Senior Heavy Equipment Operator — Material Flow & Safety

Martin Marietta; Corona (CA); On-site; USD 41,000 - 55,000; Full time

Benefits offered by this job

Medical, dental & vision coverage

401(k) with company match

Pension plan

Paid time off

Job summary

Martin Marietta in Corona, CA seeks an Equipment Operator II to safely operate multiple types of heavy mobile equipment, move raw materials, and support maintenance tasks to maximize production uptime.

Under supervision, you will perform daily inspections, follow SOPs and MSHA regulations, and assist in training fellow operators while maintaining safe loading areas and site infrastructure.

Qualifications

• High school diploma, GED, or relevant experience.
• Technical training and vocational certification is preferred.
• 1+ years of relevant experience operating Heavy Equipment in an Aggregate, Construction, or Mining environment.

Responsibilities

• Safely operate heavy equipment to transport raw materials from the pit to the plant at maximum loading capacity.
• Adjust equipment settings using SOPs to maximize throughput and minimize cycle times.
• Coordinate equipment positioning and sequencing to support site supervisors.
• Ensure cargo is loaded according to safety requirements and prevent spills.
• Adhere to MSHA safety rules and Guardian Angel programs.
• Maintain haul roads, berms, and loading areas meeting safety standards.

Skills

Mechanical aptitude

Troubleshooting

Critical thinking

Safety focused

MSHA compliance

Regulatory compliance

Effective communication

Time management

Education

High school diploma / GED / relevant experience

Technical training / vocational certification preferred

Job description

Martin Marietta in Corona, CA seeks an Equipment Operator II to safely operate multiple types of heavy mobile equipment, move raw materials, and support maintenance tasks to maximize production uptime.

Under supervision, you will perform daily inspections, follow SOPs and MSHA regulations, and assist in training fellow operators while maintaining safe loading areas and site infrastructure.