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 $1.2 billion from some of the world’s best investors, including Andreessen Horowitz, Baillie Gifford, Blackrock, Fidelity, Franklin Templeton, and Snowpoint, and employs a team of 500 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. Senior Electrical Engineer - SDR Hardware Design As a software defined radio Hardware Engineer at Astranis you will be responsible for the design, qualification, and test of our custom software defined radios. We're looking for professionals who are confident in designing state of the art high speed hardware. If you think of signals in volts, bits, and dB's, this is the role for you! You will work closely with the RTL, Comms, and RF design teams to help design the best possible radio systems for our payload and TTC systems. Role • Work with state of the art FPGAs • Design and test high speed digital SERDES interface • Characterize and optimize wide bandwidth data converter performance • Identify devices that satisfy performance requirements • Design and layout highspeed digital PCBs • Test and validate full radio signal chain • Work cross-functionally to Integrate systems into different spacecrafts Requirements • 5-10+ years of experience • B.S. or M.S. in electrical or computer engineering, or equivalent technical degree • Experience with digital communications theory and measurement • Comfortable working with full RF signal chain • Experience with RF test equipment(VNA, Spectrum analyzer, Signal generator) • A passion for hardware development, including working in a fast-paced environment and hands-on design and development • Demonstrated ability to personally design, build, and test hardware from scratch • Experience with Altium or similar EDA tools • Experience with PCB design • Strong analog/mixed-signal circuit design skills Bonus • Experience using state of the art wideband programmable data converters • Experience designing high speed clock trees • Experience designing systems for high reliability (Aerospace/defense or automotive) • Familiarity with radio nonidealities (HD, IMD, IQ imbalance, gain ripple, group delay distortion) • Experience with Python for measurement automation and data analysis 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 $175,000—$240,000 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 products are built for everyone, regardless of gender, race, creed, or background. We believe in a diverse and inclusive workplace, and we invite all people to join our team and bring their unique perspectives to make us stronger. Astranis SMS Terms of Service • Recruiting Updates: By opting in, you agree to receive SMS updates, interview coordination, and recruiting communications from Astranis Space Technologies Corp. • Opt-Out: You can cancel this service at any time by replying STOP. We will send one final text confirming your unsubscription. • Opt-In Again: To resume receiving messages, reply START or YES. • Support & Rates: For assistance, reply HELP or contact us at coordinators@astranis.com. Message and data rates may apply. Message frequency varies; carriers are not liable for delayed or undelivered messages. • Privacy: For details on how we protect your data, view our Privacy Policy.