Full-Time

Release Engineer 3

Sumitomo Electric Wiring Systems

Sumitomo Electric Wiring Systems

1,001-5,000 employees

Supplier of automotive electrical systems.

No salary listed

Southfield, MI, USA

Hybrid

Hybrid role; must work at least four days per week in-office.

Bachelor's

Category
Electrical Engineering (1)
Required Skills
Excel/Numbers/Sheets

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Requirements
  • Bachelor's degree in Engineering or equivalent
  • 5+ years experience as a Design Release Engineer
  • 3+ years wire harness EDS engineering experience or equivalent; 2D and 3D experience preferred
  • Intermediate Catia, Mentor XC and strong Excel experience
  • Familiar with product launch and program management
  • Self-directed individual with solid background in failure analysis
  • Strong customer interface skills, good English language skills (written and spoken), good time management skills
Responsibilities
  • Strong knowledge and experience with GM EDS development process and wire harness drawing release is preferred. Familiarity with GM's design practices and specifications will also be a big plus.
  • Support Ongoing new OEM Harness Program Development through to product realization process (internal and external). Drawing review, spec change request, VA/VE, workability or quality improvement, maintain Product File, define design levels and freeze schedule and development Trial Run Activity and facilitate change through established processes.
  • Create high quality engineering deliverables related to the vehicle electrical systems.
  • Identify, track and resolve design open issues; clearly communicate outcome to affected parties. Detail design changes or quality caution points -- to assembly and planning sections. Primary responder to customer regarding design change implementation and cost liability.
  • Participate and support cross functional team meetings. Document, track and distribute lesson learned.
  • Interface directly with customer - PMT, PAT, engineers, launch team.
  • Interface and coordinate with SEWS Div. Managers, sales, business planning, procurement, managers, engineering, design, quality, validation and coordinators.
  • Support manufacturing design reviews, master sample reviews, tooling reviews and special assembly instructions for wiring systems. Track readiness of suppliers for customer events. Attend manufacturing locations for design evaluation activity (Assembly trial, Trial Parts inspection, etc.).
  • Research, gather, collect, analyze, organize and summarize specifications, requirements, competitive benchmarking requirements related to Vehicle Electrical Distribution Systems.
  • Others assignments that may be assigned from time to time.
Sumitomo Electric Wiring Systems

Sumitomo Electric Wiring Systems

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Sumitomo Electric Wiring Systems (SEWS) makes electrical systems for cars. Its products include electrical distribution systems, components, and electronics that help power and control a vehicle’s electrical functions. These parts are designed to be installed in vehicles to manage power flow, sensors, and other electronic systems so cars run reliably. SEWS differentiates itself through a long, trusted brand name from Sumitomo Electric Industries and a focus on quality, on-time delivery, and cost competitiveness, backed by safety and a strong global parent company. The company aims to supply high-quality electrical systems to the automotive industry and support the development of intelligent, connected cars.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Newcastle upon Tyne, United Kingdom

Founded

1986

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Simplify Jobs

Simplify's Take

What believers are saying

  • Kentucky approved a $17 million expansion creating 76 jobs on July 9, 2025.
  • SEWS's site says it serves electric automobiles, hybrids, and electronics.
  • Automotive wiring-harness demand stays elevated as EV content and complexity rise.

What critics are saying

  • TE Connectivity sued SEWS in Michigan; the contract fight continues in 2026.
  • SEWS's counterclaim sought $26.1 million, exposing margin and procurement disputes.
  • Harness commoditization and OEM platform losses can collapse SEWS's core business fast.

What makes Sumitomo Electric Wiring Systems unique

  • SEWS supplies EV and hybrid wiring harnesses across global OEM platforms.
  • The July 9, 2025 Simpson County expansion deepens Kentucky manufacturing capacity.
  • Parent Sumitomo Wiring Systems kept leadership turnover orderly on May 12, 2026.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

401(k) Retirement Plan

Paid Vacation

Paid Holidays

Hybrid Work Options

Tuition Reimbursement