Lead Portable Rap Crusher Operator & Maintenance

Knife River - MT; Idaho Falls (ID); On-site; USD 52,000 - 68,000; Full time

Job summary

Knife River seeks a reliable and safety-focused Rap Crusher Operator/Foreman to manage the portable rap crusher and oversee daily operations across Idaho.

You will perform maintenance, troubleshoot mechanical issues, and coordinate with loaders and excavators to keep the plant running safely with minimal downtime. Travel across Idaho is required.

Applicants should have at least 5 years of related experience, a valid driver's license, and the ability to pass a pre-employment drug screen.

Qualifications

• Minimum 5 years of related work experience in heavy construction or quarry settings.
• Experience operating excavators and loaders is required.
• Mechanical troubleshooting and basic fabrication skills preferred.
• Valid driver's license and ability to pass drug screening.
• Willingness to work extended hours and travel across Idaho.

Responsibilities

• Setup, teardown, and day-to-day operation of the portable rap crusher.
• Troubleshoot and repair mechanical issues with crusher and belts.
• Perform preventative maintenance: lubrication, adjustments, replacements.
• Repair or replace motors, gearboxes, bearings, chains, and components.
• Coordinate feeding with excavator/loader and perform welding as needed.
• Maintain safety standards and follow attendance policy.

Skills

excavator operator

loader operator

mechanical troubleshooting

welding & fabrication

safety conscious

Education

5+ years field experience

Valid driver's license

Tools

Crusher operation

Conveyor maintenance

Heavy equipment fundamentals

Job description

Knife River seeks a reliable and safety-focused Rap Crusher Operator/Foreman to manage the portable rap crusher and oversee daily operations across Idaho.

You will perform maintenance, troubleshoot mechanical issues, and coordinate with loaders and excavators to keep the plant running safely with minimal downtime. Travel across Idaho is required.

Applicants should have at least 5 years of related experience, a valid driver's license, and the ability to pass a pre-employment drug screen.