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Southland Holdings

Builds critical infrastructure via self-performed contracting

Heavy Equipment Shop Supervisor

Heavy Duty & Diesel Vehicle MaintenanceConfirmed live in the last 24 hours
Full-timeMansfield, TX, USANo salary listedIn-person

About the Job

Requirements

  • High school diploma or equivalent
  • 5+ years of experience as a heavy equipment mechanic or technician, with at least 2 years in a supervisory or lead role
  • Strong working knowledge of diesel engines, hydraulic systems, electrical systems, and heavy construction equipment (CAT, Komatsu, John Deere, etc.)
  • Experience managing shop operations, scheduling, and technician workloads
  • Familiarity with fleet maintenance software and work order systems
  • Valid driver's license required
  • CDL is a plus (include as desirable, not requirements)
  • Ability to read technical manuals, schematics, and diagnostic equipment output
  • Working knowledge of OSHA safety regulations and shop safety best practices
  • Ability to lift up to 50 lbs and work in a shop environment with exposure to noise, grease, and varying temperatures

Responsibilities

  • Supervise and schedule daily shop activities, assigning work to mechanics and technicians based on priority and project needs
  • Oversee preventive maintenance, diagnostics, repair, and rebuild work on heavy construction equipment (excavators, dozers, loaders, cranes, dump trucks, and related machinery)
  • Manage shop workflow to minimize equipment downtime and maximize fleet availability for active job sites
  • Enforce safety policies and procedures, ensuring compliance with OSHA and company safety standards in the shop environment
  • Train, mentor, and evaluate shop personnel; support hiring and onboarding of new technicians
  • Coordinate with project superintendents and equipment managers to prioritize repairs and equipment deployment
  • Maintain accurate maintenance records, work orders, and inspection reports using the company's fleet/maintenance management system
  • Manage parts inventory, order supplies, and maintain relationships with vendors and outside repair facilities
  • Monitor and control shop labor hours, parts costs, and outside repair expenses against budget
  • Conduct or oversee inspections of incoming/outgoing equipment and ensure DOT compliance where applicable
  • Troubleshoot complex mechanical, hydraulic, electrical, and diesel engine issues and provide hands-on support as needed
  • Ensure the shop facility, tools, and equipment are organized, well-maintained, and compliant with environmental regulations

Desired Qualifications

  • Technical/trade school certification in diesel or heavy equipment mechanics
  • CDL
  • Welding and fabrication experience

About the Company

Southland Holdings

Builds critical infrastructure via self-performed contracting

Southland Holdings coordinates a group of seven construction companies to deliver large infrastructure projects around the world. It designs, builds, and manages critical infrastructure using the combined strengths of its subsidiaries, including Johnson Bros., American Bridge, Southland Contracting, Oscar Renda Contracting, Mole Constructors, Southland Mole of Canada, and Oscar Renda of Canada. It self-performs most work to save time and costs, applying design through project management to complete complex projects across the U.S. and in more than 60 countries, with a proven project completion record. Its goal is to deliver high-quality infrastructure that improves environments and people’s lives, supported by a long-standing legacy and end-to-end execution.

Company size
201-500
Company stage
IPO
Headquarters
Grapevine, TX
Founded
1900

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