Mobile Diesel Mechanic *SIGN ON BONUS*

ZipRecruiter; Tulsa (OK); On-site; USD 45,000 - 70,000; Full time

Job summary

Join an innovative company as a Mobile Diesel Technician, where you'll play a vital role in maintaining and repairing diesel equipment across various customer locations. This full-time position offers a dynamic work environment with approximately 50% travel, allowing you to apply your expertise in diagnostics and repairs while adhering to safety standards. You'll enjoy a comprehensive benefits package, including medical coverage, a 401k plan with company match, and paid time off. If you're passionate about diesel technology and enjoy working independently, this opportunity is perfect for you.

Benefits

Medical / Dental / Vision coverage

Health savings account (HSA)

Company Paid Life Insurance

401k with a company match

Paid Time Off

Employee Assistance Program

Employee Referral Programs

Qualifications

• 3-5 years of diesel repair experience or equivalent training.
• Knowledge of Tier 4 engines and emissions systems.

Responsibilities

• Troubleshoot diesel engines, hydraulics, and electrical systems.
• Perform routine inspections and Tier 4 engine maintenance.

Skills

Diesel Repair

Diagnostic Skills

Mechanical Systems

Electrical Systems

DC Circuits

Education

High School Diploma or GED

Tools

Diagnostic Tools

Hand Tools

Power Tools

Lifting Equipment

Job description

Job DescriptionJob DescriptionMobile Diesel Technician – Field-Based Repair & MaintenanceFieldForce – Full-Time | Oil & Gas Equipment | Mobile Role with TravelAbout Us:
FieldForce, a division of Keystone Clearwater Solutions, provides engineered pumping and power solutions across the Northeast. We support municipal, construction, and industrial clients with rentals, services, and emergency response for pumps, compressors, generators, and water management systems.The Role:
As a Mobile Diesel Technician, you’ll perform diagnostics, repairs, and preventive maintenance on FieldForce diesel equipment. This field-based role includes on-site work at customer locations and participation in an on-call rotation. You’ll work independently, solve mechanical issues, and keep operations running safely and efficiently.Key Responsibilities:

• Troubleshoot diesel engines, hydraulics, and electrical systems using diagnostic tools
• Perform routine inspections and Tier 4 engine maintenance
• Rebuild or repair engines, emissions systems, and pump components
• Maintain detailed records and report equipment conditions to the manager
• Follow all safety procedures and environmental standards
• Participate in weekly on-call schedule and respond to urgent repairs
• Operate hand tools, power tools, and lifting equipment safely
• Travel to job sites as needed (approx. 50%)

Requirements:

• High school diploma or GED
• 3–5 years of diesel repair experience or equivalent training
• Tier 4 engine and emission system knowledge
• Strong diagnostic skills in both mechanical and electrical systems
• Ability to work independently with minimal supervision
• Familiarity with DC circuits and engine diagnostic tools
• Valid driver’s license required; CDL Class A or B
• DOT Medical Card

Perks & Benefits:

• Medical / Dental / Vision coverage
• Health savings account (HSA)
• Company Paid Life Insurance and Accidental & Dismemberment Insurance
• Voluntary Life Insurance
• 401k with a company match
• Paid Time Off
• Employee Assistance Program
• Employee Referral Programs

Schedule:
8–10 hour shifts | Monday–Friday | Overtime, Holidays & Weekends as needed
In-person role with ~50% travel