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Avionics Technician

STS Technical Services
United States, Texas, San Antonio
Nov 17, 2025

STS Technical Services is hiring Avionics Technicians in San Antonio. If you take pride in wiring work that has to be right the first time and you want steady hands on work supporting complex aircraft systems, this is your kind of role. The work is precise. The stakes are real. And every task you complete helps keep aircraft safe and mission ready.


Basic Qualifications

  • 3 plus years of aerospace avionics experience. Electrical testing and troubleshooting. Wire handling, routing and terminations. Wire harness sealing, wrapping, bonding, tying and closure
  • Ability to work rotating shift 1st 2nd or 3rd

Preferred Qualifications

  • Experience with Depot Level and Modification maintenance
  • Operate a forklift, mobile crane, and riding type electric powered elevating equipment to accomplish work assignment
  • Regular and predictable attendance is a requirement of this request

Position Responsibilities

  • Performs or assists on and off aircraft electrical modification to electrical wiring and system components
  • Performs or assists with basic connector terminations including shielded wires, coaxial cables and fiber optic wiring
  • Understands wire handling and routing instructions
  • Performs sealing, wrapping, bonding, tying and closure of wire harnesses and cables in accordance with standard processes
  • Demonstrates basic familiarization to read and interpret engineering drawings, technical orders, process specifications and retrofit requirements to perform electrical modification and repair
  • Adhere to government and company procedural guidance, perform assembly, installation, visual inspection of physical characteristics, modification of wire bundles and electrical assemblies, operational and quality checks of aircraft work
  • Assists with troubleshooting malfunctions in aircraft electrical and environmental systems of moderate difficulty at the organizational or depot maintenance level
  • Assists with aircraft bench and or flight line operational testing and troubleshooting in accordance with DOD, manufacturer, company, supplier and other directives
  • Assists with assembly, installation, check out physical characteristics, operational testing and modification of wire bundles in the testing development and modification of aircraft in accordance with DOD, manufacturer, company, supplier and other directives
  • Responsible for the proper performance of assignments and the prudent handling of product, tools and equipment
  • Interpret standard work instructions, charts, tables, blueprints, wire diagrams, formulas, sketches, verbal and electronic orders, job layouts etc. to accomplish assigned work
  • Ensure that all equipment is used in accordance with established safety and operating procedures
  • Familiar with precision measuring instruments, gauges, tools etc. necessary to check dimensions and conformance to quality requirements
  • Maintain necessary certifications, licenses and permits as required for assigned work
  • Able to ascend and descend vertical work ladders, work in confined spaces and lift loads of approximately 35 pounds
  • Able to work various shifts and or an alternate baseline schedule that may frequently change to support mission requirements and may include weekends and holidays. Mission requirements and or workload may require both scheduled and unscheduled overtime
  • Must be familiar with Hazardous Energy and Lock Out Tag systems applications to ensure working environment is deemed safe for access and on the job performance
  • Will be required to assist other team members General Mechanics Structures Avionics in order to ensure cost and schedule targets are met
  • This position is expected to be 100 percent onsite. The selected candidate will be required to work onsite at San Antonio. Candidate may be required to travel up to 25 percent
  • This position requires the ability to pass assessment during the training cycle
  • This position requires adherence to the SA Tool and FOD procedures

About STS Technical Services

STS Technical Services is a top tier staffing firm that partners with leading aviation, defense and manufacturing companies. We help skilled professionals find long term careers with teams that value expertise, reliability and craftsmanship.

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