Avionics Harness Technician — Fast-Paced Defense Hardware

Castelion; Torrance (CA); On-site; USD 55,000 - 85,000; Full time

Job summary

Castelion is seeking an Avionics Harness Technician for its Torrance, CA facility. You will support development and production of avionics harnesses, test equipment, and related electrical hardware, reporting to the Manager, R&D Operations.

The role requires hands-on assembly, wiring, diagnostic testing, and adherence to engineering documentation in a fast-paced environment. Occasional travel and extended hours may be necessary; located in California, USA.

Qualifications

• 2+ years in avionics technician, harness assembly, or related hands-on work.
• Experience building wire harnesses and cable assemblies.
• Ability to read electrical schematics, wiring diagrams and harness drawings.
• Experience with crimping, soldering, connector assembly, and harness routing.
• Experience with continuity, insulation resistance and HiPot testing.
• Familiarity with IPC/WHMA-A-620 or equivalent workmanship standards.
• Ability to follow work instructions and controlled documentation.
• Experience in an ESD-controlled manufacturing environment.

Responsibilities

• Build wire harnesses, cable assemblies, electro-mechanical units, and test equipment.
• Perform wire prep, stripping, crimping, soldering, shielding, splicing, labeling, and connector assembly.
• Assemble, integrate, and test avionics harnesses, electrical hardware, and support equipment.
• Perform continuity, insulation resistance, and HiPot testing as required.
• Follow work instructions, drawings, wiring diagrams, and engineering documentation.
• Support development and transition to initial production.
• Read schematics and harness drawings; identify build issues and escalate as needed.
• Support process improvement for quality and efficiency; maintain clean, ESD-compliant work area.

Skills

Avionics wiring

Harness assembly

Soldering

Crimping

Electrical schematics

HiPot testing

Reading drawings

ESD environment

Attention to detail

Teamwork

Tools

Cirris tester

JIRA

Confluence

Job description

Castelion is seeking an Avionics Harness Technician for its Torrance, CA facility. You will support development and production of avionics harnesses, test equipment, and related electrical hardware, reporting to the Manager, R&D Operations.

The role requires hands-on assembly, wiring, diagnostic testing, and adherence to engineering documentation in a fast-paced environment. Occasional travel and extended hours may be necessary; located in California, USA.