Senior Antenna Test Engineer I jobs in United States
info-icon
This job has closed.
company-logo

CesiumAstro · 2 weeks ago

Senior Antenna Test Engineer I

positionAustin, TX, US
timeFull-time
remoteOnsite
seniorityMid, Senior Level
date4+ years exp

CesiumAstro is a company that develops innovative communication systems for satellites and airborne platforms. They are seeking a Senior Antenna Test Engineer I to work with RF and systems engineers on antenna measurement campaigns, focusing on various performance metrics using advanced chamber setups.

AerospaceDronesSatellite CommunicationSpace Travel
check
Growth OpportunitiesbadNo H1BnoteU.S. Citizen Onlynote

Responsibilities

Plan, setup, and execute antenna and RF measurement campaigns in anechoic chambers, including Near-Field and far-field radiation patterns, gain, efficiency, and polarization characterization
Perform VNA calibration and measurement, spectrum analysis, and signal generation
Align, position, and configure devices under test (DUTs), reference antennas, and positioners to maximize measurement fidelity
Develop, refine, and document test procedures, setups, and data and test analysis scripts
Collaborate with design and systems teams to troubleshoot anomalies and product development
Manage and maintain chamber instrumentation, cables, and ancillary RF equipment
Develop custom test code, to enhance test performance and reduce test time

Qualification

RF testingAnechoic chamber measurementsVector Network Analyzers (VNA)Signal generationPythonC#Communication skillsAttention to detail

Required

Bachelor of Science (BS) or higher in Electrical Engineering, Physics, or a related field
4+ years of experience in RF testing, with significant hands-on experience in anechoic chamber antenna measurements
Proficient with Vector Network Analyzers (VNA), spectrum analyzers, signal generators, and associated RF instrumentation
Demonstrated ability to perform pattern measurements, gain and efficiency extraction, and polarization characterization
Strong understanding of RF fundamentals: matching, S-parameters, near field and far-field measurements, and chamber effects
Experience with automated test procedures and data processing (Python and C#)
Excellent written and verbal communication skills, with attention to detail in documentation and reporting

Preferred

Experience with phased array testing, antenna and phased array troubleshooting, and OTA testing
Antenna design experience
Familiarity with NSI control software and positioner automation
Prior aerospace or satellite RF test experience

Benefits

Company stock options
Health
Dental
Vision
HSA
FSA
Life
Disability
Retirement plans

Company

CesiumAstro

twittertwittertwitter
company-logo
CesiumAstro provides out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space or airborne platforms.
dateFounded in 2017
location
Austin, Texas, USA
people-size201-500 employees
web-link
https://www.cesiumastro.com

Funding

Current Stage
Growth Stage
Total Funding
$385.24M
Key Investors
Export-Import Bank of the United StatesTrousdale VenturesAirbus Ventures
2026-01-15Debt Financing· $200M
2024-06-18Series B· $65M
2024-02-13Series Unknown· $30M

Recent News

Satellite Today
Airbus Plans Space Radio Access Network Demonstrator With Tech Partners
2026-01-17
Bizjournals.com Feed (2025-11-12 15:43:17)
CesiumAstro to officially move HQ to Bee Cave, create 500 jobs and invest $500M
2026-01-16
Business Wire
CesiumAstro Lands Record $200M Government Financing and Expands Texas Operations to Power National Security
2026-01-16
Company data provided by crunchbase