Systems Engineer, Electrical

Harbinger Motors Inc.; Garden Grove (CA); On-site; USD 140,000 - 160,000; Full time

Benefits offered by this job

Stock options

401k/HSA/FSA

Annual vacation bonus

Wellness benefits

Cell phone stipend

Complimentary meals

Job summary

Harbinger Motors Inc. is seeking an experienced Electrical Systems Engineer to define, develop, and verify high-voltage and low-voltage system requirements for our EV platform. You will document architectures, ensure safety and regulatory compliance, and support charging system integration.

Collaborate with Powertrain, Battery, Harness, Functional Safety, and Software teams to meet vehicle targets and energy management goals. A BEV-focused background and ISO 26262 familiarity are preferred.

Qualifications

• Bachelor's degree or equivalent
• 5+ years in automotive systems engineering with BEV focus
• Experience with BEV energy management and BMS
• Familiar with ISO 26262 and IEC 61508 or MIL-STD-882E a plus
• Strong communication and cross-functional collaboration

Responsibilities

• Develop HV and LV system architectures, technical specifications, and power budgets in Flow Engineering
• Write requirements, fault-management strategies, and test plans for HV and LV subsystems
• Collaborate with Powertrain, Battery, Harness, Functional Safety, and Software teams to meet targets
• Define vehicle operational power modes and manage LV power consumption across states
• Define charging protocols, charging transitions, and interface standards

Skills

BEV architectures

HV/LV systems

Requirements engineering

Regulatory compliance

Power electronics

Team collaboration

Education

Bachelor's degree

Tools

Flow Engineering

Job description

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.

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 Harbinger’s 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 Bachelor's 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 an plus.
• Strong problem‑solving skills with the ability to effectively communicate and collaborate within a dynamic team environment
• Early‑stage Stock Options
• Robust Retirement Savings (401k, HSA, FSA)
• Annual Vacation Bonus
• Wellness & Fertility Benefits
• Cell Phone Stipend
• Complimentary Meals & Stocked Kitchens

$140,000 - $160,000 USD

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.

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