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Wire Harness Technician

ARi

ARi

Peoria, IL, USA
Posted on Nov 5, 2025

Job Description

ARi, headquartered in East Peoria, IL, USA, is a rapidly expanding global engineering enterprise. The essence of our “i” symbolizes our distinctiveness from competitors – an embodiment of innovation, intelligence, ingenuity, and insight. Boasting a diverse team of over 1,500 engineering experts hailing from various nations and cultures across the globe, we are excellently poised to provide intricate and personalized resolutions to our esteemed clients.

Job Description:

• Harness fabrication & rework

-Build custom wiring harnesses from drawings, schematics, and pinout tables (breakouts, trunk/branch looms, shielded/twisted pairs, coax/RF as applicable).
-Perform precision crimping, soldering, splicing (e.g., butt splice, solder sleeves), heat shrink/boot application, braiding/looming/lacing, strain relief, and cable management.
-Apply labels, heat shrink markers, and color codes; maintain consistent routing and bend radius practices.
-Execute continuity, insulation resistance, and (where specified) hipot tests; log and resolve defects.

• Load plate/build panel assembly
-Assemble load plates / I/O plates / patch panels to interface ECUs/UUTs with HIL benches (e.g., resistor networks, relays, fusing, terminal blocks, fault insertion interfaces, protection/conditioning circuits).
-Mount and wire DIN rail components, power distribution, and grounding; verify loads, ratings, and derating; ensure panel labeling and documentation.

• HIL bench support
-Modify existing harnesses and panels per ECOs/redlines, update pin maps and drawings, and verify changes on bench.
-Support benches bring up, signal checkout, and debug with engineers (CAN/LIN/Ethernet/analog/digital I/O, power rails, grounds, shielding).
-Maintain HIL bench uptime: tidy cable routing, quick turn rework, connector repairs, spare parts inventory.

Documentation & quality
-Read/interpret schematics, wiring diagrams, connector datasheets, and harness drawings; generate/update BOMs, pin maps, and as built records.
-Follow IPC/WHMA A 620 workmanship and ESD practices; adhere to 5S and lab safety procedures.
-Track work via tickets/ECOs; record test results and traceability (part/lot numbers, crimp tool calibration, torque values).
• Lab operations
-Manage consumables and components (wire gauges/types, terminals, contacts, housings, back shells, heat shrink, fuses).

Education/Experience

Associates degree with atleast 5+ years of experience or Bachelor's with 2+ years of experience.

Required Skills:

  • 775NG L8 HIL bench Application Harness and Load Plate building
  • 796 L8 HIL Application harness building and load plate building
  • All L8 HIL benches Harness cleaning in a presentable manner.
  • Good understanding of print reading and experience in constructing the wiring harness both prototype and production harnesses.
  • Experience in reading the wires & spools table, bundle tables, splice tables, connector tables etc. from the drawings/prints
  • Good experience in using the machines to measure, cut, crimp and pull test