Wire Harness Design Engineer (EWIS)

Company: Saronic
Location: Austin
Posted on: February 16, 2026

Job Description:

Job Description Job Description Job Overview Saronic is seeking a skilled Electrical Wiring Interconnection System Engineer, responsible for creating the interconnect architecture for marine platforms at scale. These designs serve as blueprints for manufacturing of harnesses. The role requires a strong understanding of manufacturing practices of individual harnesses and harness integration, excellent communication with electrical systems and mechanical engineers, and system schematic creation and change management. EWIS Engineers must also possess strong attention to detail, problem-solving skills, and the ability to work collaboratively with other team members to ensure that projects are completed efficiently and accurately. Responsibilities & Duties Develop and maintain EWIS architectures, schematics, and harness assembly drawings in Zuken E3, ensuring drawings contain all information required for manufacturing and installation. Use NX computer-aided design (CAD) software to route harnesses in 3D per design and installation standards. Review and revise EWIS designs to meet project specifications and standards, including EMC/EMI, current-carrying capacity, voltage drop, and environmental/classification requirements. Maintain up-to-date knowledge of industry and military standards such as IPC/WHMA-A-620, ABYC, ABS, and applicable MIL-STDs, and apply them consistently in design and documentation. Provide technical support and troubleshooting during the construction of a harness, factory test, and integration into the vessel; lead root-cause analysis and corrective actions for nonconformances. Plan and support verification and validation activities (continuity/insulation resistance, hipot, and harness test board checks) and document results for compliance and quality audits. Communicate effectively with project managers, suppliers, and production stakeholders to coordinate build readiness, design-for-manufacture feedback, and schedule/risk mitigation. Qualifications & Skills Bachelor’s degree in Electrical Engineering, Mechatronics, or related field. 5–10 years of experience in EWIS design, harness engineering, or electrical integration within automotive, marine, or aerospace industries. Proficiency in Zuken E3, Siemens Capital, or equivalent electrical design tools. Experience using NX, CATIA, or SolidWorks Electrical for 3D harness routing and integration. Strong understanding of electrical systems design principles, grounding/shielding practices, and connector standards. Demonstrated ability to interpret and produce complex technical documentation, including schematics, BOMs, and installation drawings. Deep familiarity with industry standards such as IPC/WHMA-A-620, ABYC, and ABS. Proven ability to manage multiple projects and priorities in a fast-paced environment. 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). Benefits Medical Insurance: Comprehensive health insurance plans covering a range of services Dental and Vision Insurance: Coverage for routine dental check-ups, orthodontics, and vision care Saronic pays 100% of the premium for employees and 80% for dependents Time Off: Generous PTO and Holidays Parental Leave: Paid maternity and paternity leave to support new parents Competitive Salary: Industry-standard salaries with opportunities for performance-based bonuses Retirement Plan: 401(k) plan Stock Options: Equity options to give employees a stake in the company’s success Life and Disability Insurance: Basic life insurance and short- and long-term disability coverage Additional Perks: Free lunch benefit and unlimited free drinks and snacks in the office This role requires access to export-controlled information or items that require “U.S. Person” status. As defined by U.S. law, individuals who are any one of the following are considered to be a “U.S. Person”: (1) U.S. citizens, (2) legal permanent residents (a.k.a. green card holders), and (3) certain protected classes of asylees and refugees, as defined in 8 U.S.C. 1324b(a)(3) .

Keywords: Saronic, Round Rock , Wire Harness Design Engineer (EWIS), Engineering , Austin, Texas