Battery Systems Engineer

EPG; United States; Presencial; USD 140.000 - 190.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Company stock option program (equity)

Health coverage for you and family

401(k) match

Descripción de la vacante

EPG is seeking a Battery Systems Engineer in Everett, WA to own the design of an 800V stationary battery pack and energy-storage system from architecture through first production.

The role requires a BS in Electrical, Mechanical, or Chemical Engineering and 5+ years of battery pack or BMS design experience, with high-voltage Li-ion pack expertise and a focus on safety testing. Onsite in the Pacific Northwest with US Persons only (no sponsorship).

Formación

• BS in Electrical, Mechanical, or Chemical Engineering.

Responsabilidades

• Own 800V stationary battery pack and ESS design: pack architecture and cell configuration.
• Set cycle-life, calendar-life, and thermal targets for continuous high-uptime duty.
• Own pack-level safety architecture and abuse tolerance.
• Define BMS requirements and interfaces to the converter and rack controls.
• Drive pack-level validation and testing.

Conocimientos

Battery design

BMS integration

High-voltage systems

Safety testing

Educación

BS in Electrical/Mechanical/Chemical Engineering

Descripción del empleo

EPG is currently seeking a Battery Systems Engineer for one of our partners that is an established high-voltage battery and power-electronics company bringing technology proven in demanding, high-reliability applications to a new backup-power product for AI data centers. In this position, you will own the design of a new 800V stationary battery pack and energy-storage system from architecture through first production.

Responsibilities

• Own 800V stationary battery pack and ESS design: pack architecture and cell configuration.
• Set cycle-life, calendar-life, and thermal targets for continuous high-uptime duty.
• Own pack-level safety architecture and abuse tolerance.
• Define BMS requirements and interfaces to the converter and rack controls.
• Drive pack-level validation and testing.

Required Qualifications

• BS in Electrical, Mechanical, or Chemical Engineering.
• 5+ years of battery pack or BMS design.
• High-voltage (400V+) Li-ion pack design, including module architecture and BMS integration.
• Battery safety and abuse testing.
• This role is onsite in the Pacific Northwest. Must be able to work in the United States without sponsorship (US Persons only, export-control requirement).

Preferred Qualifications

• Stationary ESS experience with UL 9540 / UL 9540A.
• Concept-to-first-production experience.
• NMC / Si or other high-energy-density chemistries.

Compensation and Benefits

• Annual performance bonus: eligible for an annual performance-based bonus (typically around 7 to 8% at this level), awarded on performance after you join.
• Equity: a company stock option program is planned, with leadership committed to rolling it out by the end of the year.
• Health coverage: approximately 100% company-paid medical, dental, and vision for you and your family.
• Retirement: roughly 9% 401(k) match.
• Location advantage: based in Everett, WA, with no Washington state income tax.
• The opportunity: join a well-funded, roughly 100-person company moving like a startup, building a clean-sheet 800V product from concept to production, where your work ships rather than sits on a shelf.