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Maintenance Controls Engineer

Harbinger Motors

Job Location:

Garden Grove, CA - USA

Yearly Salary: USD 140000 - 180000

Posted: 4 September 2026 (7 days ago)

Application Deadline: 2 December 2026

Vacancies: 1 Vacancy

Job Summary

About Harbinger

Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbingers 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 a Maintenance Control Engineer to support our advanced EV manufacturing lines (Battery GA EDU Stator/Hairpin). This role bridges automation controls SCADA and MES integration to ensure high equipment reliability data accuracy and maximum operational uptime. You will work hand-in-hand with Equipment Engineers Manufacturing Engineers (MEs) Production and external suppliers (both local and international) to resolve complex failures implement continuous improvement initiatives and execute seamless equipment transfers and upgrades.

What Youll Do:

Automation Controls & MES Integration

Troubleshoot program and maintain PLCs (Siemens TIA Portal Allen-Bradley Studio 5000) HMIs and safety controllers.
Develop configure and maintain Ignition SCADA screens tag structures alarm pipelines and system interfaces.
Support and troubleshoot data integration between machine controls and the Manufacturing Execution System (MES).
Diagnose and resolve issues on industrial networks (EtherNet/IP Profinet OPC-UA Modbus CAN).
Interpret modify and update electrical schematics control loop diagrams and P&IDs.

Vendor Support Projects & Equipment Transfers

Collaborate directly with local and European equipment vendors/OEMs to troubleshoot complex controls issues manage major repairs and coordinate field service interventions.
Maintain a flexible schedule to overlap with European time zones and support critical project calls factory acceptance testing (FAT/SAT) and remote support.
Work closely with Equipment Engineers and Manufacturing Engineers (MEs) on line installations equipment transfers commissioning and engineering changes (ECR/ECN).

Continuous Improvement & Maintenance Engineering

Lead continuous improvement projects aimed at cycle-time reduction automation optimization line balancing and overall downtime minimization.
Perform root-cause analysis (RCA 5 Whys 8D) on repeat control failures and implement robust corrective actions.
Establish and refine predictive and preventive maintenance protocols targeting machine availability (MTBF MTTR OEE).
Document all control updates and hardware modifications according to quality standards (ISO 9001 IATF 16949).

Safety & Operational Support

Provide direct technical support during line stoppages and production ramp-ups.
Train and mentor maintenance technicians on PLC diagnostics Ignition SCADA troubleshooting and safety system recovery.
Ensure all machine control modifications comply with OSHA NFPA 70E and machine safety standards (ISO 13849 EN/ISO 12100).

Who You Are:

Education:

Bachelors degree in Mechatronics Electrical Engineering Automation/Controls Engineering Computer Engineering or a related field.

Experience:

35 years of experience in controls automation or maintenance engineering within automated manufacturing.
Hands-on experience configuring and maintaining Ignition SCADA (Inductive Automation).
Direct experience integrating industrial machinery with MES platforms.
Proven history of working side-by-side with Manufacturing Engineers and Equipment Engineers on launch transfer or repair projects.

Technical Skills:

PLCs: Siemens TIA Portal (S7-1200/1500) and Allen-Bradley (ControlLogix CompactLogix).
Software & Data: Ignition SCADA MES architecture basic SQL queries and OPC-UA.
Hardware: 480VAC distribution 24VDC controls servo drives vision systems (Keyence Cognex) and sensors.
Ability to read technical manuals schematics and vendor documentation in English.

Work Flexibility & Soft Skills:

Flexibility to adapt work hours/shifts for communication and troubleshooting with European and local OEMs.
Strong cross-functional collaboration skills and a continuous-improvement mindset.
High analytical capability to perform fast structured troubleshooting under pressure.

Preferred Qualifications

Ignition Core or Gold Certification.
Siemens or Rockwell automation technical certifications.
Experience with industrial robotics (Fanuc ABB KUKA).
Background in EV assembly battery manufacturing or high-volume automotive environments.
Six Sigma Green Belt certification.

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

$140000 - $180000 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

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) Harbingers 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.

Required Experience:

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