Avionics Technician Specialist — Fast-Paced Defense Test

JobVista; Torrance (CA); On-site; USD 70,000 - 110,000; Full time

Job summary

Castelion Corporation in Torrance, CA seeks an Avionics Technician Specialist to provide hands-on support for development, assembly, integration, testing and troubleshooting of complex hardware and systems. You will build test enclosures, operate lab equipment, execute procedures, and document results.

The role collaborates with engineers to develop fixtures, perform hardware bring-up, qualification, and failure investigations, while maintaining lab records and safety compliance.

Qualifications

• Associate degree or 3+ years in engineering test or related field.
• Hands-on troubleshooting experience with electrical, electronic, mechanical, or electromechanical hardware.
• Experience operating oscilloscopes, DMMs, power supplies, electronic loads, function generators, and DAQ systems.
• Ability to read electrical schematics, engineering drawings, wiring diagrams, and technical documentation.
• Experience supporting aerospace/defense or complex hardware development programs.
• Experience with high-voltage, high-power, RF, digital, analog, or mixed-signal systems.
• Experience developing or modifying test fixtures, harnesses, cables, instrumentation, and laboratory setups.
• Experience with automated test equipment and test software (Python, LabVIEW, MATLAB)
• Familiarity with data acquisition systems, sensors, and test automation.
• Experience troubleshooting hardware with oscilloscopes, logic analyzers, network analyzers, power analyzers, thermal cameras.
• Experience with soldering, wire termination, crimping, cable fabrication, PCB rework, and electrical assembly.
• Experience with mechanical fabrication, machining, 3D printing, CAD, or fixture design.

Responsibilities

• Build and troubleshoot engineering hardware, test fixtures, cables, harnesses, instrumentation, and laboratory test setups.
• Support engineering development and test activities by executing test procedures, collecting data, documenting results, and communicating anomalies and observations to engineering teams.
• Operate and maintain laboratory equipment including power supplies, oscilloscopes, electronic loads, data acquisition systems, signal generators, environmental test equipment, and other specialized test equipment.
• Develop, configure, and maintain test setups and instrumentation to support electrical, mechanical, environmental, and system-level testing.
• Troubleshoot electrical, electronic, mechanical, and electromechanical hardware using schematics, drawings, specifications, test equipment, and fault-isolation techniques.
• Provide redlines and as-built feedback to engineering for improved designs.
• Work closely with engineers to develop practical test methods, fixtures, tooling, and instrumentation to enable rapid hardware development and iteration.
• Support hardware bring-up, integration, qualification, and failure investigations by identifying issues and implementing corrective actions.
• Maintain accurate configuration, calibration, and inventory records for laboratory equipment, test hardware, fixtures, cables, and other assets.
• Coordinate laboratory activities and shared test resources to ensure equipment and test setups are available to support development schedules.
• Identify opportunities to improve laboratory processes, test methods, equipment utilization, safety, reliability, and turnaround time.
• Assist with the design and fabrication of custom fixtures, tooling, and test equipment using electrical, mechanical, and manufacturing techniques.
• Support safe laboratory operations by following established procedures for electrical safety, hazardous energy, ESD, high voltage, and other hazards.
• Document test configurations, procedures, results, failures, and lessons learned in engineering databases.
• Support continuous improvement initiatives focused on test efficiency, hardware reliability, quality, safety, cost reduction, and effectiveness.

Skills

Hands-on troubleshooting

Lab equipment operation

Schematic reading

Test fixture development

High/low voltage systems

Data acquisition

Soldering & wiring

Mechanical fabrication

Education

Associate degree or equivalent

Tools

Python

LabVIEW

MATLAB

Job description

Castelion Corporation in Torrance, CA seeks an Avionics Technician Specialist to provide hands-on support for development, assembly, integration, testing and troubleshooting of complex hardware and systems. You will build test enclosures, operate lab equipment, execute procedures, and document results.

The role collaborates with engineers to develop fixtures, perform hardware bring-up, qualification, and failure investigations, while maintaining lab records and safety compliance.