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Manufacturing Process Engineer, Battery

Harbinger Motors Inc.Garden Grove🇺🇸United States

Why this role stands out

Advance your career at the forefront of the electric vehicle revolution with Harbinger Motors, where you will drive meaningful innovation in battery manufacturing while enjoying the flexibility of a hybrid work environment. This role is perfect for a proactive engineer who thrives on solving complex technical challenges and collaborating across diverse teams to optimize production excellence. Apply today to play a pivotal role in shaping the future of sustainable commercial transportation.

Quick overview

Salary$100k/yr
SeniorityMid Senior
Work modeHybrid
LocationGarden Grove, United States
RecruitingBackground ChecksERPCapacity PlanningComplianceConfluenceContinuous ImprovementCorporate GovernanceData PrivacyLean ManufacturingRoot Cause AnalysisSix SigmaJiraData Analysis

Job description

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.

Job Overview

The Process Engineer Battery is responsible for supporting daily production operations while driving continuous improvement across safety, quality, delivery, and cost. This role serves as the primary engineering resource for resolving manufacturing issues, optimizing manufacturing processes, implementing engineering changes, and ensuring products are built to specification. The Process Engineer works closely with Operations, Quality, Supply Chain, Maintenance, and Product Engineering to improve production performance and manufacturing capability.

What You’ll Do:

  • Daily Operations and Escalation protocol: Resolve manufacturing, safety, quality, and production issues. Escalate critical production tasks and drive timely resolution minimizing impact to production.
  • Documentation: Develop and maintain standard work instructions, process flows, PFMEAs, and control plans.
  • Training: Train and coach technicians on updated manufacturing procedures.
  • Root Cause Analysis: Lead investigations (5 Why, Fishbone, DOE, Pareto) and implement corrective actions. Support containment and recovery activities related to quality, supplier and production issues.
  • Continuous Improvement: Drive throughput, cycle time, OEE, yield, and cost improvements via Lean/Six Sigma.
  • Engineering & Systems Support: Support engineering change orders (ECOs), new product introductions, part revisions, process changes and enhancements to MES and traceability systems.
  • Process Optimization: Manage line balancing, capacity planning, ergonomics, and workflow.

Who You Are:

  • Education: Bachelor's degree in Manufacturing, Mechanical, Industrial Engineering, or a related field.
  • Experience: 3+ years of experience with battery manufacturing processes (cell to module and module to pack integration); experience in high-volume battery, automotive, EV, aerospace, or industrial production preferred.
  • Safety Compliance: Knowledge and adherence to safety protocols for hazardous materials and toxic chemicals used in HV battery manufacturing.
  • Methodologies & Tools: Strong knowledge of Lean Manufacturing, Six Sigma, and RCCA.
  • Systems Knowledge: Experience with MES, ERP, quality systems and manufacturing data analysis (JIRA/Confluence).
  • Soft Skills: Strong communication and cross-functional leadership skills.
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
$100,000—$150,000 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 info@harbingermotors.com.
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.
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.

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