Loader Operator

Martin Marietta; Hughson (CA); On-site; USD 52,000 - 74,000; Full time

Benefits offered by this job

Union membership

Competitive hourly rate

Job summary

Martin Marietta in Hughson, CA seeks an Equipment Loader Operator to safely operate a front-end loader (CAT 982–988) in an aggregate yard. You will move materials, load customer trucks and railcars, and maintain product stockpiles. The role emphasizes safety, daily inspections, basic maintenance, and clear communication with drivers.

Overtime and weekend work may be required; MSHA compliance is essential. Required: High school diploma or GED; 6 months–1 year loader experience preferred; ability

Qualifications

• High School diploma or GED or relevant experience.
• No prior experience required; 6 months to 1 year of loader experience preferred.

Responsibilities

• Safely operate front-end loaders to move materials and load customer trucks/railcars.
• Maintain stockpiles and ensure material separation to prevent contamination.
• Perform daily pre-/post-shift inspections and routine maintenance on equipment.
• Coordinate with external drivers using CB radio or signals to guide vehicle movements.
• Adhere to MSHA regulations and company safety policies; overtime/weekend work may be required.

Skills

Mechanical aptitude

Troubleshooting

Time management

MSHA 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. The Sales/Yard Loader is responsible for the safe and efficient operation of a front-end loader (typically ranging from CAT 982 to CAT 988 sizes) within an aggregate sales yard or plant environment. The primary focus of this role is to load finished products into customer trucks and/or railcars while maintaining the integrity of product stockpiles. As a frontline representative of Martin Marietta, the Loader Operator ensures a "Safety First" culture by managing traffic flow, asserting leadership over visiting drivers, and performing essential preventative maintenance to keep equipment and yard operations running smoothly.

KEY DUTIES AND RESPONSIBILITES

• Safely operate heavy-duty front-end loaders to move raw materials from stockpiles to customer vehicles, ensuring accurate weight distribution and material types.
• Regulate the flow of materials to and from conveyors, surge piles, chutes, and storage bins to maximize plant production.
• Maintain the quality and separation of various product stockpiles to prevent contamination and ensure environmental compliance.
• May assist in operating other mobile equipment as needed, including haul trucks, excavators, or skid steers- dependent on-site requirements.
• Maintain safe working speeds and manage the flow of external truck drivers and equipment within the yard to prevent accidents.
• Strictly adhere to all MSHA compliance/regulations and Martin Marietta's internal 24/7 Safe culture policies.
• Conduct daily pre-shift and post-shift safety inspections of the equipment and the working area, ensuring the presence of adequate berms and clear roadways.
• Ensure safe operations around high-risk areas such as conveyors, crushers, and steep surge piles.
• Perform routine preventative maintenance (PMs), including checking tire pressure, oil levels, and diesel fuel, and greasing all moving parts daily.
• Use standard operating procedures to identify and report equipment malfunctions, leaks, or mechanical issues to the maintenance team or supervisor.
• Keep the loading area, roadways, and plant floor clean by shoveling, sweeping, and removing debris to ensure a professional and safe environment.
• Maintain a professional and helpful attitude when interacting with external drivers and customers, adapting to various personalities and needs.
• Accurately complete daily pre-shift inspection reports, maintenance logs, and (if applicable) customer ticketing or weighing via the scale house.
• Communicate effectively via CB radio or hand signals with plant operators and co-workers to coordinate vehicle movements.
• Willing and able to use a shovel when required.
• Willing to work overtime and weekends as needed.

Qualifications

Education

High School diploma, GED, or relevant experience

Work Experience

No prior experience is required; 6 months to 1 year of experience in the operation and maintenance of a front-end loader is preferred.

Knowledge, Skills, And Abilities

• Road specifications and slopes
• Familiarity with heavy equipment components
• Mechanical aptitude
• Troubleshooting
• MSHA compliance and regulations
• 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 to maintain three 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 depth perception with or without seeing aid for distances up to 150 feet.

Working Conditions

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

Union

We are excited to share the base hourly rate for this position is $45.89+. Membership with the International Union ofOperating Engineers Local Union No, E03is required upon hire. Condition and terms of employment and benefits are in accordance with the collective bargaining agreement.