Sr. Mechanical Engineer, Frame and Cab

Harbinger Motors Inc.•Garden Grove, CA

About The Position

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.

Requirements

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).

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.