Field Service Mechanic – Heavy Duty Work Trucks
Listed on 2026-08-22
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Trades / Skilled Labor
Heavy Equipment Mechanic, Maintenance Technician / Mechanic, Installation Technician, Field/Service Technician
Job Title Field Service Mechanic Heavy Duty Work Trucks Position Location & AOR Fresno CA 150 Mile working radius Company Interstate Assembly Systems Pay Range Hour DOE
Were looking for a skilled and motivated Field Service Mechanic to join our team and keep our clients fleets running at peak performance This role requires a hands on professional who can troubleshoot complex mechanical hydraulic and electrical issues in the field ensuring minimal downtime for our clients working in the Central California region 150 Mile radius of Fresno CA A company service vehicle laptop and cell phone will be provided with this position
This position requires extensive daily travel to customer job sites with travel time potentially reaching up to seven hours per day Occasional overnight travel may be necessary based on business and customer needs
Interstate Assembly Systems is a leading provider of heavy duty work truck solutions serving industries such as construction mining utilities and more We specialize in custom built service trucks equipped with cranes welders air compressors fuel and lube tanks and reels hydraulics and other advanced systems
Key Responsibilities- Conduct routine maintenance and inspections on heavy duty work trucks and their integrated systems cranes welders air compressors etc
- Diagnose and repair mechanical hydraulic electrical and pneumatic issues on trucks and attached equipment
- Perform welding and fabrication tasks as needed to repair or modify truck components
- Operate and test cranes to ensure proper functionality and safety compliance
- Service and maintain air compressors and other auxiliary equipment
- Respond to client service calls in the field providing timely and effective solutions
- Document all service work including parts used time spent and detailed repair notes
- Adhere to safety standards and regulations including OSHA and DOT requirements
- Collaborate with clients to explain repairs and provide recommendations for preventative maintenance
- Minimum of 3 5 years of experience as a mechanic working on heavy duty trucks or equipment
- Proven expertise in repairing hydraulic systems cranes welders and air compressors
- Strong knowledge of diesel engines electrical systems and heavy duty vehicle diagnostics
- Welding and fabrication skills eg MIG TIG stick welding preferred
- Ability to read and interpret technical manuals schematics and diagnostic codes
- Valid drivers license required; CDL Commercial Drivers License is a plus
- Comfortable working independently in the field and in various weather conditions
- Excellent problem solving skills and attention to detail
- Physical ability to lift to 50 lbs and work in confined spaces as needed
- Certification in crane operation welding or heavy equipment repair is an advantage
- Competitive Wages Be paid your worth
- Uniforms fully supplied by Interstate
- Tuition assistance for educational and ongoing career growth
- Health dental and vision coverage begins on the first day of the following month
- Paid Time Off PTO starts accruing day one of your full time employment
- Holidays 6 Holidays and 2 Floating Holidays per year
- 401K with company matching
- Long Term Disability Supplied
- Short Term Disability Supplied
- Life Insurance Supplied
- Healthiest You Virtual Health Care paid by Interstate
- PPE Reimbursement Safety Glasses and Safety Boot Reimbursement
- Pet Insurance We care about our furry friends
- Employee Discounts available on products and services
- Paid Employee Assistance Program Free 247 Access to a guidance consultant regarding life challenges you or family member may face
- Paid Health and Well being screening for employees and their spouse
Please note this job description is not designed to cover or contain a comprehensive listing of activities duties or responsibilities that are required of the employee for this job Duties responsibilities and activities may change at any time with or without notice Interstate Companies is an Equal Opportunity Employer Military Friendly Hiring
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