Plant Maintenance/Mechanic

  • Martin Marietta
  • Irwindale, California
  • Full Time

Position Summary

  • Responsible for following all health and safety guidelines and reporting any issues to supervisor.
  • Inspect equipment for proper functional use and perform preventative maintenance duties per manufacturer's specifications.
  • Inspect, diagnose, and perform repair and maintenance of all plant equipment, using a variety of hand tools, power tools, shop machines, hoists, etc.
  • Install and replace bearings, speed reducers, shafts, pulleys, idlers, motors, couplings, etc.
  • Make major repairs to crushers, changing jaw dies, bearings, bushings, crusher bowls/mantles, etc.
  • Repair conveyor belts, feeders, and hydraulic systems.
  • Perform repair and maintenance involving disassembly, overhaul, assembly, and adjustments of crushing and screening or mobile equipment components.
  • Maintain proper tool/parts inventory for specified jobs.
  • Complete maintenance projects in a timely manner to ensure production goals.
  • Maintain up to date written or data input spreadsheets on all equipment repairs.
  • Ensure that all equipment repairs are performed accurately to the manufacturer standards.
  • Performs other miscellaneous mechanical and maintenance duties as assigned.
  • Upgrade areas with new equipment/technology
  • Work with outside contractors on special projects as required.

Requirements

  • High School diploma or equivalent.
  • Math skills - Ability to add, subtract, multiply and divide using Imperial units of measure.
  • Formal technical training preferred.
  • Knowledge of safety rules and regulations - OSHA, MSHA
  • Flexible with work hours mandatory - Monday thru Saturday
  • Overtime will be required when needed.
  • Minimum 3-5 years' experience as a mechanic/repair person in an aggregate quarry or in a related industry.
  • CCO Certified - TLL, TSS designations a positive
  • Knowledge of hydraulics, pneumatics and mechanical moving parts (chains, bearings and rollers).
  • Ability to troubleshoot and repair hydraulic systems and centrifugal/ vertical pumps a positive
  • Must be proficient at both ARC and MIG welding.
  • Experienced in parts organizing and ordering.
  • Experienced in Preventative Maintenance Programs.
  • Ability to work in confined and small spaces, work from heights.
  • Comfortable working on water and operating a boat.
  • Will operate heavy equipment (loader) when needed.
  • Must be computer proficient.
  • Must be able to lift 50 lbs.
Job ID: 481676220
Originally Posted on: 6/18/2025

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