Mechanical Engineering Intern Summer 2026

About Rocket Lab

Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more – all with the goal of opening access space. The rockets and satellites we build, and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.

Job Summary

As a Mechanical Engineering Intern based at Rocket Lab’s site in Long Beach, California, you will have the opportunity to support the Space Systems Division in shaping Rocket Lab’s future with Photon, our brand of high-performance satellites, enabling innovative missions in low Earth orbit and beyond including missions for NASA to LEO, the Moon, and Mars and commercial customers.

Key Responsibilities

• Work closely with your mentor and other employees within the department to apply your knowledge and grow your skills both technically and professionally.
• Work with a fast-paced group of professionals to apply engineering and industry concepts to solve real challenges.
• Attend frequent 1:1’s with mentors and supervisors to facilitate success and learning while providing progress updates.
• Enjoy tech talks and network with other interns and employees through social and professional events.

Requirements

• Must be enrolled in a bachelor’s, master’s or doctorate degree program in an engineering, physics or math discipline and have at least one semester of school remaining post internship.
• GPA of 3.0 or above.
• 3+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable).

Preferred Qualifications

• GPA of 3.5 or above.
• 6+ months of experience.