Senior Wire Harness Design Engineer (EWIS)

Saronic Technologies is seeking a Senior EWIS Wire Harness Design Engineer to own EWIS architecture execution and deliver manufacturable harness documentation for reliable vessel integration.

Responsibilities

• Develop and maintain EWIS architectures, schematics, and harness assembly drawings in Zuken E3, maintaining design intent, configuration control, and manufacturability.
• Lead complex 3D harness routing and packaging trade studies using NX (or equivalent), optimizing for integration constraints, serviceability, and production repeatability.
• Independently size wiring, shields, and protection devices by evaluating continuous and transient loads, voltage drop, derating, thermal environment, and fault conditions.
• Reduce EMI/EMC risk by defining grounding/bonding strategy, routing/separation, shielding approach, and termination selections aligned to system architecture.
• Review and approve EWIS designs created by Level 1 engineers, mentoring the team and improving documentation and design quality.
• Act as a primary interface to manufacturing and external suppliers; drive build readiness, incorporate DFM feedback, and mitigate schedule and technical risk.
• Plan and review EWIS verification and validation activities; lead root-cause analysis and corrective actions for complex wiring, EMI, and integration issues.
• Interpret and enforce IPC/WHMA, ABYC, ABS, and applicable MIL standards within projects to ensure consistent application across designs and releases.

Requirements

• Bachelor’s degree in Electrical Engineering, Mechatronics, or a related field.
• 5–12+ years of EWIS, harness engineering, or electrical integration experience with demonstrated ownership.
• Proficiency with Zuken E3 (or equivalent) and 3D harness routing/integration tools such as NX (or equivalent).
• Deep expertise in EWIS integration and production support, including independent wire/shield/protection sizing and grounding/bonding/shielding strategies.
• Strong capability to interpret and produce complex technical documentation, including schematics, BOMs, and harness/installation drawings, ensuring design intent transfers to installation.
• Proven ability to lead cross-functional technical execution, improve workflows and documentation quality, and mentor engineers.

Technologies

• Zuken E3
• NX
• IPC/WHMA
• ABYC
• ABS
• MIL standards
• BOMs

Benefits

• Medical Insurance: Saronic pays 100% of the premium for employees and 80% for dependents.
• Dental and Vision Insurance: Saronic pays 100% of the premium under the basic plan for employees and 80% for dependents.
• Generous PTO and Holidays
• Paid maternity and paternity leave
• Competitive Salary with opportunities for performance-based bonuses
• 401(k) plan with company match
• Equity options
• Basic life insurance and short- and long-term disability coverage
• Discounted pet insurance options including 24/7 Telehealth helpline
• Free lunch benefit and unlimited free drinks and snacks in the office

Physical Requirements

• Prolonged periods of sitting at a desk and working on a computer.
• Occasional standing and walking within the office.
• Manual dexterity to operate a computer keyboard, mouse, and other office equipment.
• Visual acuity to read screens, documents, and reports.
• Occasional reaching, bending, or stooping to access file drawers, cabinets, or office supplies.
• Lifting and carrying items up to 20 pounds occasionally (e.g., office supplies, packages).