HV Systems Integration Engineer

$120k - $150k

Full-time

Harbinger Motors

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 High voltage (HV) systems integration engineer, you are responsible for owning the layer between individual power hardware components (such as inverters, rectifiers, converters, and battery packs) and complete, functional energy systems such as MW scale generators, auxiliary power sources, electric trucks and battery chargers. This is a high-level ownership role on a growing team that spans multiple business verticals.
Key Responsibilities
System commissioning: Responsible for end-to-end system bring up and commissioning in test sites or field pilot sites. Scope includes MW scale generators, battery based auxiliary power systems, inverters and other high power systems.
Architecture development: Develop clean slate architecture for interfacing high voltage systems with field serviceable equipment, integrate protection equipment and meet stringent UL and automotive standards.
Interface & Communication Coordination: Link High voltage components with Supervisory Control and Data Acquisition (SCADA), and vehicle/grid networks using protocols like CAN, Modbus TCP, I2C, optical links or SPI.
Test Automation & Scripting: Write Python or C/C++ scripts to automate bring-up procedure, sequence high-power runs, and log real-time performance data.
Failure & Root-Cause Analysis: Diagnose and troubleshoot problems on the field and feed data back to firmware and hardware design teams.
Cross-Functional Collaboration: Work directly with electrical hardware, systems, firmware, mechanical, and thermal engineers to make sure systems meet safety standards (IEEE, NERC, UL) and performance goals.
Bring-up and integration manual: Develop technical manuals that can be used by customers and internal teams for quick bring-up and testing
Required Skills & Experience
7+ years of experience in Electrical systems integration and commissioning.
Advanced level understanding of Electrical Engineering concepts and the ability to think on your feet to propose solutions.
Ability to work with minimum requirements to develop solutions quickly and iterate.
Excellent problem-solving skills, ability to bring an ownership mindset to problems.
BS/MS/PhD in Electrical Engineering, Applied Physics or related field.
Proficiency in MATLAB, CATIA, Capital
Ability to travel for 50% of the time both within the US and internationally for troubleshooting and commissioning.
Preferred Qualifications
Experience working with generator and battery based high power systems (MW)
Experience with large scale data-center deployments
Proven track record of fast-paced commissioning and troubleshooting at customer sites.
Prior experience working for a start-up.
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
$120,000—$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 View email address on ev.careers.
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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Vacancy posted 3 days ago

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