Martin Marietta Materials

Midlothian, Texas

Posted in Mining

This job has expired.

Job Info

Under the supervision of the Maintenance Supervisor, operates sophisticated machine shop equipment.


  • Operate engine lathe, milling machines (vertical & horizontal), key slotter, radial drill press, band saws, hydraulic press, jack systems
  • Repair & install plant process equipment (gear reducers, mill & kiln pinions, rotary air compressors)
  • Maintained equipment drawings and spare part inventory of new & rebuilt equipment.
  • Must have four years of experience as a machinist in a heavy industrial environment.
  • Must be able to read and understand blueprints, sketches, and procedure manuals.
  • Must be able to read and understand measuring equipment (micrometers, tape measures, rules, dial indicators, thread gauges, levels, squares, etc.)
  • Must demonstrate skills in electric arc welding, oxy-acetylene welding, soldering, and flame-sprayed coatings.
  • Must order and keep up with inventory repair parts for equipment scheduled for repairs: spares, bearings, seals, etc.
  • Other duties as assigned by supervisor.
  • High school diploma or GED
  • Basic Computer skills
  • Ability to read, write, and verbally communicate in the English language
  • Must be able to learn to drive and operate bobcat using levers and pedals to operate for clean-up
  • Must be able to climb ladders of 30' in height and stairways of 30' in height
  • Must be able to assist in making minor repairs.
  • Knowledge of hazards associated with areas of responsibility
  • Ability to lift up to 50 pounds
  • Ability to see and hear safety indicators and warnings
  • Able to use required hearing protection in certain areas
  • Ability to work at heights up to 60' above ground level
  • Walk on all types of surfaces (uneven and/or slippery ground)
  • Manual dexterity to operate equipment and use basic hand tools
  • Walking, climbing stairs, bending, stooping, crouching, kneeling, pushing, pulling, reaching, twisting, balancing, repetitive motion, driving, and squatting to perform the essential functions of this production labor position
  • Must use proper Personal Protective Equipment as required

Works in all weather conditions, including heat, cold, ice, rain, and high humidity, and is required to work in all plant environments. The incumbent will be exposed to vibrating equipment and mechanical and electrical hazards and heights..May have exposure to dust, cement, clay, gypsum, sand, diesel exhaust, lubricants, solvents, various fuels, etc. (See MSDS's)


The above statements describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

This job has expired.

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