Pit Operator Jobs in Colorado (NOW HIRING)

JOB SUMMARY

The Equipment Operator is a foundational role responsible for the safe and efficient operation of mobile heavy equipment used in the extraction, transportation, and processing of aggregate materials (sand, gravel, and crushed stone).

As a key contributor to the production cycle, the Operator ensures that raw materials move seamlessly from the pit to the plant and that finished products are managed effectively in stockpiles. Beyond machinery operation, this role is deeply integrated into the site's maintenance and safety culture, requiring a "Safety First" mindset and a willingness to perform cross-functionalduties,including manual labor and plant housekeeping-tomaintainan elite operational environment.

KEYDUTIESANDRESPONSIBILITIES

• Safelyoperateentry-to-mid-level mobile equipment, including but not limited to Haul Trucks (off-road), Water Trucks, and Front-End Loaders (e.g., CAT 980/988 series).

• Transport raw materials from the extraction pit to the primary crusher and move finished aggregate products from the plant todesignatedstockpiles.

• Maintain the integrity of product stockpiles by ensuring materials are separated correctly to prevent contamination.

• Operate water trucks to manage dust control on haul roads andutilizeequipment tomaintainberms, ramps, and safe traffic flow throughout the facility.

• Conduct rigorous daily inspections of vehicle systems (brakes, steering, fluids, tires, and gauges) toidentifypotential hazards or mechanical issues.

• Perform routine PM tasks, including greasing moving parts, checking oil levels, cleaning cabs, andassistingmechanics with minor repairs (e.g., replacing idlers, belts, or bearings).

• Use Standard Operating Procedures (SOPs) toidentifyand reportequipmentmalfunctions or unusual sounds to the maintenance teamimmediatelyto minimize downtime.

• Operate all machinery in strict accordance with MSHA (Mine Safety and Health Administration) regulations and Martin Marietta's internal safety policies.

• Participate in the "Guardian Angel" safety program byidentifying"near miss" hazards, wearing all required PPE, andlooking outfor the safety of coworkers and visiting contractors.

• Ensure all operationscomply withenvironmental standards, specificallyregardingdust control and spill prevention in the yard.

• When notoperatingequipment,assistin plant operations which may involve manual shoveling, sweeping around conveyors, cleaning under crushers, and general site cleanup.

• Maintain constant contact with plant operators and other drivers via CB radio or hand signals to coordinate safe movement and material flow.

• Accurately complete daily production logs, maintenance reports, and safety forms.

QUALIFICATIONS

Education

High school diploma,GED, or relevant experience

Technical trainingandvocationalcertificationispreferred

Work Experience

No experience isrequired;6 months - 1 year of experienceoperatingHeavy Equipment within a Mining, Quarry, or Construction settingis preferred.

Knowledge, Skills,and Abilities

Mechanical aptitude

Troubleshooting

Critical thinking

Safety focused

MSHAcompliance and regulations

Regulatory compliance

Effective communication(written and spoken)

Time management

ADDITIONAL DETAILS

Physical Requirements

Must be able to lift and carry up to 50 lbs. for plant maintenance and equipment servicing.

Required to bend, stoop, climb, and reach. You must be able tomaintainthree points of contact when climbing on/off machinery or on ladders.

Strong hand-eye-foot coordination is essential for operating hand/foot controls. You must have good depthperceptionwith or without seeing aid for distances up to 150 feet.

Working Conditions

All duties require outside assignmentsand requireperiods of work in all weather conditions, cold, wet,dryand dusty.Must be able to work in areas where noise levels are up to 85dbs.

Disclaimers

In addition to the primary responsibilities outlined, the successful candidate may be expected to take on other tasks and assignments as required, including but not limited to duties outside the typical scope of the role to support overall team operations and organizational needs. Flexibility and adaptability to evolving job demands are essential.