Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. PROPULSION ENGINEER - TEST As our Propulsion Engineer - Test, you will oversee propulsion component and system level test plan definition, test equipment design & build, and testing itself. A primary goal for this position is to increase the level of automation used in propulsion testing. You will work cross-functionally to ensure stakeholder and industry requirements are met while also considering cost and schedule implications of testing. ROLE * Design, build, test, and qualify tests and test equipment for Astranis propulsion systems * All this with a focus on automation of tests and test equipment * Perform component and system level design, analysis, and trade studies for test equipment * Develop and execute component and system level test plans * Work closely with other teams to complete tasks * Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team. REQUIREMENTS * Bachelor of Science degree in a technical discipline (e.g. engineering, physics) * 3+ years of industry experience with propulsion system testing * Including being familiar with industry and Range Safety standards and requirements * A passion for testing, including working in a fast-paced environment and doing hands-on design/development * Demonstrated ability to personally design, build, and test hardware from scratch * Must be onsite 5 days a week BONUS * Demonstrated experience in designing, testing, and operating spacecraft propulsion systems * Specific experience with low thrust monopropellant and green monopropellant systems * Experience with propulsion system process development including manifold manufacturing and welding * Experience with Python (Numpy, Scipy), C++, and Git * Familiarity with reading and writing technical standards * Familiarity with propellant material compatibility * Familiarity with weld and weld inspection standards and best practices What we offer:    All our positions offer a compensation package that includes equity and robust benefits.   Base pay is just one component of Astranis’s total rewards package. Your compensation also includes a significant equity package via incentive stock options, high-quality company-subsidized healthcare, disability and life insurance, 401(k) retirement planning, flexible PTO, and free on-site catered meals. Astranis pay ranges are informed and defined through professional-grade salary surveys and compensation data sources. The actual base salary offered to a successful candidate will additionally be influenced by a variety of factors including experience, credentials & certifications, educational attainment, skill level requirements, and the level and scope of the position. Base Salary $125,000—$170,000 USD U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required (To comply with U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States, or other protected individual as defined by 8 U.S.C. 1324b(a)(3))   Our mission and our products are meant to connect the world and everyone in it, regardless of gender, race, creed, or any other distinction. We believe in a diverse and inclusive workplace, and we encourage all people to join our team and bring their unique perspective to help make us stronger.