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Senior Instrument Technician - Nights

Trinity Industries
United States, Texas, Navasota
11765 Highway 6 (Show on map)
May 14, 2025

Trinity Heads, Inc. is searching for a Senior Instrument Technician (2nd shift) in our Navasota, Texas Facility. This role is responsible for performing a variety of maintenance tasks to determine causes of operating problems in areas including but not limited to plumbing, electrical systems/components, HVAC, carpentry, electrical fixtures/switches/power sources and mechanical, hydraulic and pneumatic equipment.


  • Wires and programs electronics and control boxes with PLC or CNC programming.
  • Makes electronic, mechanical, or electrical repairs on all computer controlled equipment.
  • Performs complex repairs on production equipment motors and mechanical components including basic pneumatics and hydraulics.
  • Troubleshoots electrical problems up to 480v, performs preventative maintenance and testing on electrical wiring and components.
  • Performs preventive maintenance and electrical, mechanical, hydraulic and pneumatic repairs to production and mechanical equipment, machinery and components.
  • Installs and repairs electrical systems, apparatus, and electrical and electronic components of industrial machinery and equipment, following electrical code, manuals, schematic diagrams, blueprints , and other specifications using electrical and electronic test equipment.
  • Lays out, builds, tests troubleshoots, repairs and modifies production electronic components, parts, switch panels etc.
  • May test new equipment, trouble shoot operation, make minor adjustments to equipment.
  • Maintains and completes all required records.
  • Follows all safety rules and practices.
  • May be involved in safety committees or initiatives.
  • Performs other duties as assigned.


Desired knowledge and experience:



  • High School diploma or GED equivalent
  • Minimum 2-4 years of related experience
  • Ability to ready equipment drawing, and electrical & hydraulics schematics
  • May require working above ground (15 ft. or more)
  • Must be able to climb ladders or stairs to reach objects, comfortable with heights.
  • May require working in narrow or confined workspaces for extended periods of time.

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