Test Engineering Intern

Job description

Test Engineering Intern - Summer 2026 As a Test Engineering Intern on Lunar's Automatic Test Equipment (ATE) team, you'll work hands-on alongside mechanical, electrical, firmware, and manufacturing engineers to design, build, integrate, and deploy the test fixtures that validate our next-generation home energy products. Along the way, you'll build real working knowledge well beyond mechanical, picking up how circuits, firmware, and full hardware systems come together in shipping a product. This is a great role for a rising senior or recent graduate who is passionate about clean energy technology, thrives on cross-functional collaboration, and does their best work in a fast-paced, dynamic environment. Lunar Energy was founded to transition homes to 100% clean energy—making our electricity greener, our air cleaner and our energy more safe, secure and reliable for all. We’re a fast-growing, global company building the world’s best clean energy products to electrify all homes and connect communities to form clean, resilient virtual power plants. On a given day at Lunar, you'll likely… - Design mechanical test fixtures in 3D CAD: the equipment that validates the hardware going into real...