Senior RF Design Engineer

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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 U.S. 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.

Senior RF Design Engineer As an RF Engineer you will be responsible for design, qualification, and procurement of active RF electronics (frequency converters, SSPAs, LNAs, PLLs, etc.) in the RF front end of satellite payloads. You will work closely with mechanical, payload systems, electrical, and software engineers to achieve overall system requirements in your designs.

Role Design, simulate, implement, and measure active and passive RF sub‑systems at microwave frequencies, including SSPAs, LNAs, power amplifiers, up / down converters, oscillators, filters, etc.

Be responsible for hardware designs from requirements definition through manufacturing, bring‑up, and qualification testing.

Integrate these systems into the spacecraft by working closely with the rest of the team.

Specify, procure, and integrate third‑party vendor hardware.

Assist in recruiting, interviewing, and hiring additional teammates to our rapidly‑growing team.

Requirements BS in electrical engineering, physics, applied physics, or equivalent.

Passion for hardware development, including working in a fast‑paced environment and hands‑on design and development.

6+ years of experience.

Deep knowledge of fundamental RF concepts, such as RF circuit analysis, amplifier design, noise, linearity, radio architectures, etc.

Hands‑on experience in designing, building, and testing RF hardware for microwave frequencies.

Proven completion of product from concept to production.

Experience with RF simulation tools (ADS, Cadence, HFSS, etc).

Experience with PCB design, layout and simulation (Altium or similar).

Bonus MS or PhD in electrical engineering, physics, applied physics, or equivalent.

Experience with system in package (SiP), multi‑chip modules (MCM), packaged RF hybrids, etc.

Experience developing communications satellite payloads.

Experience designing SSPAs or implementing SSPA‑based phased arrays.

Experience with designing high reliability electronics for harsh environments such as space or automotive.

Antennas and Electromagnetics propagation knowledge and background.

Experience with Software Defined Radios and associated skillset (mixed signal, high speed digital).

Familiarity with Python or other scripting languages used for automating test instruments.

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.

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)).

Diversity Statement 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.

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