Senior Heavy Equipment Mechanic (Night Shift)

Clackamas County; Oregon City (OR); On-site; USD 65,000 - 95,000; Full time

Job summary

Clackamas County is seeking a Senior Heavy Equipment Mechanic to diagnose, repair, and maintain a variety of heavy‑duty equipment that supports county operations. You will lead a team, coordinate shop activities, and guide fellow technicians while upholding safety standards and delivering reliable service.

The ideal candidate has 3+ years in preventative maintenance, diagnostics, and repair of airbrake, electrical, and diesel systems, with strong schematics skills and a collaborative approach.

Qualifications

• Three (3) years of experience performing routine preventative maintenance on heavy vehicles and equipment.
• Three (3) years of experience inspecting, diagnosing, and repairing heavy‑duty vehicles and heavy equipment.
• Three (3) years of experience maintaining, diagnosing, and repairing airbrake, electrical, and diesel systems; plus reading schematics.

Responsibilities

• Lead worker—coordinate daily shop activities and prioritize work.
• Provide technical guidance and mentoring to fellow mechanics and technicians.
• Maintain safety and customer service focus while ensuring county equipment remains dependable.

Skills

Heavy vehicle maintenance

Diagnostics & troubleshooting

Leadership & mentoring

Airbrake systems

Electrical systems

Diesel engine systems

Reading schematics

Job description

This Job Posting closes at 11:59 p.m. (Pacific Time) on Tuesday, December 1, 2026.

Please note: The application deadline may be extended to expand the pool of qualified candidates. Any recruitment timeline changes will be communicated to all who have initiated an application process or have submitted an application.

JOB DETAILS AND QUALIFICATIONS

• Do you thrive on diagnosing and repairing complex diesel, hydraulic, electrical, and air brake systems?
• Are you the mechanic others rely on for technical guidance and troubleshooting support?
• Do you take pride in mentoring teammates and helping ensure work is completed safely and efficiently?
• Are you motivated by keeping critical public service vehicles and equipment reliable and ready for service?
• Are you looking for an opportunity to combine advanced hands‑on repair work with leadership responsibilities?

If so, we encourage you to read on and apply for our Senior Heavy Equipment Mechanic opportunity!

We are seeking a knowledgeable, motivated, and team-oriented professional to join our Fleet Services team within the Department of Transportation & Development as a Senior Heavy Equipment Mechanic. In this role, you will perform advanced maintenance, diagnostics, repairs, modifications, and restoration of medium and heavy‑duty maintenance, construction, and power generation equipment that supports critical County operations. Beyond your technical expertise, you will serve as a lead worker, helping coordinate daily shop activities, assign and prioritize work, provide technical guidance, and support the development of fellow mechanics and technicians. This position is a fantastic opportunity for someone who is an experienced problem solver, who thrives in a collaborative environment, demonstrates a strong commitment to safety and customer service, and takes pride in ensuring County equipment remains dependable, efficient, and ready to serve the community.

Required Minimum Qualifications/Transferable Skills:

• A minimum of three (3) years of experience performing routine preventative maintenance on heavy vehicles and equipment
• A minimum of three (3) years of experience inspecting, diagnosing, and repairing heavy‑duty vehicles and heavy equipment
• A minimum of three (3) years of experience maintaining, diagnosing, and repairing each one of the following:
  • Airbrake systems
  • Electrical systems
  • Heavy‑duty diesel engine drivability and emission systems
  • Experience reading and interpreting schematics and diagrams

Preferred Qualifications/Transferable Skills:

• Lead work experience that may include leading projects, programs or initiatives, or leading the work of others, such as providing daily work direction and/or scheduling, assigning work, checking completed work, and training
• Experience inspecting, diagnosing, and repairing hydraulic systems
• Welding and fabrication experience

Pre-Employment Requirements:

• Must pass post‑offer, pre‑employment drug test.
• Must pass a post‑offer physical assessment; accommodation requests will be reviewed on an individual basis in compliance with State and Federal legislation.
• Driving is required for county business on a regular basis or to accomplish work. Incumbents must possess a valid driver's license and possess and maintain an acceptable driving record throughout the course of employment.

Post-Employment Requirements:

• Within 12 Months of Hire:Valid Class B Commercial Driver's License (CDL) with no restrictions in order to drive manual transmission and full air brake vehicles. Incumbent(s) must possess and maintain an acceptable driving record throughout the course of employment.
• Must be available for on-call emergency response

*For veterans qualified for Veterans' Preference: If you believe you have skills that would transfer well to this position and/or special qualifications that relate to this position, please list those skills and/or qualifications in the open-ended question at the end of the application and explain how those skills and/or qualifications relate to this position.

TYPICAL TASKS

Please review the classification specification which includes the typical tasks of this position: Heavy Equipment Mechanic, Senior.

KEY COMPETENCIES

We are searching for someone who:

• Aligns with Clackamas County Core Values of Service, Professionalism, Integrity, Respect, Individual Accountability, and Trust “SPIRIT”.
• Builds & maintains professional relationships with internal and external customers, partners and stakeholders by honoring commitmentsanddelivering exceptional customer service.
• Commits to teamwork and collaboration by working effectively towards a shared goal, encouragingsharing of information, productive problem solving and putting team success first.
• Demonstrates excellent customer service by anticipating, assessing, and responding effectively to the needs of those we serve.
• Communicates professionallydemonstratingself-awareness, respect for others, and adjusting to various levels of technical skills & understanding of subject matters.
• Embraces continual learning through commitment to self‑improvements, and willingness to grow within the job as technology and organizational changes demand it.
• Seeks to problem solve by using critical thinking and analytical skills, identifying alternative strategies & developing a solution‑focused approach to address challenges or issues.
• Displays creativity and innovation by taking initiative in improving processes, programs, services and products through new approaches or ideas and being open to others’ ideas.
• Promotes cross cultural effectiveness by engaging in a culture of respect, inclusiveness, and appreciation of diverse perspectives, backgrounds and values.
• Puts ethics into action by holding themselves to a high standard of professional, honest, and objective behavior in all dealings and interactions.

WORK SCHEDULE

This position is included in the County’s alternate workweek program, working 40 hours during a standard workweek of Monday through Thursday (Fridays off). This is a night shift position with the current shift being 3:00 pm - 1:00 am. Specific hours of work will be discussed with the candidate selected for this position at the time an offer of employment is extended.

Please note:

• This position is designated as on-site/in-person. It is expected that the selected candidate will perform duties at the specified on-site work location.
• This position is designated as "essential", which means employees MUST report to work or remain at work as scheduled or as otherwise specifically directed during inclement weather, disaster, or other natural or human‑caused incidents.

WORKING CONDITIONS

Duties require frequent standing, walking, kneeling, bending, squatting, balancing, climbing, twisting, reaching, grasping, fine motor control, and the ability to lift 100 pounds, carry up to 75 pounds, and push/pull 75 pounds. Duties also involve frequent exposure to confined spaces, loud noises, vibration, dust, fumes, chemicals, heat, slippery and/or uneven surfaces, adverse weather conditions, poor visibility/low lighting, and working on top of vehicles/equipment.