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Senior Software Engineer - Backend

Astranis

Astranis

Software Engineering
San Francisco, CA, USA
USD 150k-200k / year + Equity
Posted on Aug 29, 2025

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.

Senior Software Engineer - Backend

As a Software Engineer on the Platform team, you'll design and build services that autonomously control satellites, monitor telemetry for anomalies, and provide real-time situational awareness to keep our fleet safe and online. You'll also be building the core components and services that power the rest of our software organization, enabling every team to move faster and more reliably.

You will be shaping the foundation of software that has to work flawlessly – because our satellites depend on it.

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

Role

  • Design and build high-performance, reliable, mission-critical software that is used to send commands to space
  • Take full ownership of features, working across backend and infrastructure
  • Collaborate with multidisciplinary teams to define software requirements, architectures, and designs
  • Continuously assess the evolving tech landscape and advocate for innovations that will improve our system
  • Mentor teammates, share knowledge, and help raise the technical bar

Requirements

  • 6+ years of professional experience as a software engineer
  • Bachelor’s degree in Computer Science or related technical field
  • Strong proficiency in Python
  • Experience with distributed systems and microservice architectures
  • Experience and understanding of databases (Postgres, etc)
  • Experience and understanding of pub/sub and streaming systems (RabbitMQ, Flink, etc)
  • Track record of delivering high-impact features and improvements in a collaborative environment

Bonus

  • Experience with Kubernetes
  • Experience introducing metrics and monitoring to increase system stability
  • Proficiency in C++, Go, Rust
  • Experience building fleet management systems
What we offer:
All our positions offer a compensation package that includes equity and robust benefits.
Base pay is a single component of Astranis's total rewards package, which may also include equity in the form of incentive stock options, 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
$150,000$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.