Sr. Mechanical Engineer, Frame and Cab

About Harbinger

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.

Role Overview

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.

Qualifications

• 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 (3DEXPERIENCE) 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 View email address on click.appcast.io.

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) Harbinger's service providers, including providers of background checks, staffing services, and cloud services.

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