Field Service Industrial Electrician | San Antonio, TX and surrounding areas

Martin Marietta Magnesia Specialties, LLC

Mico, TX

Martin Marietta is looking for SAFE Industrial Electricians ready to start a new career with a LEADER in the industry and WORLD CLASS team!

What we offer:

  • Competitive hourly pay with OT opportunities
  • PTO Available as of DAY ONE
  • Guaranteed to be home every day
  • 401(k) plan with company match PLUS
  • Employee Pension retirement plan (free to employees)
  • Full Medical, Health & Wellness Benefits start on FIRST DAY
  • Relocations assistance to the San Antonio area considered

Position Summary

Under the supervision of the Electrical Manager, the primary function of the Field Service Electrician/Electrician Technician, is to install, maintain, perform trouble shooting and repair all types of electrical equipment, for the purpose of obtaining optimum production efficiency. The Electrician will be a resource for multiple aggregate facilities across the Central Texas Area, and provide support on maintenance projects as needed.

Essential Functions

  • Install, repair, test, troubleshoot, replace, and maintain plant electrical equipment
  • Oversee electrical work from minor repairs to major projects
  • Inspect completed work for conformance with requirements of local building and safety codes
  • Monitor and assist in the planning of daily and future scheduled plant repairs
  • Assist with scheduling major electrical projects from ordering parts to performing the work in a timely and cost effective manner
  • Investigate component failures, communicating results to management and employees to aid in increased levels of safe production
  • Assist with the development of budget projections and capital expenditures and be accountable for implementation
  • Assist other aggregate operations (Stone, Sand & Gravel, Rail Terminal) with electrical and mechanical projects, installations and shut downs
  • Assist in developing and maintaining a preventative and predictive maintenance program
  • Mentor, train and provide technical advice to less experience staff regarding electrical repairs and safety procedures
  • Maintain clean and safe work areas
  • Complete daily safety and maintenance reports completely and accurately
  • Adhere to federal, state, local and plant safety rules and regulations
  • Maintain effective communication with plant operational personnel, maintenance and supervision
  • Help with all other plant maintenance as needed
  • Will be required to participate with our on call program after becoming adequately familiar with all our district operations

Knowledge, Skills and Abilities

  • Must be able to read, write and verbally communicate
  • Self-starter with ability to work with little or no supervision
  • Must be a team member, willing to assist others when called upon
  • Knowledge of industrial plant operations pertaining to crushing, asphalt and concrete production
  • Knowledge of National Electric Code (NEC), Mine Safety and Health Administration (MSHA) electric standards
  • Must be able to read and understand operator, parts and repair manuals and electrical schematics including ladder logic, used for new installations and trouble shooting existing equipment
  • Must understand the basic operation and can trouble shoot variable frequency motor controllers 480 volt, Motor Soft start controllers 480 and 4160 volt operation along with reduced voltage starters 480 volt
  • Knowledge of electric motor trouble shooting
  • Ability to trouble shoot controls used for plant operations
  • Knowledge of basic PLC logic controls and I/O applications
  • Knowledge of control applications using millivolt and millivolt-amp
  • Knowledge of portable cable repairs 120 through 5000 volt type cables, jacket repairing to full splice using proper methods and within NEC and MSHA standards
  • Must be able to work irregular shifts, weekends and holidays as required
  • Must be able to work overtime and on-call as required
  • Ability to work 10 to 14 hour days, willing to change arrival times when requested

Education and Experience

  • State of Texas license either maintenance or journeyman electrician a plus
  • 5 years’ experience in aggregates or similar industry desired
  • Experience with production conveyor belt scales, operation, calibration, trouble shooting and repair desired
  • Must have and maintain a valid driver’s license with a good driving history

Physical Requirements

  • Must be able to perform duties in a safe manner. This job requires the ability to wear a hard hat, safety glasses, steel-toed boots and hearing protection
  • Must be able to climb stairs to a height of 100 ft. and work at this height
  • Must be able to work in confined spaces
  • Ability to operate radio, CB radio, computer and other equipment as required
  • Must be able to bend, stoop, climb and reach around all areas of equipment
  • Must be able to climb on and off equipment to inspect, service, and operate
  • Capable of lifting up to 75 lbs
  • Must be able to walk across steep/rough terrain
  • Must be able to work at various heights
  • Must have good color vision for electrical repair
  • Possess good vision to perceive depth at close range and distances up to 150 feet
  • Ability to use hand tools such as shovels, wrenches, screwdrivers, etc.
  • Must be able to work outside in all weather conditions consistent with extreme ambient temperatures: heat, cold, wetness, dryness, dust, and noisy conditions


There will be times when outside assignments may 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 dbs.


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.