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Senior RF Test Engineer

Join CesiumAstro as a Senior RF Test Engineer to develop critical test systems for aerospace communication systems.

Location
Austin, TX, United States
Compensation
Not disclosed
Level
senior
Type
full time

Posted by employer 2 days ago

First seen on Joblaze 1 day ago

Last verified on the company career page 1 day ago

Apply at CesiumAstro → Save job Scanned from cesiumastro.com

What you'll build

  • design engineering test plans
  • implement test plans and procedures
  • log and present results
  • manage lab and equipment
  • guide equipment purchase decisions

Must have

  • strong combination of hardware and software knowledge
  • proficiencies in RF measurements
  • experience with test equipment (VSAs, VSGs, VNAs)
  • ability to architect RF test systems
  • excellent written and verbal communication skills

Nice to have

  • experience with phased array testing

Practical constraints

  • must be a U.S. citizen or authorized to work in the U.S.

Requirements

Visa
No sponsorship (stated in posting)

Not disclosed in this posting: compensation, years of experience, work arrangement.

Joblaze summary

In the role of Senior RF Test Engineer at CesiumAstro, the individual will design and implement engineering test plans while collaborating with cross-functional teams to meet hardware testing needs. Proficiency in RF measurements and test equipment, along with experience in phased array testing, is essential for success in this position. This role is suited for senior-level engineers who can architect RF test systems and effectively communicate results to stakeholders. The position emphasizes hands-on work in a startup environment focused on aerospace communication systems.

Joblaze insights

  • Listed yesterday — first seen on Joblaze September 25, 2026. Last confirmed on CesiumAstro's careers page September 25, 2026.
  • This exact title is also open at 1 other location at CesiumAstro: Austin, TX, United States.
  • RF appears in 2.2% of 2275 comparable senior other roles in United States; Test Equipment appears in 0.2% of 2275 comparable senior other roles in United States.

Quick facts

What's the tech stack?
Joblaze extracted these technologies from the posting: Automation, RF, Test Equipment.
What seniority level is this role?
CesiumAstro targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Senior RF Test Engineer role at CesiumAstro.

From the original posting

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. We are looking to add a Senior RF Test Engineer to our team. If you enjoy working in a startup environment and are passionate about developing critical test systems for leading-edge satellite, spacecraft, and aerospace communication systems, we would like to hear from you.   In this position, you are responsible for the design, analysis, and implementation of engineering test plans and procedures. The ideal candidate possesses a strong combination of hardware and software knowledge with proficiencies in RF measurements, test equipment (VSAs, VSGs, VNAs, etc.), test architectures, and automation. The successful candidate will work closely with multi-disciplinary teams to address company-wide hardware test needs. Experience with phased array testing is preferred.   Core day-to-day responsibilities include collaborating with design and test engineering teams to develop test requirements, mapping requirements to reusable test architectures and procedures, implementing test plans and procedures, and logging and presenting results to key stakeholders. Additional responsibilities include lab and equipment management and guiding key equipment purchase decisions.   Senior-level test engineers are distinguished by an ability to architect RF test systems, to draw insightful conclusions from test results, and to participate in “design for test” planning and review from the early stages of RF product development. Test engineers are core members of the Cesium technical team.   The successful candidate will present engineering design review materials to our customers and executive team, as well as participate in proposal-writing efforts. As such, excellent written and verbal communication skills are required.

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