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Senior Heavy Equipment Mobile Mechanic; Day Shift | Beckmann Quarry - San Antonio, TX

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: Martin Marietta
Full Time position
Listed on 2026-02-07
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic, Maintenance Technician / Mechanic
Job Description & How to Apply Below
Position: Senior Heavy Equipment Mobile Mechanic (Day Shift) | Beckmann Quarry - San Antonio, TX

Overview

Are you ready to start a new career with a LEADER in the industry and a WORLD CLASS team!

What we offer:

  • Competitive hourly pay with OT opportunities
  • Annual Pay Increases
  • PTO Available as of DAY ONE
  • Opportunities to grow with company
  • Guaranteed to be home every day
  • 401(k) plan with company match
  • Employee Stock Options
  • Employee Pension plan (at no cost to employees)
  • Full Medical, Health and Wellness Benefits start on FIRST DAY
Position Summary

Under the immediate direction of the Plant Manager, the Senior Mobile Mechanic is responsible for performing mechanical repairs on diesel powered equipment to include trouble shooting and repairs of heavy equipment, diagnostics, rebuilds and removal and installation of mechanical parts on all types of diesel powered equipment. Lubricate and change oils and filters as needed. Must be able to perform duties with little to no supervision.

This position is based in North San Antonio, TX.

Requirements
  • Observes and listens to mining equipment in operation to determine malfunctions
  • Reads manuals and uses hand and power tools to perform repairs and maintenance to electrical systems, power train systems, brakes, hydraulics, and air conditioning systems
  • Replaces ground engaging tools and other wear items as required
  • Ability to weld and fabricate
  • Performs data entry on all services performed with the use of a laptop computer
  • Operates mobile equipment as needed
  • Delivers technical advice to mobile equipment operators
  • Maintains parts inventory and orders supplies as needed
  • Demonstrates good knowledge of lock out/tag out procedure required during certain repairs
  • May make service calls at other plants as needed
  • Communicates/directs co-workers through hand signals and two-way radio
  • Assists with training co-workers as needed
  • Performs general clean-up of work areas
  • Follows safety policies and procedures as written
  • Performs other duties as required
Preferred

Education and Experience
  • High School Diploma, Equivalent GED, or equivalent experience required
  • 3+ years HEAVY mobile equipment maintenance experience
  • Significant knowledge of CAT and/or Komatsu equipment required
  • Trade School or related mechanical / technical certification preferred
  • Commercial Driver License (CDL) required (or must be able to obtain within 90 days)
  • Must maintain a valid driver's license and safe driving record
Knowledge,

Skills and Abilities
  • Knowledge of repair and maintenance of diesel engines, hydraulics, electrical, power transmissions, brakes, drive lines and other automotive systems to perform repair work
  • Basic welding skills
  • Ability to read and write in English
  • 40 hours per week and overtime on an as needed basis
Physical Requirements
  • Work requires the ability to lift a maximum of 50 lbs.
  • Work requires the ability to climb stairs, climb ladders, reach, squat, tolerate prolonged standing/walking, balance, bend from trunk, operate mobile equipment, crawl, kneel, push and pull objects
  • Work requires the ability to operate hand controls with both hands and foot pedals requiring both feet
  • Work requires the ability to perform sustained overhead reaching
  • Work requires the ability to use vibration tools
  • Work requires the ability to perform work while lying on back for prolonged periods of time and in some cases cramped quarters
  • Work requires the ability to work in areas with the potential for high noise levels
  • Work is performed 50% outdoors in all environmental temperatures and weather with 50% being indoors
Working Conditions

All duties require outside assignments and require periods of work in all weather conditions—heat, cold, wet or dry and dusty. Must be able to work in areas where noise levels are up to 85 dB.

Disclaimer

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

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Position Requirements
10+ Years work experience
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