Soma Capital Portfolio Jobs

Senior Guidance, Navigation, and Control Engineer



San Francisco, CA, USA
Posted on Wednesday, August 16, 2023
Astranis is connecting the four billion people in the world who do not currently have access to the internet. We are building the next generation of smaller, lower-cost spacecraft to bring the world online.
We are well-funded by some of the best investors in the business and have raised over $400 million to date. We have a world-class team that is passionate about building amazing technology. And we have a fun and collaborative work environment where you will learn a lot and make a huge impact no matter where you are in your career.
Our team is growing fast. Apply now!

Senior Guidance, Navigation, and Control Engineer

As a Senior Guidance, Navigation, and Control Engineer for Astranis, you will lead efforts to design, implement, and test algorithms to control the position and orientation of our satellites.  Additionally, you will work across both software and hardware systems while overseeing the simulation and analysis of algorithms to validate and verify their effectiveness and robustness.

This role will contribute to both commercial and our US government programs

This role requires prior experience with a launched spacecraft.


  • Work within the Guidance, Navigation, and Control team to design, build, test, and operate satellite software and hardware
  • Software development including simulation framework, environmental models, and flight algorithms
  • System design including make/buy trades, component selection, system sizing, and pointing budgets
  • Hardware development including managing internal component build, external vendors, and subassembly bring-up and testing
  • Validation and verification through software simulation, Monte Carlo analysis, and hardware in the loop testing
  • Integration and test support
  • Concept of operations development, mission planning, and flight operation support
  • Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team.


  • Bachelor of Science degree in a technical discipline (e.g. engineering, CS, physics) with a focus on control systems, orbital mechanics, or similar
  • 8+ years industry experience working with Guidance, Navigation, and Control systems on spacecraft
  • Demonstrated experience in developing, implementing, and testing control systems
  • Demonstrated experience modeling flexible body dynamics and mitigating their effects through system design and control systems
  • Familiarity with processing sensor data and with sensor fusion techniques (e.g. extended Kalman filters)
  • Demonstrated experience in coding and developing 6-DOF simulations or flight software
  • A passion for hardware development, including working in a fast-paced environment and doing hands-on design/development
  • Demonstrated ability to personally design, build, and test hardware and/or software from scratch


  • Experience with low thrust trajectories
  • Experience with geostationary spacecraft operations
  • Experience with spacecraft propulsion
  • Experience with hardware in the loop simulation
  • Experience implementing algorithms for embedded systems
  • Experience with Python (Numpy, Scipy), C++, and Git
All our positions offer a compensation package that includes equity, robust benefits, and bonuses.

What we offer:
Base pay is a single component of Astranis's total rewards package, which may also include equity in the form of incentive stock options, performance bonuses, high quality company-subsidized healthcare, disability and life insurance benefits, flexible PTO, 401(K) retirement, 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
$155,000$200,000 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.
All employees of Astranis are required to be vaccinated by the start of their employment. Mandatory vaccinations support our commitment to making our workplace and public facilities as safe and welcoming as possible. Reasonable accommodations will be made for individuals who are not able to get the vaccine due to qualifying medical or religious reasons.