Senior Wire Harness Design Engineer (ewis)

Saronic · Defense · Austin, TX · Engineering

Senior EWIS Engineer responsible for owning and driving EWIS architecture execution, translating schematic intent into manufacturable harness documentation and reliable vessel integration. This role involves leading technical decisions, supporting production scale-up, interfacing with manufacturing and suppliers, and mentoring junior engineers, while ensuring compliance with applicable standards.

What you'd actually do

  1. Develop and maintain EWIS architectures, schematics, and harness assembly drawings in Zuken E3 with a strong emphasis on design intent, configuration control, and manufacturability.
  2. Lead complex 3D harness routing and packaging trade studies using NX (or equivalent), balancing integration constraints, serviceability, and production repeatability.
  3. Independently size wiring, shields, and protection devices considering continuous/transient loads, voltage drop, derating, thermal environment, and fault conditions.
  4. Identify and mitigate EMI/EMC risk through grounding/bonding strategy, routing/separation, shielding, and termination choices aligned to system architecture.
  5. Review and approve EWIS designs produced by Level 1 engineers; mentor and raise documentation and design quality across the team.

Skills

Required

  • EWIS architecture
  • schematic development
  • harness assembly drawing creation
  • Zuken E3
  • 3D harness routing
  • NX
  • wiring sizing
  • EMI/EMC mitigation
  • grounding/bonding strategy
  • shielding
  • termination choices
  • IPC/WHMA standards
  • ABYC standards
  • ABS standards
  • MIL standards
  • technical documentation
  • cross-functional technical execution
  • mentoring engineers

Nice to have

  • Electrical Engineering
  • Mechatronics
  • Electrical integration

What the JD emphasized

  • ownership
  • lead
  • mentor
  • compliance with applicable standards
  • independent wire/shield/protection sizing
  • robust grounding/bonding/shielding strategies
  • ensure design intent carries through to installation
  • improve workflows/documentation quality