Mechanical Engineer • Lead

Who you are

You have a strong background in mechanical engineering with a focus on design and analysis — your experience includes working on complex systems and understanding the entire lifecycle from design to production. You thrive in collaborative environments where you can contribute to innovative projects and solve challenging problems. Your technical skills include proficiency in AutoCAD and SolidWorks, which you have used extensively to create detailed designs and simulations. You are comfortable working with cross-functional teams, ensuring that your designs meet both performance and manufacturability requirements. You have a passion for aerospace engineering and are excited about the opportunity to contribute to the development of cutting-edge rocket technology. You understand the importance of rigorous testing and validation processes, and you are committed to delivering high-quality results.

Desirable

Experience with propulsion systems or aerospace applications is a plus, as is familiarity with manufacturing processes and materials used in the aerospace industry. You may also have experience leading projects or mentoring junior engineers, which would be beneficial in this role.

What you'll do

In this role, you will lead the design and analysis of engine systems for the Terran R rocket — your responsibilities will include developing detailed design specifications, conducting simulations, and collaborating with manufacturing teams to ensure successful production. You will be involved in the entire lifecycle of engine components, from initial concept through to qualification and flight. You will work closely with propulsion engineers to optimize engine performance and manufacturability, ensuring that all designs meet the necessary safety and performance standards. You will also participate in design reviews and provide technical guidance to other team members, fostering a culture of innovation and excellence within the team. Your contributions will directly impact the success of the Terran R program and the future of space exploration.

What we offer

Relativity offers a competitive salary range of $146,000—$187,000 USD, along with opportunities for professional growth and development. You will be part of a dynamic team that values creativity and technical rigor, and you will have the chance to make a meaningful impact on the future of aerospace technology. We encourage you to apply even if your experience doesn't match every requirement — your unique perspective and skills could be exactly what we need to drive our mission forward.