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Powertrain Test Technician

Harbinger Motors
California
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

As a Powertrain Technician at Harbinger, you will play a critical role in the physical testing and validation of our cutting-edge electric powertrains. Joining the Powertrain Test team, you will be primarily responsible for the setup, instrumentation, operation, and teardown of test articles, including electric motors, inverters, and electric drive units. Your hands-on expertise will directly impact the reliability and performance of our medium-duty commercial EVs, helping to bridge the gap between engineering design and real-world execution.

Key Responsibilities

  • Execute mechanical and electrical setup of powertrain components on dynamometers and test rigs for performance and durability testing.
  • Assemble and disassemble a variety of Powertrain systems, subsystems, and components for testing including electric motors and drive units.
  • Instrument test hardware with various sensors, including thermocouples, pressure transducers, accelerometers, and flow meters.
  • Fabricate custom test fixtures, cooling loops, and specialized high-voltage and low-voltage wiring harnesses.
  • Troubleshoot and resolve complex mechanical and electrical issues in real-time to maintain testing uptime.
  • Maintain a clean, organized, and strictly compliant high-voltage safe working environment in the testing lab.
  • Collaborate closely with test and design engineers to document test anomalies, teardown findings, and hardware iterations.

Required Skills & Experience

  • 3+ years of hands-on experience in automotive, aerospace, or heavy-duty powertrain testing and assembly.
  • Proficiency in using standard shop tools, torque wrenches, multi-meters, oscilloscopes, and basic fabrication equipment.
  • Strong understanding of mechanical systems and high-voltage electrical safety protocols (up to 800V+).
  • Excellent troubleshooting, communication, and organizational skills, with a high attention to detail in technical documentation.
  • High School Diploma or equivalent practical experience; technical school certificate or Associate's degree in a related technical field is highly valued.

Preferred Qualifications

  • Experience working with dynamometer test cells and data acquisition systems, including test rig operation and troubleshooting.
  • Proven ability of building custom wiring harnesses, instrumenting stators with thermocouples, and fabricating custom mounting hardware.
  • Familiarity with Jira software for project management and issue tracking.
  • Advanced degree or certification, such as ASE certifications, High-Voltage Safety Training, or Machining/Welding certifications.

Pay Rate: $30 - 40/hr

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 [email protected].

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.
Posted 2026-08-09

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