Equipment Operator I

Martin Marietta; Idaho Springs (CO); On-site; USD 32,000 - 41,000; Full time

Job summary

Martin Marietta is seeking an Equipment Operator to safely run mobile heavy equipment from the pit to plant and stockpiles. The role emphasizes a Safety First mindset, cross-functional duties, and active involvement in maintenance and site housekeeping.

Qualifications include a high school diploma or GED, basic mechanical aptitude, and MSHA compliance awareness; prior heavy equipment experience in mining or quarry work is preferred but not required.

Qualifications

• High school diploma or GED or relevant experience.
• Technical training preferred.
• No experience required; 6 months – 1 year of Heavy Equipment operation experience in Mining/Quarry/Construction preferred.

Responsibilities

• Safely operate entry-to-mid-level mobile equipment, including Haul Trucks (off-road), Water Trucks, and Front-End Loaders.
• Transport raw materials from the pit to the crusher and move finished aggregate to stockpiles.
• Maintain stockpile integrity and prevent material contamination.
• Operate water trucks for dust control and maintain berms, ramps, and traffic flow.
• Perform daily vehicle inspections and identify mechanical issues.
• Assist mechanics with minor repairs and routine PM tasks.
• Follow SOPs to report equipment malfunctions promptly.
• Comply with MSHA regulations and Martin Marietta safety policies.
• Support Guardian Angel safety program by identifying hazards and wearing PPE.
• Ensure operations meet environmental standards, especially dust control and spill prevention.
• Assist in general site cleanup and plant operations when not operating equipment.

Skills

Mechanical aptitude

Troubleshooting

Safety focused

MSHA compliance

Effective communication

Time management

Regulatory compliance

Education

High School Diploma or GED

Job description

Under the immediate direction of the Lead person or Supervisor, the Equipment Operator is responsible for operating mobile equipment while moving raw materials from train to stockpile and loading finished products. Additional responsibilities include maintaining roadways and loading areas for designated business unit.

JOB SUMMARYand

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).and

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-functionaland duties,and including manual labor and plant housekeeping—toand maintainand an elite operational environment.and

KEYand DUTIESand ANDand RESPONSIBILITIESand

• Safelyand operateand entry-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).and
• Transport raw materials from the extraction pit to the primary crusher and move finished aggregate products from the plant toand designatedand stockpiles.and
• Maintain the integrity of product stockpiles by ensuring materials are separated correctly to prevent contamination.and
• Operate water trucks to manage dust control on haul roads andand utilizeand equipment toand maintainand berms, ramps, and safe traffic flow throughout the facility.and
• Conduct rigorous daily inspections of vehicle systems (brakes, steering, fluids, tires, and gauges) toand identifyand potential hazards or mechanical issues.and
• Perform routine PM tasks, including greasing moving parts, checking oil levels, cleaning cabs, andand assistingand mechanics with minor repairs (e.g., replacing idlers, belts, or bearings).and
• Use Standard Operating Procedures (SOPs) toand identifyand and reportand equipmentand malfunctions or unusual sounds to the maintenance teamand immediatelyand to minimize downtime.and
• Operate all machinery in strict accordance with MSHA (Mine Safety and Health Administration) regulations and Martin Marietta’s internal safety policies.and
• Participate in the 'Guardian Angel' safety program byand identifyingand 'near miss' hazards, wearing all required PPE, andand looking outand for the safety of coworkers and visiting contractors.and
• Ensure all operationsand comply withand environmental standards, specificallyand regardingand dust control and spill prevention in the yard.and
• When notand operatingand equipment,and assistand in plant operations which may involve manual shoveling, sweeping around conveyors, cleaning under crushers, and general site cleanup.and
• Maintain constant contact with plant operators and other drivers via CB radio or hand signals to coordinate safe movement and material flow.and
• Accurately complete daily production logs, maintenance reports, and safety forms.and

QUALIFICATIONSand

Educationand

High school diploma,and GED, or relevant experienceand

Technical trainingand andand vocationaland certificationand isand preferredand

Work Experienceand

No experience isand required;and 6 months – 1 year of experienceand operatingand Heavy Equipment within a Mining, Quarry, or Construction settingand is preferred.

Knowledge, Skills,and And Abilitiesand

Mechanical aptitudeand

Troubleshootingand

Critical thinkingand

Safety focusedand

MSHAand compliance and regulationsand

Regulatory complianceand

Effective communicationand (written and spoken)and

Time managementand

ADDITIONAL DETAILSand

Physical Requirementsand

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

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

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

Working Conditionsand

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

Disclaimersand

In addition to the primary responsibilities outlined, the successful candidate may be expected to take on other tasks and assignments asand 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.and

and