Sr. Mechanical Engineer, Frame and Cab
Listed on 2026-07-01
-
Engineering
Systems Engineer, Mechanical Engineer
Sr. Mechanical Engineer, Frame and Cab
Garden Grove, CA
Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger's 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.
The Senior Design & Release Engineer will lead the architecture of the frame and cab interface systems. You will be the technical authority for the primary structure, balancing the competing needs of vehicle dynamics and crash safety. This role requires a strategic thinker who can mentor junior engineers while managing high-level program milestones.
Key Responsibilities- Lead the end-to-end design and release of the primary ladder frame and cab mounting systems using CATIA V5/V6.
- Define system-level requirements and technical specifications for the chassis platform.
- Directly interface with CAE (Computer-Aided Engineering) teams to iterate on frame stiffness, NVH (Noise, Vibration, and Harshness), and durability.
- Drive the sourcing process by evaluating supplier technical capabilities and managing technical reviews (DFMEA/PFMEA).
- Optimize the chassis for "Skateboard" architecture, ensuring seamless integration of the e-axle and battery modules.
- B.S. or M.S. in Mechanical Engineering.
- 8+ years of automotive experience, specifically in chassis, frames, or body-in-white (BIW).
- Expert-level mastery of CATIA V6 (3
DEXPERIENCE) and PLM systems (Enovia/Teamcenter). - Proven track record of taking complex mechanical systems from "blank page" concept through Start of Production (SOP).
- Deep knowledge of automotive materials (High-Strength Steels, Aluminum) and joining methods (MIG welding, SPR, structural adhesives).
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
$140,000 - $160,000 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
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).