Systems Integration and Test Engineer

Peak Energy

Job Title: Systems Integration and Test Engineer


Location: Burlingame, CA


Department: ESS Engineering


Reports To: Senior Manager, Test Engineering


Position Type: Full-time


About the Company:


Peak Energy is the first American venture to advance globally proven Sodium-Ion battery systems as the storage standard for the new era of renewable energy on a resilient grid.


Sodium-Ion is cheap, readily available and safe, making it the leading contender in a rapidly evolving market.


Our leadership team is powered by decades of expertise in scaling gigawatt-level innovation at world-class companies such as Tesla, Northvolt, SunPower, Fluence, and Enovix. We are backed by strategic investment and product partners such as TDK Ventures and Eclipse Ventures.


We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience.


About the Role - Systems Integration and Test Engineer


Peak Energy is looking for a System Integration and Test Engineer to join our Energy Storage Systems (ESS) team and own integration testing and functional verification efforts for our energy storage systems, from batteries to power electronics. This role will work closely with firmware, design, and simulation teams to understand needs, develop procedures, set up and run and ultimately report on appropriate tests. Through testing, you will play a key role in informing the design direction of the product. This person is a self-starter who is hungry for knowledge and holds themselves and others to high standards. We are open to all levels.

What You'll Do (Responsibilities):

• Own and conduct comprehensive testing of functional systems for BMS, inverters, and other systems across our energy storage product.

• Design, implement, and validate HIL and benchtop test systems for real-time simulation and validation of our BMS.

• Develop, execute, verify, and document test scripts, automation, and HIL systems.

• Create and maintain automated test scripts to enhance testing efficiency and accuracy.

• Develop test strategies, plans, and procedures across systems, from electrical to mechanical systems.

• Collaborate with engineering teams to ensure design integrity and improvements.

• Analyze complex test data, report findings, and drive system enhancements.

• Identify, diagnose, and resolve intricate technical issues during testing.

• Mentor junior engineers and contribute to team skill enhancement.

• Drive innovation in testing methodologies and practices.

• Interface tightly with design, simulation and manufacturing engineering partners to inform design decisions.

• Drive and participate in a culture of rapid prototyping and testing.

• A great team spirit and get-it-done attitude. No job is too big or too small.

What You'll Bring (Qualifications):

• Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or a closely related field.

• Experience interfacing with microcontrollers and writing scripts for functional testing.

• Ability to architect, procure, assemble, and operate electromechanical automated test setups.

• Proficiency in Python or similar

• Passion for renewable energy, sustainability, and driving positive environmental impact through technology innovation.

• Eligibility to work in the U.S.

Preferred Qualifications:

• High voltage battery and power electronics experience.

• In-depth knowledge of battery management systems (BMS) architecture and implementation

• Utility-scale energy storage systems experience.

• Experience developing hardware-in-the-loop (HIL) test systems

• 3+ years of experience in testing high voltage systems, preferably in power electronics or batteries.

Peak Energy is committed to building a diverse and inclusive workforce. We strongly encourage women, people of color, and individuals from underrepresented groups to apply. We value skills, potential, and perspective over specific credentials. If you're excited about this role but your experience doesn't look perfect on paper, we still want to hear from you.


Our Core Values

• Speed Through Focus - Move fast but understand why. Focus on the goal, don't sacrifice quality.

• Mission Over Self - It's about the greater good; confident humility. Take ownership and accountability.

• Face the Brutal Truth - Transparency, honesty, big picture curiosity. Fearless decision making.

• Be a Good Person - Kindness, collaboration and teamwork.

Compensation & Benefits


The salary range for this role is $140,000-$215,000, with actual pay varying based on work location, experience, and skills. Our competitive benefits package includes:

• Flexible time off

• Comprehensive medical, dental, and vision coverage

• Strong 401(k) plan

• Equity opportunities

• Many great work perks

Join us to thrive in a supportive environment while making a meaningful impact in the energy sector!


At Peak Energy Technologies Inc., we believe that a diverse and inclusive workplace makes us a more capable, innovative, and competitive company. We welcome people who represent diversity in their backgrounds, ethnicities, cultures, and experiences. Peak Energy Technologies Inc. is an equal opportunity employer, aiming to reach our company's full potential by cultivating an inclusive workforce. We do not discriminate on the basis of race, color, ancestry, religion, national origin, sexual orientation, citizenship, marital or family status, disability, gender identity or expression, veteran status, or any other legally protected status.