Diesel Mechanic

DeWitt Guam; Tamuning (GU); On-site; USD 40,000 - 60,000; Full time

Benefits offered by this job

Medical, Vision, & Dental Insurance

401(k) Plan

Paid Time Off

Job summary

DeWitt Guam is seeking a skilled Diesel Mechanic to service and maintain our diverse fleet. The role requires hands-on work with diesel engines and various vehicle systems. Candidates should possess problem-solving skills and the ability to lift heavy objects. Benefits include medical, vision, dental insurance, and a 401(k) plan. This position is perfect for those who take pride in their work and are committed to safety and efficiency.

Qualifications

• Must be able to obtain DBIDS.
• Willingness to travel locally for vehicle repairs if needed.
• Personal tools required; large/specialty tools provided.

Responsibilities

• Repair and maintain diesel engines, transmissions, and other vehicle components.
• Record all work orders and maintain accurate service records.
• Perform preventive maintenance on machinery and troubleshoot breakdowns.

Skills

Computer diagnostic software proficiency

Electrical troubleshooting

Heavy lifting

Problem-solving skills

Job description

About Us

DeWitt Guam operates a diverse fleet across the island and is committed to safety, reliability, and efficiency in transportation and logistics. We value skilled professionals who take pride in maintaining vehicles and equipment at the highest standards. Join our team and help keep our fleet running smoothly.

Position Overview

We are seeking a skilled Diesel Mechanic to service, repair, and maintain our fleet vehicles and equipment. This role involves hands‑on work with diesel engines, transmissions, drive trains, hydraulics, and electrical systems across heavy‑du‑, medium‑du‑, and light‑du‑ vehicles. The ideal candidate is detail‑oriented, safety‑conscious, and able to work independently while maintaining accurate service records.

Key Responsibilities

Engine and Transmission Repair

• Repair and maintain engines, transmissions, differentials, turbochargers, and fuel system components.
• Service Class 8 trucks (Freightliner, Peterbilt, Mack, International), medium‑du‑, trailer, and light‑du‑ vehicles.
• Tune and maintain fleet engines and equipment, including forklifts, scissors lifts, hydraulics, and pumps.
• Perform all types of engine, brake, drive‑train, electrical, and A/C repairs.

Fleet Maintenance and Record Keeping

• Record all work orders.
• Maintain accurate records of service, repair, and parts usage.
• Use diagnostic programs and OEM resources for engines, hydraulic systems, and brake systems.

Equipment and Troubleshooting

• Service machinery and mechanical equipment, performing preventive maintenance and repairs.
• Troubleshoot breakdowns and maintain operational readiness.
• Ensure equipment operates efficiently by following instructions, maintaining supplies, and calling for external repairs when needed.

Regulatory Compliance

• Adhere to OSHA, DOT, and EPA safety and regulatory standards.

Qualifications

• Proficient with computer diagnostic software.
• Ability to solve complex electrical problems and read electrical schematics.
• Must be able to obtain DBIDS.
• Physical ability to lift, carry, push, and pull heavy objects, often exceeding 50 pounds.
• Stamina to stand, crouch, and kneel for extended periods.
• Ability to climb ladders or scaffolding and work under vehicles.
• Personal tools required; large/specialty tools provided.
• Willingness to travel locally for vehicle repairs if needed.
• Welding knowledge preferred.
• Strong independent work ethic and problem‑solving skills.

Benefits

• Medical, Vision, & Dental Insurance
• FSA Medical and Dependent Accounts
• Supplemental Benefits
• 401(k) Plan
• Paid Time Off
• Paid Holidays
• Pay commensurate with experience

DeWitt Guam is an equal opportunity employer.