Field Technician - Marine

Position Summary

Marine Technician A is responsible for the advanced diagnosis, repair, maintenance, and testing of marine equipment and systems to ensure safe, reliable operation. This role requires expert‑level mechanical, electrical, and hydraulic knowledge applied to a wide range of marine vessels and equipment, including diesel engines, propulsion systems, marine gears, auxiliary machinery, power generation systems, and onboard controls. In addition to performing complex repairs, this role provides technical guidance, mentoring, and on‑the‑job support to junior and mid‑level technicians. The position demands strong troubleshooting skills, sound decision‑making, professionalism, and a commitment to customer satisfaction.

Essential Responsibilities & Expectations

• Diagnose, troubleshoot, and repair mechanical, hydraulic, electrical, fuel, steering, cooling, and control systems using approved tools and procedures
• Remove, install, disassemble, reassemble, adjust, and replace engine, transmission, hydraulic, and electrical components, including major assemblies
• Lead and execute complex repairs and major component replacements with minimal supervision
• Perform preventive maintenance services in accordance with factory guidelines and specifications
• Conduct system testing and operational checks, including sea trials when applicable, to verify repair quality and equipment readiness
• Accurately order, receive, and return parts for assigned jobs in a timely and organized manner
• Read, interpret, and apply service manuals, wiring diagrams, schematics, service bulletins, and electronic service information systems
• Provide technical guidance, mentoring, and on‑the‑job support to junior and mid‑level technicians
• Assist other technicians during field service operations as required
• Work independently or collaboratively as part of a field service team
• Maintain a clean, organized, and safe work environment in compliance with all safety policies, procedures, and regulatory requirements
• Maintain flexibility to support overnight, weekend, holiday, and out‑of‑town service assignments
• Perform other job‑related duties as assigned

Uphold the Core Values of Safe and Secure, Stronger Together, People of Integrity, and Driven to Serve.

Education

• High school diploma 

Experience

• Preferred six (6) years’ work experience involving mechanical repairs or a combination of relevant experience and equivalent technical education is required.
• Experience using personal computers and basic typing skills are required.
• OEM certifications related to marine engines, power systems, propulsion, or auxiliary equipment; manufacturer training strongly preferred.
• Demonstrated experience with marine electronics, hydraulic systems, and vessel control systems, including diagnostics, repair, calibration, and installation.
• Working knowledge of computerized diagnostic tools and maintenance management systems to support troubleshooting, service documentation, and preventive maintenance programs.

Skills and Competencies

• Advanced engine and electrical diagnostic and repair skills, including the ability to independently troubleshoot complex system faults and implement effective corrective actions
• Strong written communication skills, with the ability to accurately document diagnostics, repairs, service activities, and technical findings in work orders, reports, and electronic service systems
• Proficient computer skills, including the effective use of electronic service information systems, diagnostic software, parts ordering platforms, and standard business applications

Job Training

• Marine equipment diagnostic and repair skills
• Computer software
• Web-based tools
• Regulatory compliance

Safety Summary

Working Conditions

• Work is performed in a service shop or at customer job sites.
• This position involves physical activity, exposure to outdoor and all‑weather conditions, and standing on hard surfaces for extended periods of time. 

Physical Requirements

• Ability to speak, listen, read, write, and type effectively
• Ability to reach, kneel, grasp, stoop, and perform repetitive motions
• Ability to lift and carry items up to 75 pounds
• Ability to climb on and around heavy equipment
• Ability to drive during daytime and nighttime hours
• Exposure to potential tripping, slipping, and falling hazards
• Work in environments with job site‑related hazards

Job Hazards

• Material handling
• Injury from lifting
• Chemicals
• Construction
• Cranes and hoisting
• Slips, trips, and falls
• Moving machinery
• Strains and sprains
• Caught in or caught by line of fire
• Heat exhaustion
• Cold stress
• Electrical

Thompson Tractor is an Equal Opportunity Employer including Veterans and Individuals with Disabilities.