# Fastener Engineer at Harbinger

- Company: Harbinger
- What the company does: Harbinger is a commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger’s team of EV, battery, and drivetrain experts have pooled their deep experience to support the growing demand for medium-duty EVs. Backed by ArcTern Ventures.
- Company website: https://harbingermotors.com
- Type: Startups
- Level: Mid level
- Location: Garden Grove, CA
- Work setup: On-site
- Posted: 2026-08-25
- Apply by: 2026-10-14
- Apply: https://job-boards.greenhouse.io/harbingermotors/jobs/5222066007
- Page: https://www.1752.vc/careers/jobs/harbinger-fastener-engineer/

## About the role

As a Fastener Engineer at Harbinger, you will be the primary technical authority for threaded fasteners, structural joining, and torque-controlled fastening systems across our electric vehicle platforms. You will be responsible for defining, implementing, testing and maintaining fastener standards , ensuring that all safety-critical joints—from suspension to HV battery packs—meet rigorous performance and quality requirements.

## What they're looking for

- Education: Master’s degree in Mechanical Engineering (or a related field) + 5 years of relevant experience, OR a Bachelor’s degree + 7 years of relevant experience
- Fastening Expertise: Minimum 5 years of experience in fastener engineering or assembly joining, with deep knowledge of joint validation and bolt testing
- Equipment Proficiency: Experience with DC nutrunners, multi-spindle fixtures, and structural riveting tools, including configuration of closed-loop controllers and MES integration
- Technical Standards: Strong understanding of metric (ISO 261/262) and imperial (SAE J429) fastener specifications, including property classes 8.8, 10.9, and 12.9
- Materials & Coatings: Proven experience with carbon steel fastener manufacturing and advanced coating systems like Zinc-Nickel and Geomet
- Traceability & Data: Ability to manage and interpret complex fastening data, including torque/angle signatures and lot traceability

Tags: Chassis