
Equipment Maintenance Engineer
Harbinger Motors · Garden Grove, CA
- Level
- Engineer
- Team
- Reliability
- Degree
- Required
- Experience asked
- 5+ years
- Certification
- Green Belt preferred
- Industry
- Automotive
- Posted
- Today
The role in 30 seconds
An engineer-level reliability role at Harbinger Motors (automotive) in Garden Grove, CA. 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.
- They ask for
- 5+ years · degree required · Green Belt preferred
- Tools it names
- Six Sigma, Green Belt, 5S, OEE, Root cause, ISO 9001
Read from the posting. The full description is below.
From the plant jobs report · week of October 26, 2026
Reliability Engineer roles in California: typical posted base $115k–$175k.
Median of the low and high ends of 68 live postings that list pay, out of 151 reliability engineer openings in California, read from manufacturers' own careers sites.
California plant jobs report →Pay by team and state →What moves pay →
How this role compares
Against 150 other live reliability postings in California.
- Base pay
- Not listed in this posting
- Experience asked
- Typical (5+ years)
Typical $115k–$169k, from 67 postings that list pay.
Similar roles usually ask 5+ years.
Skills these teams ask for most
- ✓ Root cause 72%
- New product launch 44%
- FMEA 39%
- ✓ Automation 32%
- Validation (IQ/OQ/PQ) 25%
- SPC 21%
✓ = this posting asks for it too. % = share of similar postings that mention it.
Stands out: this posting asks for Green Belt, 5S, OEE, ISO 9001, which few similar roles mention. If you have it, lead with it.
At a glance
Pulled from the posting text. If it's not listed here, the posting didn't say.
How to get in at this plant
Five moves over a week or two. The first one takes ten minutes.
- 1
Pick 2–3 people on the Reliability team at Harbinger Motors
We found 3 people at this company and state: 2 in this kind of role, 1 leaders. Engineers who joined in the last year or two reply the most. See them ↓
- 2
Send a short, curious note
One real question about their work. No favors yet. Each person gets a different note, written for this role.
Write to John → (free) - 3
Turn a reply into a short call
Questions worth asking about this team:
- What does a normal week look like on your team?
- The posting mentions a Green Belt. Does the company sponsor certification?
- How did you land the job? What stood out in your interviews?
- 4
Apply with someone vouching for you
If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.
- 5
Bring proof to the interview
One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.
This plant: Harbinger Motors in Garden Grove
28 other open roles at this site · 3 people we found in reliability roles at Harbinger Motors.
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- Controls Engineer, Power Electronics · Controls
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- Quality Engineer, Electrical · Quality
- Supplier Quality Engineer, Cabin · Quality
Full description from Harbinger MotorsAs posted on their careers site.ShowHide
Education
- ✓Bachelor’s degree in Mechatronics, Robotics, Electrical Engineering, Mechanical Engineering, Industrial Engineering, or a related field.
Experience
- ✓2–5 years of experience in the maintenance of automated manufacturing equipment.
- ✓Hands-on experience with automated assembly equipment, robotics, End-of-Line (EOL) testing, and servo-driven systems.
Additional Experience
- ✓Hands-on experience with robotics (Fanuc, ABB, or KUKA).
- ✓Prior experience in automotive, electric vehicle (EV), electronics, or other high-automation environments.
Show full description ↓Show less ↑
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
Harbinger Motors is expanding, and we are looking for an Equipment Maintenance Engineer to support our advanced EV manufacturing lines (Battery, General Assembly, EDU, Stator/Hairpin). This role ensures high equipment reliability, uptime, and performance across highly automated production systems. You will collaborate with Production, Process Engineering, Quality, and external suppliers to diagnose failures, implement improvements, and drive preventive and predictive maintenance strategies.
Equipment Reliability & Maintenance
- •Perform advanced troubleshooting and resolve electrical, mechanical, pneumatic, hydraulic, and automation-related failures.
- •Maximize uptime for critical equipment and meet key maintenance KPIs (MTBF, MTTR, OEE).
- •Develop, execute, and continuously improve preventive and predictive maintenance plans (e.g., vibration analysis, thermography, and failure analysis).
- •Conduct root-cause analyses (RCA, 5 Whys, Ishikawa) and implement robust corrective and preventive actions.
Automation & Controls
- •Troubleshoot and program PLCs at a basic to intermediate level (Siemens/Allen-Bradley).
- •Manage industrial communication networks, including Ethernet/IP, Profinet, CAN, and Modbus.
- •Configure drives, servo motors, sensors, HMIs, and industrial safety systems.
- •Interpret and update electrical schematics, P&IDs, and pneumatic diagrams.
Mechanical & Industrial Systems
- •Maintain and optimize mechanical systems, including transmissions, actuators, bearings, alignments, torque specifications, vacuum systems, pumps, and chillers.
- •Diagnose mechanical failures related to vibration, temperature, noise, or abnormal behavior.
- •Replace, adjust, and evaluate wear and tear on critical machine components.
Projects & Continuous Improvement
- •Lead improvement projects focused on efficiency, automation upgrades, safety, and downtime reduction.
- •Collaborate with integrators, OEMs, and suppliers for troubleshooting and system upgrades.
- •Document equipment modifications in accordance with quality standards (ISO 9001 and IATF 16949 preferred).
- •Support engineering change processes (ECR/ECN).
Safety & Compliance
- •Ensure compliance with OSHA, NFPA 70E, ISO standards, and machine-safety regulations (EN/ISO 12100, 13849).
- •Participate in risk assessments, Lockout/Tagout (LOTO) procedures, safety audits, and 5S/6S activities.
- •Implement engineering controls to proactively reduce operational risks.
Production Support
- •Provide direct, hands-on support during critical equipment failures and production ramp-ups.
- •Train and mentor maintenance technicians on advanced troubleshooting and repair methodologies.
- •Ensure equipment consistently meets cycle time, quality, and performance requirements.
Technical Skills
- •PLCs: Siemens TIA Portal, Allen-Bradley Studio 5000.
- •Industrial Electrical Systems: 480VAC, 24VDC controls, and interpreting electrical schematics.
- •Sensors: Inductive, optical, laser, pressure, temperature, and vision systems.
- •Mechanical Systems: Pneumatics, hydraulics, alignments, torque, fittings, and tolerances.
- •Software: Proficiency with CMMS software (MaintainX preferred).
- •Documentation: Ability to read and interpret technical manuals fluently in English.
Soft Skills
- •Strong sense of urgency and ownership over equipment performance.
- •Excellent problem-solving and analytical skills.
- •Effective communication skills for working seamlessly with cross-functional teams.
- •Ability to work effectively under pressure in time-critical manufacturing situations.
- •Proactive mindset with a strong continuous-improvement mentality.
- •Flexibility to work extended hours as production demands require.
Certifications
- •Siemens or Rockwell Automation (basic to intermediate)
- •OSHA 10 or OSHA 30
- •Six Sigma (Yellow or Green Belt)
- •Predictive Maintenance (vibration analysis, thermography)
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 — $180,000 USD
Harbinger is committed to ensuring that our hiring process is accessible for persons with disabilities. I
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