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Design Release Engineer, Frame

Harbinger Motors

Job Location:

Garden Grove, CA - USA

Monthly Salary: $ 140000 - 160000

Posted: 14 August 2026 (30+ days ago)

Application Deadline: 16 November 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.

Design Release Engineer Frame

Garden Grove CA

About Harbinger

What Youll Do

Structural Design & Packaging Ownership: Lead the 3D CAD modeling packaging and integration of frame structures (frame rails crossmembers mounting brackets subframes and bumper assemblies). Ensure optimal structural stiffness mass efficiency and packaging clearance for high-voltage battery packs e-axles and commercial payloads.
Supplier & Manufacturing Management: Act as the primary technical point of contact for frame component stamping forgings and weldment suppliers. Evaluate supplier manufacturing capabilities guide them through DFM (Design for Manufacturing) challenges and ensure all chassis hardware meets strict automotive quality structural and corrosion standards.
Engineering Release Ownership: Manage the end-to-end lifecycle of frame hardware. Responsible for creating tracking and executing Engineering Change Orders (ECOs) and Engineering Change Requests (ECRs) while maintaining complex mechanical Bills of Materials (BOM) within our PLM system.
Validation & Durability Support: Work closely with CAE/FEA and physical validation teams to review structural analysis and support chassis durability testing (rig testing track testing and safety evaluations). Proactively address field or test failures with root-cause analysis and quick design updates.
Project Timeline Execution: Develop and drive aggressive realistic project schedules for long-lead structural tooling (stamping dies extrusions weld fixtures). Identify critical path risks mitigate lead-time delays and ensure hardware delivers on time to support prototype builds mule testing and start of production (SOP).
Internal Design Collaboration: Lead cross-functional design reviews with High/Low Voltage Systems Powertrain Thermal and Manufacturing Engineering to ensure seamless chassis integration and optimized assembly ergonomics.

What Youll Need (Qualifications)

Education: Bachelors degree in Mechanical Engineering Automotive Engineering Structural Engineering or a related technical field.
Experience: 3 years of experience in structural chassis or frame engineering design within the automotive commercial vehicle or aerospace industries.
Software Proficiency: Strong working knowledge of CATIA V5/V6 and PLM/BOM management tools (e.g. Teamcenter Enovia Arena or similar).
Technical Acumen: Solid understanding of structural mechanics materials (high-strength steel aluminum) GD&T (ASME Y14.5) and automotive manufacturing processes (stampings extrusions castings MIG/laser welding structural riveting and e-coat/paint processes).
Project Management Skills: Proven ability to manage complex Tier-1 and Tier-2 supplier relationships simultaneously with a track record of holding vendors accountable to tight prototype and tooling timelines.
Communication: Exceptional written and verbal communication skills capable of translating technical trade-offs between cross-functional engineering teams executive leadership and shop-floor technicians.

Bonus Points If You Have:

Prior experience with commercial vehicles (Class 36 truck chassis) cab-chassis platforms or body-on-frame architectures.
Prior experience working in a fast-paced early-stage electric vehicle or mobility startup environment.
Prior experience engineering tactical defense or specialized off-highway ground vehicles (e.g. JLTV FMTV UGVs or military prototype platforms).
Experience with electro-mechanical actuators power-assisted hinges/ramps or quick-disconnect mounting systems.

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

$140000 - $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:

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