Field Mobile Mechanic: Rock Crusher Maintenance

00002 Martin Marietta Materials, Inc.; United States; On-site; USD 48,000 - 62,000; Full time

Benefits offered by this job

Medical

Prescription Drug

Dental

Vision

401(k) with Company matching

Pension

Job summary

Martin Marietta is seeking a maintenance professional to safely repair and perform planned and preventative maintenance on rock crusher machines and other fixed plant equipment at our operating sites.

The role emphasizes inspecting equipment, diagnosing malfunctions, creating repair plans, performing repairs, testing systems, and maintaining thorough maintenance records to support safe, reliable operations. Flexibility for additional tasks as needed is expected.

Qualifications

• Vocational training or equivalent experience.
• 1+ year related experience.
• Mechanical analysis knowledge and understanding.
• Ability to read mechanical diagrams and blueprints.
• Familiarity with mechanical test equipment design.
• Knowledge of OSHA and MSHA regulations.
• Strong problem solving, detail orientation and time management.

Responsibilities

• Inspect mechanical equipment to ensure they remain functional and up to code.
• Determine reasons for malfunctions and create repair plans.
• Repair equipment to full functionality with supervision.
• Test systems with devices to ensure safety and compatibility.
• Review blueprints to understand equipment layout.
• Keep records of maintenance and supplies used.
• Perform routine maintenance on a regular schedule to reduce issues and costs.
• Participate in mechanical field projects as needed.

Skills

Mechanical analysis

Design tools

Mechanical controls

Diagrams & blueprints

Mechanical test equipment design

Mechanical theory

OSHA & MSHA compliance

Problem solving

Detail oriented

Time management

Education

Vocational training or equivalent experience

Job description

Martin Marietta is seeking a maintenance professional to safely repair and perform planned and preventative maintenance on rock crusher machines and other fixed plant equipment at our operating sites.

The role emphasizes inspecting equipment, diagnosing malfunctions, creating repair plans, performing repairs, testing systems, and maintaining thorough maintenance records to support safe, reliable operations. Flexibility for additional tasks as needed is expected.