Mechanical Engineer II, Neutron Avionics
Listed on 2026-08-06
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Engineering
Mechanical Engineer, Aerospace / Aviation / Avionics, Systems Engineer, Electronics Engineer
Mechanical Engineer II, Neutron Avionics
Long Beach, CA
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 to 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.
NEUTRON
Rocket Lab’s Neutron team is responsible for bringing our new large rocket Neutron and its launch and test sites to life. From designing and testing Neutron’s structures and components, to firing up its new Archimedes engines, to setting up Neutron’s launch pads and test sites across the United States, joining the Neutron team is your opportunity to help launch a new large rocket for the very first time.
MECHANCIAL ENGINEER II - NEUTRON AVIONICS
Based out of Rocket Lab's headquarters in Long Beach, CA, theMechanical
Engineer II,Neutron Avionics,is responsible forthedevelopment and implementation of mechanical designs and packaging solutionsforthe electronics that power Neutron. From cradle to grave, you willcreatethe mechanical components thatenablethe avionics across the vehicle, includingonthe Archimedes engine, GNC sensing and computing, and the explosive flight safety system, to reliablyoperatein extremelaunch vehicleenvironments across many re-flights.
Working with fellow avionics designers, you will develop innovative solutions to integrate theavionics,optimizingforcost, mass, and production rate.
Youwill be part of a small, agile, and effective US-based avionics teamthatworkshands‑onswith the physical flight hardware on the production floorand at the launch site.
The ideal candidate will be experienced in mechanical and structural design,electronics packaging,and environmental survivability.
You willcollaboratewith a range ofcross‑functional teams, including local propulsion and fluids systems,electrical design,vehicle integration, and testing sites–both local, national, and global– forthe upper‑level assemblies.
You will experience vehicle hardware transform fromprototype to production, through various test sites, and ending at the launch site with the full Neutron coming together.
WHAT YOU’LL GET TO DO:
- Development of mechanical components and electro‑mechanical systems. Includes mechanical design, prototyping, production, test and integration. Execute multiple design iterations in efficient manner, while leveraging technical experience to clear short‑term issues and long‑term roadblocks. Own the hardware delivery timeline through inception, design, assembly, and test.
- Support and execute hardware testing, including system‑level performance validation, Archimedes hotfires, integrated vehicle stack tests, and explosive/destructive qualification.
- Analysis of electro‑mechanical and structural assemblies via classical and computer methods. Assess and optimize for downstream performance of physical events being driven and usage across the lifetime of the rocket.
- Contribute to the future, reusable vehicle architectures. Optimize the designs, implementation, and operation to achieve hands‑off reusability between flights.
- Travel to vendors and test sites around the United States, approximately 10%. Sporadic travel to New Zealand sites.
YOU’LL BRING THESE
QUALIFICATIONS:
- Bachelor’s degree in Mechanical Engineering, Aerospace Engineering or equivalent.
- 2+ years of professional experience with mechanical or electro‑mechanical design and analysis.
THESE…
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