RF Test Engineer I
AST SpaceMobile
· Dallas, Texas, United States
· Nov 10, 2026
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. Position Overview We are seeking an entry-level RF Test Engineer to join our Hardware Test team. This role will support the design, execution, and automation of RF test procedures for products and systems. The engineer will work closely with senior RF engineers, hardware designers, suppliers, and production teams to help ensure products meet performance and compliance specifications.
Responsibilities:
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Set up and execute RF tests, including S-parameters, gain, noise figure, power output, spectral purity, harmonics, and intermodulation, using bench equipment such as vector network analyzers (VNAs), spectrum analyzers, signal generators, and power meters.
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Assist with developing and maintaining automated test scripts using Python, LabVIEW, or similar tools for RF characterization and production testing.
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Record, analyze, and document test data, and identify and report anomalies or failures.
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Support the debugging of RF hardware issues in partnership with design engineers.
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Build and maintain test fixtures and laboratory test setups.
Requirements:
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Maintain calibration schedules for RF test equipment.
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Prepare clear test reports and procedure documentation.
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Collaborate with cross-functional teams, including RF design, firmware, production, and quality.
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Bachelor's degree in Electrical Engineering, RF/Microwave Engineering, or a related field, or equivalent practical experience.
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Foundational understanding of RF and microwave theory, including S-parameters, impedance matching, transmission lines, and modulation.
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Familiarity with RF test equipment, including VNAs, spectrum analyzers, and signal generators.
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Basic scripting or programming ability, with Python preferred for test automation.
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Willingness to learn and work in a hands-on laboratory environment.
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Ability and willingness to work 100% on-site and relocate to Dallas or Midland, Texas, or Arlington, Virginia, within one month of accepting the position.
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Internship, coursework, or project experience involving RF circuits, antennas, or wireless systems.
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Exposure to LabVIEW, MATLAB, or instrument control using SCPI or GPIB.
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Familiarity with wireless standards such as Wi-Fi, Bluetooth, cellular, or GPS.
Apply Now
- Company
- AST SpaceMobile
- Location
-
Dallas, Texas, United States
More jobs in Dallas - Job Type
- Full-time
- Category
- RF / Microwave
- Posted
- Nov 10, 2026
- Source
- Original posting ↗