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Martin Marietta Materials · Randolph, Missouri

# Underground Crusher Attendant - night shift

Randolph, Missouri 

Listed on Martin Marietta Materials’s official careers site. Listed as of October 18, 2026. Check that it is still open and apply there.
[Apply on Martin Marietta Materials’s careers site →](https://jobs.jobvite.com/martinmarietta/job/oo8SAfwI)

[OpenNash Jobs](https://jobs.opennash.com/) / [Martin Marietta Materials](https://jobs.opennash.com/companies/martin-marietta-materials/) / Underground Crusher Attendant - night shift

## Job description

Are you someone who likes to work with others? Can you work in an environment where you set the rhythm to keep the operations moving? Are you willing to operate machinery safely and see the success of an exciting industry? Martin Marietta is currently looking for a Heavy Equipment Operator at the underground mine operations in Randolph, Missouri. This position is responsible for safely operating heavy equipment within the plant.

### Essential Functions
- Participate in safety programs and trainings, promoting Martin Marietta’s Guardian Angel culture
- Inspect equipment for signs of wear
- Perform basic maintenance on heavy mobile equipment
- Work in a team environment
- Clean work areas Maneuver trucks into loading or unloading positions Proper wear of personal protective equipment
- Notify supervisors of needed repairs
- Ensure materials are properly loaded according to safety requirements
- Assist in plant maintenance and repairs
- Perform duties with minimum supervision Position Type/Expected Hours of Work This is a full-time position and will require 40+ hours per week.

### Preferred Education and Experience

High school diploma or equivalent Valid US driver's license Heavy equipment operations or military experience preferred Knowledge, Skills and Abilities
- Ability to work with minimal supervision
- Knowledge of MSHA regulations Effective verbal communication
- Knowledge of machines and tools including their design, use and maintenance

### Physical Abilities
- Ability to work in an outdoor environment year-round General physical activities including climbing stairs and ladders, lifting, pushing, pulling, stooping, reach with hands and arms, and handling materials

## At a glance
- Posted by the employer: Not stated
- First seen by OpenNash: Oct 11, 2026
- Last checked: Oct 18, 2026
- Listed for: 7 days
- Location: Randolph, Missouri[Apply on Martin Marietta Materials’s careers site →](https://jobs.jobvite.com/martinmarietta/job/oo8SAfwI)

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