Motorsport Wiring Harness Builder Technician

Wave Recruitment; Warwick; On-site; GBP 60,000 - 80,000; Full time

Job summary

A motorsport recruitment agency in the UK is seeking a skilled Motorsport Wiring Harness Builder Technician to build and maintain wiring harnesses to high-performance standards. The ideal candidate will have over three years of experience in motorsport environments such as F1 or GT racing and possess strong electrical testing skills. This role supports vehicle installation and improvements, ensuring high quality and reliability.

Qualifications

• 3+ years of motorsport harness building experience (F1, WEC, Formula E, GT, Rally).
• Familiarity with FIA / motorsport electrical standards.

Responsibilities

• Independently build complete motorsport wiring harnesses from drawings.
• Carry out concentric twisting and shielded cable prep.
• Perform full electrical testing.
• Mentor junior technicians.

Skills

Motorsport wiring techniques

Ability to interpret CAD drawings

Fault-finding and troubleshooting

Quality focus

Job description

Overview

Role: Motorsport Wiring Harness Builder Technician
Location: Kineton, Warwick
Salary: competitive

The ideal candidate is a technician in the motorsport sector. The motorsport wiring system is very different to OEM - so the experience in it makes a big difference. We are really after technicians with motorsport experience if at all possible. To build, test, and maintain high-performance motorsport wiring harnesses to the highest standards of reliability, weight reduction, and durability under extreme conditions.

Responsibilities

• Independently build complete motorsport wiring harnesses from drawings and build sheets.
• Carry out concentric twisting, shielded cable prep, and Autosport connector termination to professional standards.
• Select correct motorsport-grade materials (TE/Deutsch Autosport, Souriau, Raychem, etc.).
• Perform full electrical testing: continuity, insulation resistance, and functional checks.
• Carry out loom repairs and modifications at the track or workshop under time-critical conditions.
• Support vehicle installation, routing, and integration of harnesses.
• Provide feedback to engineering on design improvements and build efficiency.
• Mentor junior technicians and ensure adherence to build quality standards.

Skills & Competencies

• Expert in motorsport wiring techniques, including:
  • Crimping with calibrated tooling (DMC, Daniels, etc.)
  • Heatshrink boot moulding & potting
  • Shield terminations & splice joints
  • Concentric twisting & lightweight harness design
• Ability to interpret detailed CAD drawings, wiring schematics, and pinout tables.
• Fault-finding and troubleshooting under pressure.
• Strong quality focus with pride in workmanship.
• Capable of working independently in workshop or trackside environments.

Qualifications & Experience

• 3+ years of motorsport harness building experience (F1, WEC, Formula E, GT, Rally, or similar high-level motorsport).
• Familiarity with FIA / motorsport electrical standards