This position is represented by SEIU Local 925 - Wastewater Treatment Division.

King County's Vision, Mission, and ACTIVATE Values unite us.

King County serves residents with a relentless sense of urgency, delivering on commitments with transparency and accountability. We are action-oriented, creative problem solvers who collaborate across roles, engage directly with communities, and challenge the status quo to achieve meaningful impact. As a unified team, we uphold high ethical and stewardship standards, embrace change, stay curious, and continuously improve. Across all interactions, we listen first, act quickly, and stay aligned as a team to earn and sustain public trust. Learn more about our Vision, Mission, and ACTIVATE Values here and visit our Why work at King County page here.

King County is an Equal Employment Opportunity (EEO) Employer

No person is unlawfully excluded from employment opportunities based on sex, race, color, national origin, ethnicity, religious affiliation, disability, sexual orientation, gender identity or expression, age except by minimum age and retirement provisions, pregnancy, status as a family caregiver, parental status, marital status, military status or status as a veteran who was honorably discharged or who was