Diesel Mechanic / Master Mechanic Heavy Mining Equipment

Detroit, MI 

$32.30/hr (Mechanic) | $35.30/hr (Master Mechanic with Certification)

The Opportunity

This is a hands-on, high-skill role maintaining and repairing the heavy mining equipment that keeps salt extraction running safely and on schedule. With 5 openings available, you'll join a team where your mechanical expertise directly impacts production — and where growth and brand recognition back your career long-term. If you thrive in an industrial environment and bring serious heavy equipment experience, this role was built for you.

Your Day-to-Day

• Diagnose, repair, and rebuild heavy mining equipment including haul trucks, wheel loaders, bulldozers, conveyors, cranes, and personnel transport vehicles
• Troubleshoot and repair electrical and hydraulic systems to OEM standards
• Perform preventative maintenance — fluid levels, lube points, and routine inspections
• Dismantle and reassemble equipment using hoists, hand tools, and pneumatic tools
• Perform arc/MIG welding on broken parts and structural members
• Utilize technical drawings and diagnostic testing equipment to isolate and correct faults
• Clear fault codes, troubleshoot equipment breakdowns, and execute full repairs
• Complete accurate shift paperwork and work logs at the end of each shift
• Train co-workers and new team members
• Maintain a clean, safe work area and follow all safety policies, procedures, and regulations

What We're Looking For

Experience & Certifications

• 5+ years of heavy equipment or industrial shop mechanic experience required
• Diesel mechanic, heavy mechanic, or CAT certification required
• CAT certification strongly preferred; line boring experience a plus
• 1 year of CAT SIS Program experience preferred
• Hydraulic systems repair experience required
• Arc/MIG welding experience required (arc welding highly preferred; TIG not applicable)
• Knowledge of Tier 4 engines and DPF systems
• Underground welding experience a plus
• Note: This is not a fleet or light-vehicle role — full repair mechanics only

Technical Knowledge

• Proficient diagnosing malfunctions across dozers, loaders, excavators, haul trucks, compressors, pumps, and related systems
• Ability to operate lifting devices and perform component-level repairs including engines, transmissions, and sub-assemblies
• Proficient in Microsoft Office and general computer programs

Education & Other

• High school diploma or GED required
• Must be able to read, comprehend, and speak English
• Able to lift 50+ pounds regularly and work in varying temperatures year-round
• Must comply with all PPE requirements
• Background check and drug screening required prior to start (allow up to 2 weeks)
• No sponsorship available

Shift & Schedule

• Days: 6:00 AM – 4:00 PM | Overtime available
• Nights: 8:00 PM – 6:00 AM | Overtime available; self-starters preferred
• Rotating Saturdays: Alternating weeks (6 days on, 5 days on)

Ready to Apply?

Your skills keep heavy equipment running and mining operations moving. If you have the certifications, the hands-on experience, and the drive to do this work right, we want to hear from you. Submit your resume through Great Bay Staffing today to be considered for one of these 5 openings.