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Senior RF Engineer

Join CesiumAstro as a Senior RF Engineer to develop cutting-edge RF hardware for aerospace systems in a dynamic startup environment.

Location
Melbourne, FL, United States
Compensation
Not disclosed
Level
senior
Type
full time

Posted by employer 3 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 RF circuits and systems
  • Conduct board-level schematic design
  • Perform PCB layout of RF circuits
  • Support in-orbit operations
  • Present engineering design review materials

Must have

  • Experience in board-level RF electronics design
  • Proficient in schematic design and PCB layout
  • Knowledge of link budgets and modulation schemes

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 Engineer at CesiumAstro, the individual will engage in the design and development of RF circuits and systems, overseeing projects from concept to in-orbit support. Key skills include proficiency in board-level schematic design, PCB layout, and a solid understanding of communication concepts like link budgets and modulation schemes. This position is well-suited for experienced engineers who thrive in a startup environment and have a background in aerospace systems. The team emphasizes collaboration and offers a hands-on approach to innovative RF hardware development.

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 5 other locations at CesiumAstro: Westminster, CO, El Segundo, CA, Munich, Germany, Westminster, CO, Austin, TX.
  • RF appears in 2.2% of 2274 comparable senior other roles in United States; UAV appears in 0.3% of 2274 comparable senior other roles in United States.

Quick facts

What's the tech stack?
Joblaze extracted these technologies from the posting: Aerospace, PCB, RF, UAV, satellites.
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 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 Engineer II to our team. The ideal candidate has experience in board-level RF electronics design. If you enjoy working in a startup environment and are passionate about developing leading-edge RF hardware for satellites, spacecraft, and aerospace systems, we would like to hear from you.   In this position, you will be responsible for RF circuits and systems through all phases of the development process. The ideal candidate will be proficient in board-level schematic design and PCB layout of RF circuits, and system-level communications concepts such as link budgets and modulation schemes. The work will include many aspects of phased array communication systems, including RF front-ends, frequency converters and synthesizers, filters, beamformers, power dividers, and phased array antennas.   As a Cesium hardware team member, you will be responsible for RF hardware designs from initial concept through requirements definition, part selection, detailed design, analysis, manufacturing, testing, qualification, and in-orbit support of Cesium's products. Hardware design tasks will include block diagrams, detailed schematics, PCB layout and routing, simulations, and test design.   The successful candidate will also 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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