Intern, Power Electronics Engineering
HarbingerPay
Competitive
Shift
Standard
Type
Full Time
Posted Feb 5, 2026
REINDUSTRIALIZE
Forge power electronics that drive the future. At Harbinger in Garden Grove, CA, assemble circuit boards and test 6-axis components with precision to ensure load-bearing integrity and torque specs meet our stringent standards. Wire harnesses, fabricate modules, and inspect every detail on the shop floor to build cutting-edge electric vehicles. This is where innovation in medium-duty EVs gets built.
View original listingAbout This Role
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.
Internship at a Glance:
- Location: Immerse yourself in our innovative culture! This role requires a commitment of 4 days in-office per week at our facility in Garden Grove, CA as well as full-time hours (40 hours a week).
- Duration: 10-11 weeks (May 26 to August 7 OR June 22 to August 28)
- Relocation Support: A $1,000 relocation stipend is available for interns currently residing more than 50 miles from Garden Grove, CA.
- Compensation: Earn an hourly rate of $25-35 USD per hour.
Job Responsibilities:
- Sizing and design of power electronics components such as inverter, on-board battery chargers, DC-DC converter for commercial trucks.
- Hands-on testing, bring-up and validation of power converters / motor controllers.
- Mixed-signal PCB design based on IPC standards
- Worst case circuit analysis on critical areas of the overall system.
- Circuit simulation using LTspice and PLECS.
- Collaborate with mechanical designers to integrate electrical devices in product designs
- Write technical reports and present at design reviews
Required Skills:
- Thorough understanding of analog electronics circuits, digital electronic circuits, power supply design, magnetics design and control theory
- Prior coursework and experience with Power Electronics and high voltage systems.
- Working knowledge of High voltage systems in automotive.
- Experience in hands-on electrical fabrication and/or troubleshooting
- Experience in basic PCB layout
- Experience in setup and use of data acquisition systems
- Work authorized in the United States OR ability to obtain J-1/F-1 visa
- Currently registered in a Bachelor’s, Master’s or PhD program focused on Power electronics.
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.
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