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Systems Engineer, Electrical

Harbinger Motors

Job Location:

Garden Grove, CA - USA

Monthly Salary: $ 140000 - 160000

Posted: 21 August 2026 (12 hours ago)

Application Deadline: 18 November 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.

Job Overview

The Systems Engineering team is seeking an experienced Electrical Systems Engineer to define develop and verify high-voltage and low-voltage system-level requirements for our EV platform. This role is responsible for defining requirements for HV components LV networks charging system integration energy/thermal management trade-offs and ensuring safety and regulatory compliance across the electrical domain.

What you will do:

Develop and document HV and LV system architectures technical specifications and electrical power budgets in Harbingers requirement management system Flow Engineering.
Write comprehensive requirements fault-management strategies and test plans for HV and LV subsystems.
Partner closely with Powertrain Battery Harness Functional Safety and Software teams to ensure electrical systems meet overall vehicle targets thermal limits and regulatory standards.
Define vehicle operational power modes and manage LV power consumption targets across all vehicle states.
Define logic and safety mechanisms for AC/DC fast charging protocols vehicle state transitions during charging and charging interface standards

Who you are:

Possess a Bachelors degree or other relevant educational credential
5 years of experience in systems engineering in the automotive field or similar with a strong emphasis on Battery Electric Vehicle (BEV) architectures and HV/LV systems.
Broad understanding of total BEV systems including energy management battery systems (BMS) electric drives vehicle state machines thermal loops and charging systems.
Knowledge of industry standards and best practices related to requirements and testing of automotive systems.
Experience with software and vehicle communication protocols and requirements diagnostic tools and software-hardware integration.
Experience with hands-on vehicle and system testing and ISO 26262 Functional Safety.
Experience with IEC 61508 or MIL-STD-882E a plus.
Strong problem-solving skills with the ability to effectively communicate and collaborate within a dynamic team environment

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 - $160000 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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