Energy Storage Systems Test & Integration Intern

Peak Energy; San Francisco (CA); On-site; USD 41,000 - 55,000; Full time

Job summary

Peak Energy, based in San Francisco, is seeking a Systems Integration and Test Engineering Intern to support integration testing of energy storage systems across BMS, inverters, and power electronics. You will help build benchtop and HIL test capabilities and validate systems ahead of production.

You will work closely with firmware, design, and simulation teams, gaining exposure to the full test lifecycle—from procedure development to execution and reporting.

Qualifications

• Pursuing a 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.
• Proficiency in Python or similar.
• Comfortable working hands-on with hardware and lab equipment.

Responsibilities

• Support functional testing of BMS, inverters, and other systems across Peak Energy's energy storage product.
• Help design, set up, and run benchtop and HIL test setups for validation of the BMS.
• Develop and execute test scripts to support test automation efforts.
• Assist in developing test plans and procedures across electrical and mechanical systems.
• Interface with design, simulation, and manufacturing engineering partners to inform design decisions.
• Help analyze test data and document findings for engineering teams.
• Support troubleshooting and diagnosis of issues identified during testing.
• Participate in a culture of rapid prototyping and testing.

Skills

Electrical Engineering

Microcontrollers

Python scripting

Electromechanical testing

Analytical skills

Hands-on hardware

Renewable energy passion

U.S. work eligibility

Education

Bachelors or Masters in Electrical Engineering, Computer Engineering, or related field

Job description

Peak Energy, based in San Francisco, is seeking a Systems Integration and Test Engineering Intern to support integration testing of energy storage systems across BMS, inverters, and power electronics. You will help build benchtop and HIL test capabilities and validate systems ahead of production.

You will work closely with firmware, design, and simulation teams, gaining exposure to the full test lifecycle—from procedure development to execution and reporting.