Senior Avionics Harness Lead

Castelion Corporation; Torrance (CA); On-site; USD 90,000 - 125,000; Full time

Job summary

Castelion is hiring a Lead Avionics Technician – Harnessing to lead hands-on harness manufacturing on the shop floor. You will stay close to the work, identify blockers, and drive issues to resolution with technicians, Quality, Manufacturing Engineering and planning teams.

The role requires strong hands-on experience with aerospace wire harnesses, crimping, soldering, and harness routing. You will mentor technicians, review drawings, and ensure documentation releases, with frequent coordination

Qualifications

• Strong hands-on experience building aerospace or high-reliability wire harnesses.
• Experience with crimping, soldering, shielding, splicing, connector assembly, and harness routing.
• Strong understanding of drawings, wire lists, work instructions, and process specifications.
• Working knowledge of IPC/WHMA-A-620 or similar workmanship standards.
• Experience with continuity testing, insulation resistance, hipot, or related electrical testing.
• Ability to troubleshoot technical and process issues.

Responsibilities

• Maintain daily visibility of harness work in progress and upcoming work.
• Identify blockers, delays, material shortages, tooling issues, drawing concerns, and process gaps before they impact schedule.
• Take ownership of driving blockers to the correct support team and follow through until resolution.
• Communicate schedule risks and delays to the Avionics Supervisor early.
• Serve as the first technical point of contact for harness technicians.
• Support wire preparation, crimping, soldering, connector assembly, shielding, splicing, routing, sleeving, labeling, and final assembly.
• Help technicians interpret drawings, wire lists, work instructions, specifications, and acceptance criteria.
• Verify technicians are working to the correct revision and released documentation.
• Coordinate with Quality for in-process and final inspections.
• Make sure inspection needs are communicated early so work is not waiting unnecessarily.
• Support continuity, insulation resistance, hipot, pull testing, and other required electrical testing.
• Support troubleshooting, rework, and disposition activity.
• Review complex harness work before closure when issues would be difficult to correct later.
• Support first article and first-build activities.
• Train and mentor technicians on harness workmanship and company processes.
• Identify recurring defects or process issues and work with Manufacturing Engineering on improvements.
• Support clean handoffs between technicians, shifts, Quality, and Engineering.
• Provide clear and accurate updates during daily stand-ups and production meetings.
• Maintain strong floor organization, safety, and workmanship standards.

Skills

Crimping

Soldering

Harness routing

Drawings interpretation

Test equipment

Problem solving

Leadership

IPC/WHMA‑A‑620

Job description

Castelion is hiring a Lead Avionics Technician – Harnessing to lead hands-on harness manufacturing on the shop floor. You will stay close to the work, identify blockers, and drive issues to resolution with technicians, Quality, Manufacturing Engineering and planning teams.

The role requires strong hands-on experience with aerospace wire harnesses, crimping, soldering, and harness routing. You will mentor technicians, review drawings, and ensure documentation releases, with frequent coordination