AST SpaceMobile

Radio Frequency (RF) Engineer

Lanham, Maryland, United States

Full Time

9 months ago

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Job description

AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight.

Summary:

The Radio Frequency (RF) Engineer is responsible for all aspects of the RF System on the satellite.

Duties and Responsibilities:

Will be the subject matter expert on RF communication systems, subsystems and components, particularly the RF transceivers and filters.
Responsible for design and analysis of the satellite RF systems, including the Q/V band gateway link system and lower frequency user link system.
Management of major suppliers for the RF systems.
Development of RF system test plan.
Works with testing team for test result reviews, non-conformance investigation, and resolution.

Minimum Qualifications:

Minimum 5 years of hands-on experience in RF systems with undergraduate college degree OR 3 years experience with an advanced degree in RF communications/electrical engineering fields or other related fields OR 10 years experience in RF systems without degree.
Demonstrated ability to work in a multidisciplinary team with other engineers.
RF component and/or system level design experience with PCB.
RF equipment with strong hands-on experience – VNA, Noise figure, P1dB Measurement.
Flexibility/adaptability in a fast-paced & dynamic environment.
Excellent English written and verbal communication skills.
US Citizen or Permanent Resident Card Holder.

Preferred Qualifications:

RF architecture trade-off
Link budget analysis and cascaded line up analysis
RF block diagram proposal
Frequency planning
System level of understanding like phase noise, linearity to EVM/SNR/NPR
Experience with satellite payload design/analysis and/or wireless communications
Supplier management skills

AST SpaceMobile is an Equal Opportunity, at will Employer; employment is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.