Excavator Operator | Slaton Quarry

Martin Marietta; Slaton (TX); On-site; USD 30,000 - 47,000; Full time

Benefits offered by this job

Competitive pay

OT opportunities

PTO from day one

Growth opportunities

401(k) match

Employee stock purchase plan

Pension plan

Medical benefits day one

Job summary

Martin Marietta is seeking an Excavator Operator to support daily mining operations under the Quarry Supervisor. You will operate excavators, handle materials, maintain faces, and support loading while upholding safety and efficiency.

The role requires 12-hour shifts, potential weekends and holidays, and travel to the San Antonio area for orientation. Company benefits begin day one, including health coverage, retirement plans, and employee stock programs.

Qualifications

• High school diploma or GED required.
• 1+ years operating excavators in mining/quarry/heavy construction.
• Ability to read and follow safety procedures and operating instructions.

Responsibilities

• Operate excavators to remove overburden and extract materials.
• Load haul trucks and feed crushers; move materials efficiently.
• Perform pre-operational inspections and routine maintenance.
• Monitor benching, slope stability, and safe digging practices.
• Follow production plans and coordinate with supervisors and haul truck operators.
• Maintain clean and operational equipment and work areas.
• Identify and report mechanical issues or unsafe conditions promptly.
• Assist with plant/pit/site cleanup and other production tasks as needed.
• Support other equipment operations when required.
• Adhere to all safety policies, environmental regulations, and MSHA guidelines.

Skills

12-hour shifts

CB radio comms

Team player

Safety procedures

Education

High school diploma or GED

Job description

Are you ready to start a new career with aLEADERin the industry andWORLD CLASSteam!

What we offer:

• Competitive hourly pay with OT opportunities
• Annual Pay Increases
• PTO Available as of DAY ONE
• Opportunities to grow with company
• 401(k) plan with company match
• Employee stock purchase program
• Employee Pension plan (at no cost to employees)
• Full Medical, Health & Wellness Benefits start onDAY ONE

Position Summary

Under the supervision of the Quarry Supervisor, the Excavator Operator is responsible for safe operation of the Excavator to support daily mining operations. This role focuses on excavation, material handling, face management, and loading support while maintaining a strong commitment to safety, production efficiency, and equipment care.

New Hire Orientation & Safety Training

are held only ONCE a month, in the San Antonio, TX office. Be prepared for travel and overnight accommodation up to 1-3 days. . Accommodations & reimbursements are covered by Martin Marietta for anyone traveling more than 50 miles.

Key Responsibilities

• Operate excavators to remove overburden, extract raw materials, clearing waterways and maintain working faces.
• Load haul trucks, feed crushers, and move materials efficiently throughout the quarry
• Perform pre-operational inspections and routine maintenance on equipment
• Monitor excavation areas to ensure proper benching, slope stability, and safe digging practices
• Follow production plans and communicate with supervisors and haul truck operators to optimize material flow
• Maintain housekeeping in work areas and keep equipment clean and operational
• Identify and report mechanical issues or unsafe conditions promptly
• Assist with plant, pit, or site cleanup and other production tasks as needed
• Support other equipment operations when required (e.g., loaders, dozers)
• Adhere to all safety policies, environmental regulations, and MSHA guidelines

Minimum Qualifications

• High school diploma or GED required
• 1+ years of experience operating excavators in a mining, quarry, or heavy construction environment
• Basic mechanical knowledge and ability to identify equipment issues
• Ability to read and understand safety procedures and operational instructions

KNOWLEDGE, SKILLS AND ABILITIES

• 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
• Must be service oriented with proven ability to work in a TEAM environment

PHYSICAL REQUIREMENTS

• 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
• Capable of lifting and carrying up to 50 lbs
• 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

WORKING CONDITIONS

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.

DISCLAIMER

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.