Full-Time
Radio Frequency Test Engineer
Posted on 9/30/2025
Astranis
501-1,000 employees
GEO satellites delivering bandwidth-as-a-service
Compensation Overview
$120k - $155k/yr
No H1B Sponsorship
San Francisco, CA, USA
In Person
US Citizenship Required
 Electrical Engineering (1) |
|---|
- A Bachelor of Science degree in Electrical Engineering, Computer Science (or equivalent background knowledge)
- One to six years of experience
- Experience with Python (or other high-level scripting languages)
- Experience taking measurements on RF and mixed signal devices with standard test equipment (network analyzers, spectrum analyzers, signal generators, etc)
- Develop test solutions for automated testing of RF and mixed signal hardware: frequency converters, RF amplifiers, oscillators, software defined radios, data converters, etc.
- Characterize and calibrate the performance of Astranis radio subsystems (gain, nonlinearity, phase noise, frequency drift over temperature, emissions compliance, EVM, BER, etc)
- Develop and manage test plans, coordinating with hardware engineers to ensure testing validates design requirements
- Develop and utilize Python libraries for interfacing with test instruments, units under test, and results processing
- Validate and qualify hardware designs for space environments, interpreting results and providing feedback to the hardware designers
- Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team.
- 2+ years of experience testing communications or RF systems
- Experience with test automation
- Strong grasp of digital communications concepts
- Experience with FPGAs or software defined radios (SDR)
- Experience designing PCBs using Altium or similar
- Familiarity with test and qualification of electronics for space
Astranis builds and operates small, low-cost satellites in geostationary orbit to provide bandwidth-as-a-service for global connectivity. Its satellites carry telecom payloads that deliver internet capacity to customers, including commercial entities and government agencies, via turnkey services that simplify procurement and reduce costs. Customers buy bandwidth and use Astranis’ satellite capacity to reach previously unserved regions, rather than building and managing their own satellites. The company differentiates itself by owning the design, manufacturing, and operation of its GEO satellites, enabling cost-efficient, turnkey connectivity solutions for markets that traditional providers overlook. The goal is to close the digital divide by bringing affordable internet access to billions of people worldwide and to build a large, sustainable market for satellite-based connectivity.
Company Size
501-1,000
Company Stage
Series E
Total Funding
$1.2B
Headquarters
San Francisco, California
Founded
2015
Simplify's Take
What believers are saying
- $450M funding expands MicroGEO production for 100 satellites by 2030.
- Chunghwa Telecom partners for Taiwan's first dedicated MicroGEO satellite.
- USSF and NASA contracts secure high-margin government revenue streams.
What critics are saying
- Block 3 satellites delay to 2025 erodes first-mover edge versus Starlink.
- Starlink Starshield achieves price parity by 2027, squeezing defense margins.
- $1B backlog relies on few customers; Thaicom loss triggers 20% revenue drop.
What makes Astranis unique
- MicroGEO satellites deliver 8.5 Gbit/s throughput, exceeding 7.5 Gbit/s specs.
- Vanguard enables air-gapped point-to-point comms via MicroGEO for defense.
- Omega satellites provide 50 Gbps at 600 kg mass from 2026 launches.
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Benefits
An equity stake in the company.
Comprehensive medical, dental, and vision insurance.
Unlimited vacation days.
Healthy, delicious, free lunch catered in every day.
Complementary OneMedical membership.
Great office chairs, stand-up desks, and a machine shop.
Reimbursement to spend on commuting from outside SF
Generous, fully-paid parental leave.
Growth & Insights and Company News
6 month growth
↑ 0%1 year growth
↓ -1%2 year growth
↑ 1%Chunghwa Telecom has entered a partnership with Astranis to create a geostationary satellite specifically designed for Taiwan.
Taipei, April 15 (CNA) Taiwan-based telecom service provider Chunghwa Telecom Co. recently signed a strategic agreement with Astranis Space Technologies Corp., an American satellite start-up, to develop the first dedicated compact geostationary orbit (MicroGEO) satellite for Taiwan.
Astranis, operator of a satellite internet company intended to bridge the digital divide, raised an additional $50 million of Series D venture funding from NTT Docomo Ventures, and other investors.
As part of this ambitious effort, Orbits first partnered with Astranis, the world's leading operator of dedicated communications satellites, to construct its latest satellite.
Astranis to develop resilient GPS satellites for USSF.