Marine Diesel Mechanic

At Arnold Transit Company, we do more than ferry passengers—we create unforgettable experiences on the Straits of Mackinac. As we revive this historic brand, we’re looking for passionate crew members to be part of the journey with us!

Be Part of a Legacy
– Join a company with deep roots and a fresh vision.
A Job With a View
– Your office? The stunning waters of The Straits of Mackinac.
Make an Impact
– Deliver magical moments and exceptional service.
Competitive Pay & Perks
– Great wages, flexible schedules, and island discounts.
Grow With Us
– Develop valuable skills and build your career on the water.
Island Life & Community
– Work alongside a close-knit team in a one-of-a-kind setting.

If you love the water, enjoy working with people, and thrive in a fast-paced environment, we want you! Positions include captains, deckhands, ticket agents, mechanics, and more. Be part of the comeback. Apply today!

Location: St Ignace, MI

Job : 381

# of Openings:1

Position Summary

Arnold Transit Company is seeking an experienced Marine Diesel Mechanic to join our maintenance team. This position is responsible for the inspection, diagnosis, repair, maintenance, and overhaul of diesel engines and related mechanical systems aboard our fleet of commercial passenger vessels.

The ideal candidate will possess strong mechanical troubleshooting skills and have experience working on medium or high-speed marine diesel engines, propulsion systems, hydraulic systems, and vessel support equipment. This position is critical to ensuring fleet reliability, safety, and regulatory compliance.

Essential Duties and Responsibilities

• Diagnose, repair, maintain, and overhaul marine diesel engines and associated equipment.
• Perform preventative maintenance on propulsion systems, generators, pumps, hydraulic systems, steering systems, and auxiliary machinery.
• Troubleshoot mechanical, hydraulic, fuel, cooling, and exhaust system issues.
• Inspect and maintain transmissions, reduction gears, shafts, couplings, bearings, and related propulsion components.
• Perform engine alignments, component replacements, and system upgrades.
• Read and interpret technical manuals, schematics, maintenance procedures, and manufacturer specifications.
• Support U.S. Coast Guard inspections and regulatory compliance requirements.
• Operate diagnostic equipment and specialized tools.
• Respond to emergency repairs and after-hours callouts when required.
• Maintain a safe, clean, and organized work environment.

Qualifications

• Minimum of 3 years of diesel mechanic experience preferred.
• Strong knowledge of diesel engine operation, maintenance, and repair.
• Experience troubleshooting mechanical, hydraulic, cooling, fuel, and electrical support systems.
• Ability to read and interpret technical manuals, schematics, and service bulletins.
• Strong diagnostic and problem-solving skills.
• Ability to work independently and as part of a team.
• Valid driver's license required.

Preferred Qualifications

• Experience working on commercial passenger vessels.
• Familiarity with Caterpillar, MTU, or similar marine engines.
• Knowledge of U.S. Coast Guard regulations and vessel maintenance requirements.

Physical Requirements

• Ability to work in engine rooms, machinery spaces, and aboard vessels in varying weather conditions.
• Ability to climb ladders, board vessels, and work in confined spaces.
• Ability to lift up to 75 pounds.
• Ability to stand, bend, kneel, crawl, and work extended periods performing mechanical repairs.
• Competitive wages based on experience.
• Health, dental, and vision insurance.
• Paid time off.
• Retirement plan options.
• Opportunities for training and professional development.

To Apply

Interested candidates should submit a resume detailing their diesel engine experience, certifications, and qualifications.

Arnold Transit Company is an Equal Opportunity Employer.