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Diesel Optimization Jobs in Seattle, WA (NOW HIRING)

System Soft Technologies

Diesel Mechanic

Lynnwood, WA · On-site

$20 - $50/hr

Conduct preventative and corrective maintenance to ensure optimal vehicle performance * Repair or ... Diesel engines * Transmissions and differentials * Braking systems * Air conditioning systems

Pros Mechanics

Heavy Duty Diesel Mechanic

Seattle, WA

$35 - $45/hr

As a crucial member of our maintenance crew, you will play a key role in ensuring the optimal ... In-depth understanding of diesel engines, hydraulic systems, and electrical systems. Strong ...

King County

Heavy Duty Mechanic I

Seattle, WA

$44.83 - $55/hr

... optimal levels. Examples of projects include adjustments to the compactor lid wipers, complete ... Diagnose and repair gas, diesel, electric, and hybrid-powered vehicles and equipment, including ...

oakh

Journeyman Mechanic - Day Shift

Auburn, WA · On-site

$30 - $39.50/hr

Preferred knowledge of diesel medium-duty and heavy-duty trucks, including brands such as Volvo ... Conduct preventative maintenance on company owned equipment to ensure optimal performance and ...

King County, WA

Heavy Duty Mechanic I

Seattle, WA · On-site

$44.83 - $55/hr

... optimal levels. Examples of projects include adjustments to the compactor lid wipers, complete ... Diagnose and repair gas, diesel, electric, and hybrid-powered vehicles and equipment, including ...

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All JobsDiesel Optimization JobsDiesel Optimization Jobs in Seattle, WA

Diesel Optimization information

See Seattle, WA salary details

$16

$32

$44

How much do diesel optimization jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for diesel optimization in Seattle, WA is $32.17, according to ZipRecruiter salary data. Most workers in this role earn between $27.36 and $36.11 per hour, depending on experience, location, and employer.

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Diesel Optimization jobs near you
Infographic showing various Diesel Optimization job openings in Seattle, WA as of August 2026, with employment types broken down into 86% Full Time, 10% Part Time, and 4% Contract. Highlights an 80% Physical, 4% Hybrid, and 16% Remote job distribution, with an average salary of $66,913 per year, or $32.2 per hour.

Diesel Mechanic

System Soft Technologies

Lynnwood, WA • On-site

$20 - $50/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 27 days ago

Job description

Job Title: Mobile Diesel Mechanic
Employment Type: Full-Time
Work Environment: On-Site / Field Service
Compensation: $20.00 - $50.00 per hour (based on skills and experience)
Vendor fee-3%
Position Overview
We are seeking skilled Mobile Diesel Mechanics / Field Diesel Technicians to support operations in Lynnwood, WA.
This role involves delivering high-quality, on-road and on-site maintenance and repair services for medium- and heavy-duty commercial vehicles. The ideal candidate is safety-conscious, mechanically skilled, and able to work independently in the field while maintaining strong communication with service teams and customers.
Key Responsibilities
  • Perform maintenance and repairs on heavy-duty trucks and equipment at customer sites and on the road
  • Diagnose mechanical, electrical, and air system issues using diagnostic tools and test equipment
  • Conduct preventative and corrective maintenance to ensure optimal vehicle performance
  • Repair or replace engines, transmissions, steering systems, braking systems, suspensions, and drivetrains
  • Read and interpret electrical and air system schematics
  • Conduct inspections and diagnostic testing to assess vehicle condition and identify deficiencies
  • Test vehicles and equipment following repairs to ensure compliance with manufacturer specifications
  • Maintain organization, cleanliness, and proper stocking of the mobile service vehicle
  • Participate in ongoing training programs to expand technical skills and stay current with industry technology
  • Adhere strictly to safety standards, company policies, and regulatory requirements
Required Qualifications
  • Minimum 3 years of hands-on truck repair experience
  • Heavy equipment or dealership experience preferred (2+ years ideal)
  • Strong working knowledge of:
    • Diesel engines
    • Transmissions and differentials
    • Braking systems
    • Air conditioning systems
    • Suspensions and steering systems
  • Ability to read and interpret electrical and air schematics
  • Strong mechanical aptitude and troubleshooting skills
  • Team-oriented mindset with a commitment to safety and quality workmanship
  • Ability to lift up to 75 pounds and possess a full complement of required tools
  • Valid driver's license with acceptable motor vehicle record
Compensation & Shift Differentials
  • Hourly Pay Range: $20.00 - $50.00 (based on experience and skill level)
  • Additional pay available for:
    • Night shifts
    • Weekend shifts
    • Lead or mentor responsibilities
Benefits & Perks
  • Medical, dental, vision, and prescription coverage
  • Health Savings Account (HSA) eligibility
  • 401(k) with company match up to 3%
  • Group life insurance and Employee Assistance Program (EAP)
  • Tuition reimbursement and profit-sharing opportunities
  • Paid vacation, personal time off (PTO), and six paid holidays
  • Company-provided uniforms and work boot stipend
  • Company-sponsored training and professional development
  • Fully equipped service vehicles with front- and rear-facing dash cameras for safety
Additional Information
  • This is a safety-sensitive position
  • Employment is contingent upon successful completion of:
    • Pre-employment drug screening
    • Criminal background check
    • Motor vehicle records check

Apply