Equipment Operator - Day Shift - Medina R&r Quarry, San Antonio, Tx
Martin Marietta Materials

Hondo, Texas

This job has expired.


Under the immediate direction of supervisor, the Equipment Operator safely operates plant mobile heavy equipment to include haul truck, motor grader, water truck, crane, etc. to bring raw materials from pit to plant in a safe and efficient manner at maximum loading capacity. Other plant operation duties may be assigned. This is a day shift position (typical schedules are 6:00am - 6:00pm); however, schedules are subject to change, depending on business need.


• Must be able to or willing to learn to operate all other mobile equipment, including: haul truck, Excavator, motor grader, sweeper, water truck, Bobcat, and loader
• Operate equipment safely and efficiently in accordance with training and manufacturer's instruction
• Perform pre-shift safety inspection on the vehicle systems, equipment and accessories
• Perform preventative maintenance and service mobile equipment
• Report needed repairs to supervision
• Ensure cargo is properly loaded according to safety requirements
• Responsible for good housekeeping of equipment
• Assist in plant maintenance and repairs
• Assist with operation of other equipment as needed
• Adhere to MSHA and plant safety rules, policies, procedures, and regulations
• Perform duties with minimum supervision


  • High school diploma, GED or equivalent experience
  • Working knowledge of heavy construction equipment
  • 3-5 years' experience operating heavy mobile equipment preferred
  • Experience with a variety of hand tools
  • Must be able to work 12 hour shifts, possible weekends, overtime, and holidays as needed
  • Must be able to read equipment operating manual
  • Must be able to complete pre-shift inspection report
  • Must be able to communicate over CB radio or with hand signals and warning sounds, with coworkers regarding movement of vehicles and mobile equipment
  • Possess basic mathematical aptitude to complete daily reports
  • Must be able to wear all required safety equipment
  • Must be able to perform duties in a safe manner
  • Must be able to read and interpret gauges
  • Proven ability to work in a TEAM environment
  • Must be able to work irregular shifts and work days/nights and weekends
  • Must be able to wear all required safety equipment

  • Must have good hand/eye coordination and be able to operate hand/foot controls
  • Possess good vision to perceive depth at close range and distances up to 150 feet
  • Must be able to climb on and off equipment to operate and service
  • Must be able to bend, stoop, squat, crouch, kneel in limited space in cab of vehicle
  • Must be able to sit and operate equipment for long periods up to 10+ hours per day
  • Must be able to bend, stoop, climb and reach around mobile equipment
  • Capable of lifting up to 50 lb.
  • Must work outside in all weather conditions consistent with extreme ambient temperatures: heat, cold, wetness, dryness, dust, and noisy conditions
  • Must be able to work at various heights

Larger equipment is typically air conditioned. There will be times when outside assignments may require periods of work in all weather conditions-heat, cold, wet or dry and dusty. Must be able to work in areas where noise levels are up to 85 dBs.


The above statements are intended to 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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