Mechanical Development & Test Engineer II

ABOUT ROCKET LABRocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us.

SPACE SYSTEMS At Rocket Lab, we’re not just launching rockets — we're building the future of space. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more. Our Space Systems team has enabled more than 1,700 missions, ranging from interplanetary exploration, in-space manufacturing to national security and defense initiatives.

The team has built spacecraft, payloads, and components for missions to the Moon and Mars, working with partners including NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a single high-performance spacecraft, constellation, or the vertically integrated components that help them get to space — our world class Space Systems team is empowering some of the boldest and most ambitious space missions.

  MECHANICAL TEST ENGINEER II Based out of Rocket Lab’s global headquarters in Long Beach, CA, the Mechanical Development & Test Engineer II is responsible for leading and executing test campaigns for satellite components and systems. This includes designing and implementing test setups, troubleshooting issues, and ensuring compliance with test requirements. The role involves collaboration with cross-functional teams to develop and improve test processes.

WHAT YOU’LL GET TO DO:
Lead the execution of qualification and acceptance test campaigns for satellite components and systems.

Design and implement test setups, including mechanical fixtures, instrumentation, and data acquisition systems.

Analyze test data and generate detailed test reports.

Collaborate with design and systems engineers to define test requirements and ensure compliance.

Troubleshoot and resolve technical issues during testing.

Mentor and provide guidance to junior engineers and technicians.

Contribute to the development and improvement of test processes and infrastructure. QUALIFICATIONS YOU’LL BRING AS A MECHANICAL DEVELOPMENT & TEST ENGINEER II:
Bachelor’s degree in mechanical engineering, aerospace engineering, or a related field.
2+ years of experience in mechanical testing, aerospace, or a related field.

Proficiency in CAD software (e.g., NX, Solid Works, or similar).

Experience with environmental testing (thermal, vibration, shock).Strong analytical skills and experience with data analysis tools (e.g., Python, MATLAB).Proven ability to troubleshoot and solve complex technical problems. THESE QUALIFICATIONS WOULD BE NICE TO HAVE:
Master’s degree in mechanical engineering, aerospace engineering, or a related field.

Experience with test automation and scripting.

Familiarity with Confluence and JIRA.Experience leading small teams or projects. This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust, and fumes in production areas.

Anticipated annual equity grant value is designed around function, level, experience, and other factors; realized value depends on vesting and stock-price performance.

Join one of the world's fastest-growing space companies and own a piece of it. In addition to competitive base pay, you'll receive company stock as part of your total compensation package, giving you a direct stake in our success. As we expand to new launch sites, groundbreaking…