Journeyman Diesel Mechanic – Fleet & Construction Equipment

A-ADVANCED SEPTIC SERVICES INC; Auburn (WA); On-site; USD 41,000 - 62,000; Full time

Benefits offered by this job

Company-Paid Medical

Dental Insurance

Vision Insurance

Company-Paid Life Insurance

401(k) with Company Match

Paid Sick Leave

Paid Time Off

Professional Development

Referral Bonus

Job summary

A Advanced Septic and Construction Services in Auburn, WA is seeking a Journeyman Diesel Mechanic to maintain and repair our fleet across multiple job sites. The role focuses on diesel and gas vehicles, hydraulic, electrical, and pneumatic systems, with in-shop and on-site work.

Candidates should have 5+ years of diesel/heavy equipment experience, strong welding skills, and a valid WA driver’s license. CDL and DOT certification are preferred but not required.

Qualifications

• 5–10+ years of diesel and heavy equipment mechanic experience, preferably in a fleet environment.
• Strong knowledge of automotive electrical systems.
• Proficient in welding and fabrication.
• Skilled in diagnostics across hydraulic, electrical, pneumatic, etc.
• Experience maintaining mixed fleets (gas and diesel, light to heavy-duty vehicles, construction equipment).
• Valid WA State Driver’s License.

Responsibilities

• Perform diagnostics, repairs, and maintenance on diesel and gas vehicles and construction equipment.
• Conduct hydraulic, electrical, and pneumatic troubleshooting and repair for light to heavy-duty trucks.
• Carry out routine services, including LOF inspections and annual DOT inspections.
• Maintain and repair a wide range of fleet vehicles and machinery, from mini to full-size equipment.
• Perform welding and fabrication tasks as needed.
• Complete in-shop and on-site repairs.
• Assist with custom fabrication of tools and parts for specific tasks.
• Keep accurate maintenance and repair records (Excel proficiency required).
• Follow all company and safety regulations.

Skills

Diesel & heavy equipment

Automotive electrical

Welding & fabrication

Diagnostics across systems

Fleet maintenance experience

WA Driver's License

CDL & DOT Certification (preferred)

Independent worker

Job description

A Advanced Septic and Construction Services in Auburn, WA is seeking a Journeyman Diesel Mechanic to maintain and repair our fleet across multiple job sites. The role focuses on diesel and gas vehicles, hydraulic, electrical, and pneumatic systems, with in-shop and on-site work.

Candidates should have 5+ years of diesel/heavy equipment experience, strong welding skills, and a valid WA driver’s license. CDL and DOT certification are preferred but not required.