# Test Engineer Intern, ESS (Summer 2027) at Peak Energy

- Company: Peak Energy
- What the company does: Peak Energy designs and deploys grid-scale sodium-ion energy storage systems for reliable, lower-cost energy infrastructure. Backed by Eclipse Ventures.
- Company website: https://peakenergy.com
- Type: Startups
- Level: Internship
- Location: Burlingame, California
- Work setup: On-site
- Posted: 2026-10-22
- Apply by: 2026-12-06
- Apply: https://peakenergy.com/get-in-touch/careers/jobs?job_id=5272578007&gh_jid=5272578007&utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/peak-energy-test-engineer-intern-ess-summer-2027/

## About the role

We are looking for a Test Engineer Intern to support our testing and functional verification efforts for our energy storage systems, from battery to power electronics. This role will work closely with design and simulation teams to understand needs, develop procedures, set up and run tests, and report on findings that directly inform the design direction of our products. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Experience with battery systems, energy storage, or power electronics testing
- Familiarity with automated test systems or rapid prototyping workflows
- Background in reliability, abuse, or environmental stress testing

Tags: ESS Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/peak-energy-test-engineer-intern-ess-summer-2027/