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Diesel Shop Foreman

Job in Auburn, King County, Washington, 98002, USA
Listing for: A-advanced Septic Services Inc
Full Time position
Listed on 2026-07-08
Job specializations:
  • Trades / Skilled Labor
    Diesel Mechanic, Heavy Equipment Mechanic
Salary/Wage Range or Industry Benchmark: 25000 USD Yearly USD 25000.00 YEAR
Job Description & How to Apply Below
Diesel Shop Foreman Pay: $ – $ Annually Job Type: Full-time

Location:

Auburn, WASummaryA Advanced Septic and Construction Services is looking for a Diesel Shop Foreman. Our ideal candidate will have 10+ years of experience as a Heavy Equipment Diesel Mechanic and at least 5 years in a Foreman leadership role. You will both work alongside and oversee a small team of Diesel Mechanics.

Pay is based on experience and skill set.

You will be responsible for:

Repairing and maintaining both diesel and gas vehicles

Servicing fleets ranging from light to heavy-duty Maintaining a variety of construction equipment from mini to full-size

Responsibilities

Heavy Equipment Diesel Mechanic Duties Repair and maintain trucks, machinery, and equipment used in daily underground construction operations

Perform routine and specialized maintenance, including hydraulic, electrical, and pneumatic diagnostics and repairs on light to heavy-duty trucks

Conduct routine and annual DOT inspections on trucks, machinery, and equipment

Fabricate parts and tools necessary to complete specific tasks

Complete repairs both in the shop and on job sites

Maintain accurate records of all repairs using Excel spreadsheets

Shop Foreman Duties Ensure compliance with all safety regulations; communicate expectations and hold team members accountable for safety practices

Interview, mentor, train, and develop new team members

Participate in hiring and separation processes

Assist HR with performance reviews for diesel shop team members

Oversee full shop operations, including daily priorities, organization, and personnel management

Schedule staff based on shop and business needs

Manage orders for parts and consumables

Provide training and development for Diesel Mechanics and Technicians as needed

Foster a positive, team-oriented work environment Requirements
10+ years of Heavy Equipment Diesel Mechanic experience5+ years of Foreman leadership experience4+ years of experience in automotive electrical systems (diagnosing, troubleshooting, repairing/rewiring)
Availability to diagnose over the phone to assist swing shift mechanics during emergencies

Proficiency in diagnosing all systems

Strong electrical knowledge

Welding and fabrication proficiency

Confidence and experience in training and developing a team of diesel fleet mechanics

Valid WA State Driver’s License Must be 23+ years of age to meet insurance requirements

Ability to meet MVR requirements

Must pass a background check and drug screen

High standard of integrity and a strong work ethic

Licenses/Certifications

Required:

Valid WA State Driver’s License Preferred: CDLPreferred: DOT Certification in Air Brakes Benefits Package We value our employees and offer a comprehensive benefits package, including:

Company-Paid Medical for Employees ($25.00 bi-weekly employee contribution)
Dental Insurance (Supplemental; available after 3 months)
Vision Insurance (Supplemental; available after 3 months)
Company-Paid $25,000 Life Insurance Supplemental Life Insurance
401K with 4% Company Match Paid Sick Leave Paid Time Off (PTO) Plans Supplemental Aflac Insurance (Short- & Long-Term Disability, Critical Illness, Accident, etc.)Pet Insurance (Supplemental; available through United Healthcare)
Retirement Plan Professional Development Opportunities Referral Bonus Program Employee Discount Program6 Paid Holidays (after 6 months of employment)
Veterans Day as an Additional Paid Holiday for Veterans and Active Military (after 6 months of employment)
Schedule Monday - Friday Some flexibility with start and end times

On-call availability required to assist swing shift mechanics with phone diagnostics during emergencies Requirements
10+ years of Heavy Equipment Diesel Mechanic experience5+ years of Foreman leadership experience4+ years of experience in automotive electrical systems (diagnosing, troubleshooting, repairing/rewiring)
Availability to diagnose over the phone to assist swing shift mechanics during emergencies

Proficiency in diagnosing all systems

Strong electrical knowledge

Welding and fabrication proficiency

Confidence and experience in training and developing a team of diesel fleet mechanics

Valid WA State Driver’s License Must be 23+ years of age to meet insurance requirements

Ability to meet MVR requirements

Must pass a background check and drug screen

High standard of integrity and a strong work ethic

Licenses/Certifications

Required:

Valid WA State Driver’s License Preferred: CDLPreferred: DOT Certification in Air Brakes
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