Fixed-Plant Mechanic: Rock Crusher Maintenance Pro

00002 Martin Marietta Materials, Inc.; United States; On-site; USD 34,000 - 48,000; Full time

Job summary

Martin Marietta Materials, Inc. seeks an experienced maintenance technician responsible for safe repair, planned and preventative maintenance of rock crusher machines and fixed plant equipment at operating sites.

You will inspect equipment, diagnose malfunctions, implement repair plans, and ensure safety and regulatory compliance while keeping detailed maintenance records. This role requires adaptability and a proactive approach to field projects.

Qualifications

• Vocational training or equivalent experience.
• 1+ year related experience.
• Knowledge of mechanical analysis and theory; familiarity with blueprints and diagrams.
• Experience with troubleshooting mechanical systems and interpreting schematics.
• Understanding of OSHA and MSHA regulations; safety-focused approach.

Responsibilities

• Inspect mechanical equipment to ensure functionality and compliance with code.
• Determine causes of malfunctions and create repair plans.
• Repair mechanical equipment to restore full operation under supervision.
• Test systems and devices to ensure safety and compatibility.
• Review blueprints to understand equipment layout and required repairs.
• Maintain records of maintenance and repairs; track supplies.

Skills

Mechanical analysis

Design tools

Mechanical controls

Mechanical diagrams & blueprints

Mechanical test equipment design

Mechanical theory

Troubleshooting

OSHA and MSHA regulations

Problem solving

Detail orientation

Time management

Education

Vocational training or equivalent experience

Job description

Martin Marietta Materials, Inc. seeks an experienced maintenance technician responsible for safe repair, planned and preventative maintenance of rock crusher machines and fixed plant equipment at operating sites.

You will inspect equipment, diagnose malfunctions, implement repair plans, and ensure safety and regulatory compliance while keeping detailed maintenance records. This role requires adaptability and a proactive approach to field projects.