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Maintenance Mechanic at Lehigh Hanson in IRWINDALE, California

Posted in Other 30+ days ago.

Type: Full-Time

Job Description:


We’re Lehigh Hanson.  Our products build cities and towns, including stadiums that hold thousands of fans, and bridges that support millions of vehicles.  We have thousands of employees across hundreds of locations in the U.S. and Canada, making us North America’s leading supplier of cement, aggregates, ready mixed concrete, asphalt and related construction materials. 
We might be a big company, but we appreciate and encourage our people to share their ideas and help shape our future. We want every one of our people to play an active role in growing our business. With our diverse product lines and locations across North America, there are opportunities to explore different roles and work on a variety of exciting and interesting projects.
We’re a tight knit team. While we strive to be the best, we do it with an attitude that is humble, accessible and down-to-earth. We don’t ask you to “fit in” to our culture. We invite you to add to it.
Lehigh Hanson is seeking a qualified Maintenance Mechanic at our aggregate plant located in Irwindale, CA.
The ideal candidate will have strong mechanical skills, be flexible on schedules, and be results-oriented. You will be challenged to repair and maintain quarry processing equipment. Primary responsibilities may include repairs to crushing, screening, conveying, dredging, and pumping equipment.


  • Conduct a complete pre-and post-shift safety inspection on all equipment used.

  • Observe all regulatory requirements specified by federal and state.

  • Report unsafe conditions, accidents, or incidents immediately to the maintenance foreman or management team.

  • Implement and ensure compliance with all company safety policies and initiatives.


  • Ability to perform high levels of maintenance and servicing on plant independently or within a team.

  • Ability to work in confined spaces, high temperature settings, and over water.

  • Maintain work area in a clean, organized, and safe fashion.

  • Ability to safely and efficiently operate front end loader, skid steer, man-lift, forklift, and motorized boats.

  • Ability to diagnose and adjust equipment for optimum performance.

  • Inspect, check, and maintain lubrication levels related to plant equipment.

  • Ability to perform welding, torching, and intermediate steel fabrication. (Pre-Employment test will be conducted)

  • Ability to perform repair and maintenance on conveyor systems consisting of: installing/replacing bearings, speed reducers, shafts, pulleys, idlers, motors, couplings, etc.

  • Ability to perform repair and maintenance on crushing systems consisting of: changing dies/liners, bearings, bushings, cylinders, rams, springs, etc.

  • Ability to perform repair and maintenance on essential processing equipment consisting of: material feeders, pumps, and hydraulic systems.

  • Proficiently work with outside contractors on critical repair and maintenance projects.

  • Must own basic essential tools needed for repair work and welding.

Job Requirements


  • High school diploma required.

  • Mathematical Skills – Ability to add, subtract, multiply, and divide units of measure.

  • Basic computer skills.

  • Language skills – Ability to read and comprehend instructions, short correspondence, and memos. Ability to conduct one on one and small group conversations for information sharing. Bilingual in English/Spanish is a positive.

  • 3 to 5 years of experience in mining or heavy construction environment required.

  • 3 to 5 years of experience working on equipment maintenance required.

  • Knowledge of safety rules and regulations, specifically OSHA and MSHA.

  • CCO Certified – TLL, TSS, BTF, STC designations a positive.

  • Must have a valid driver’s license.

  • Safety oriented individual with a clear safety track record.

  • Flexibility with work hours mandatory. Must be readily available during major downtime issues. Normal work week consisting of 6 days.

  • Ability to lift 50 lbs., walk, stand, sit, stoop, kneel, crawl, climb and descend ladders and stairs.

At Lehigh Hanson, we care a great deal about your health which is why there is no waiting period to participate in highly competitive medical, dental, vision, and life insurance programs.  In addition, we offer a 401(k) retirement savings plan with an automatic company contribution as well as matching contributions.