Mobile Mechanic​/Diesel

Position Summary

Columbus Quarry LLC is seeking a skilled and safety-conscious

Heavy Equipment Diesel & Welding Technician to join our premiergranite surface mining operation. In this role, you will leverageyour dual expertise in mechanical diagnostics and fabrication to optimize our production equipment readiness. You will be responsible for diagnosing, repairing, and executing precision maintenance onheavy-duty diesel engines and mobile quarry assets (includingloaders, excavators, haul trucks, etc.). As a member of our maintenance team, you will drive preventive maintenance strategies,systematically manage Ground Engaging Tools (G.E.T.), and performwelding to maximize machinery longevity, minimize downtime, and support continuous production.

• Preventive Maintenance & G.E.T. Management:
  
  Proactively monitor, evaluate, remove, and replace Ground Engaging Tools (G.E.T.), including bucket teeth, adapters, cutting edges,and wear shrouds, ensuring integrity and preventing criticaldamage to base assemblies.
• Welding & Fabrication:
  Execute high-strength welding,hardfacing, and crack repairs on loader/excavator buckets, truckbeds, and specialized heavy equipment attachments utilizing stickor wire-feed welding processes.
• Mobile Equipment Fleet Maintenance:
  Efficiently service,overhaul, adjust, and test heavy earthmoving machinery andancillary support equipment to preserve peak plant efficiency andfleet reliability.
• Diagnostics & Troubleshooting:
  Conduct thorough visual,physical, and mechanical inspections to rapidly identify and remediate mechanical, hydraulic, pneumatic, and electrical faults.
• Shop & Pit Safety Leadership:
  Champion a zero-harmculture by safely handling industrial tools, rigging equipment,torches, and welding units, while actively identifying hazardsacross the maintenance shop and open pit areas.
• Accurate Technical Recordkeeping:
  Diligently document dailywork orders, parts utilization, diagnostics, and preventive maintenance metrics within our electronic tracking systems to maintain full data integrity.
• Other duties as requested

Comprehensive Benefits Package to include:
Medical, Dental,Vision, Life, STD; 401K with a % match;
Paid PTO at 3 months of employment

We are an Equal Opportunity Employer

• Welding & Metallurgy Expertise: Demonstrated proficiency in industrial welding, torch cutting, and hardfacingmethodologies specifically tailored to protect heavy machinerycomponents against extreme abrasive wear.
• Strict Safety Adherence: Unwavering commitment to operational safety, including a proactive mindset toward hazardmitigation and strict compliance with Mine Safety and Health Administration (MSHA) regulations.
• Mechanical Aptitude: Solid mechanicalunderstanding of heavy-duty diesel engines, powertrains, andhigh-pressure hydraulic systems.
• Operational Efficiency: Exceptional ability todeliver precise, high-quality work under strict operationaltimelines, keeping critical quarry logistics running smoothly.

• High School Diploma, GED, or an equivalent technical tradecertificate in Diesel Technology or Welding/Fabrication. Proven background in industrialwelding and heavy equipment fabrication.
• 3+ years of hands-on experience diagnosing and repairing heavydiesel trucks or heavy mining/construction equipment (preferred).
• Valid standard driver’s license with a clean driving record required.
• Proficiency with stick welding, dual-shield wire welding,oxy-fuel cutting torches, and carbon arc gouging. Robust knowledge of G.E.T. configurations across major heavy machinery OEMs (CAT,Komatsu, etc.).
• Technical literacy; ability to seamlessly read, interpret, andimplement instructions from technical service manuals and weld symbols.

• Work Environment:
  Fully comfortable working in an outdoorindustrial environment year-round, navigating variable Southernweather conditions.
• Physical Strength:
  Ability to perform demanding physical labor, including lifting up to 50 lbs consistently, climbing ladders, and safely navigating rugged, uneven quarry terrain.
• Schedule & Shift
  
  Hours:
  
  Standard production shift is 6:00AM - 6:00 PM, Monday through Friday. Candidates must possess the scheduling flexibility to work some Saturdays as production demands dictate.