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Sr. Design Release Engineer, Low Voltage

Harbinger Motors

Job Location:

Garden Grove, CA - USA

Monthly Salary: $ 120000 - 160000

Posted: 11 July 2026 (30+ days ago)

Application Deadline: 8 October 2026

Vacancies: 1 Vacancy

Job Summary

About Harbinger

Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbingers best-in-class team of EV battery and drivetrain experts have pooled their deep experience to bring a first-of-its-kind EV platform to support the growing demand for medium-duty EVs and Hybrids. Harbinger: Familiar Form Revolutionary Foundation.

Sr. Design Release Engineer LV

What Youll Do

Supplier Project Management: Act as the primary technical point of contact for LV component and wire harness suppliers. You will evaluate supplier capabilities review component specifications guide them through technical roadblocks and ensure they meet our rigorous automotive quality standards.
Design & Packaging Management: Oversee and review 2D wiring diagrams schematics and 3D harness routing. Ensure that low voltage components are packaged correctly within the vehicle architecture adhering to best practices for grounding shielding strain relief and thermal exposure.
Engineering Release Ownership: Manage the end-to-end lifecycle of electrical parts. You will be responsible for creating tracking and executing Engineering Change Orders (ECOs) and Engineering Change Requests (ECRs) while meticulously managing the complex electrical Bill of Materials (BOM) in our PLM system.
Project Timeline Execution: Develop and maintain aggressive realistic project schedules for component delivery. You will identify critical path risks proactively mitigate lead-time delays (especially for long-lead electrical components) and ensure parts are delivered on time to support breadboard testing prototype builds and production.
Internal Design Collaboration: Lead internal cross-functional design reviews. You will work closely with Vehicle Integration Firmware/Software and Manufacturing teams to ensure LV components function seamlessly with the high voltage (HV) systems and overall vehicle network.

What Youll Need (Qualifications)

Education: Bachelors degree in Electrical Engineering Mechatronics Automotive Engineering or a related technical field.
Experience: 3 years of experience in electrical engineering design release engineering or program management specifically focused on automotive low voltage systems or wire harnesses.
Software Proficiency: Strong working knowledge of electrical design tools (e.g. Mentor Graphics Capital Zuken VeSys or CATIA Electrical) and PLM/BOM management systems (e.g. Teamcenter Enovia or similar).
Technical Acumen: Solid understanding of 12V/24V vehicle architectures automotive communication protocols (CAN LIN Automotive Ethernet) and familiarity with major automotive connector families (TE Aptiv Molex etc.).
Project Management Skills: Proven ability to manage multiple complex supplier relationships simultaneously with a track record of holding stakeholders accountable to deadlines.
Communication: Exceptional written and verbal communication skills capable of bridging the gap between hardware software and non-technical teams.

Bonus Points If You Have:

Prior experience working at an early-stage electric vehicle startup.
Hands-on experience with electrical troubleshooting tools (multimeters oscilloscopes) and network analysis tools (Vector CANalyzer PCAN).
Direct experience bringing a wire harness or major ECU from prototype phase into high-volume production.

Key Benefits & Perks:

Comprehensive Health Dental & Vision (HDV) 100% employee covered
Early-stage Stock Options
Robust Retirement Savings (401k HSA FSA)
Generous Paid Time Off (PTO) & Parental Leave
Annual Vacation Bonus
Wellness & Fertility Benefits
Cell Phone Stipend
Complimentary Meals & Stocked Kitchens

California Pay Range

$120000 - $160000 USD

Equal Opportunity

Harbinger is an equal opportunity employer and complies with all applicable federal state and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race color religion national origin ancestry sex sexual orientation gender gender expression gender identity genetic information or characteristics physical or mental disability marital/domestic partner status age military/veteran status medical condition or any other characteristic protected by law.

Harbinger is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation such as those covered by the Americans with Disabilities Act that requires accommodations to assist you in the search and application process please email us at

Candidate Data Privacy

Harbinger may collect use and disclose your personal information or personal data (within the meaning of the applicable data protection laws) when you apply for employment and/or participate in our recruitment processes (Candidate Personal Data). This data includes contact demographic communications educational professional employment social media/website network/device recruiting system usage/interaction security and preference information. Harbinger may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out analyzing and improving our application and recruitment process including assessing you and your application and conducting employment background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.

Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties including individuals on our HR legal and finance teams and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbingers service providers including providers of background checks staffing services and cloud services.

Harbinger may transfer or store internationally your Candidate Personal Data including to or in the United States Canada the United Kingdom and the European Union and in the cloud and this data may be subject to the laws and accessible to the courts law enforcement and national security authorities of such jurisdictions.

Please note that we are currently not accepting applications from third party application services. Any unsolicited resumes or candidate profiles submitted in response to our job posting shall be considered the property of Harbinger and are not subject to payment of referral or placement fees if any such candidate is later hired by Harbinger unless you have a signed written agreement in place with us which covers the applicable job posting.

Required Experience:

Senior IC

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