CesiumAstro

Antenna Design Engineer II

CesiumAstro$90K — $120K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Electrical Engineering or Physics from an accredited institution.
  • At least 2 years of relevant experience in antenna design.
  • Previous internship or research experience in RF design and fabrication.
  • Proficient with 3D electromagnetic simulation tools like CST or HFSS.
  • Hands-on experience with RF lab instruments (e.g., network analyzers, spectrum analyzers).
  • Strong written and verbal communication skills.

Responsibilities

  • Design antennas from concept through to in-orbit support.
  • Select design topologies and define requirements for antenna systems.
  • Perform full wave simulations for antenna elements and arrays.
  • Conduct analytical calculations to assess antenna and phased array performance.
  • Optimize designs for performance and manufacturability.
  • Document detailed design processes and results.
  • Present design reviews to customers and internal teams.

Benefits

  • Company stock options.
  • Health, dental, and vision insurance.
  • Health Savings Account (HSA) and Flexible Spending Account (FSA).
  • Life and disability insurance.
  • Retirement plans.
Full Job Description
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.

We are looking to add an Antenna Design Engineer II to our team. 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 antenna designs from initial concept through requirements definition, topology selection, detailed design, analysis, optimization, manufacturing, testing, qualification, and in-orbit support of Cesium's products. The work will include many aspects of phased array communication systems, including RF front-ends, filters, beamformers, power dividers, and phased array antennas.

Daily tasks might include researching literature, full wave simulation of RF structures, antenna elements and antenna arrays. Additionally, you will perform analytical calculations of antenna and phased array performance, optimizing designs for performance and manufacturability, and provide detailed documentation of designs.

The successful candidate will also present engineering design review materials to our customers and internal teams. As such, excellent written and verbal communication skills are required.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • A Bachelor of Science (BS) degree or higher in Electrical Engineering or Physics from an accredited university or institution.
  • Minimum of 2 years of relevant experience.
  • Prior relevant internship or research experience in antenna design, analysis, optimization, fabrication, and test.
  • Familiarity with3D electromagnetic simulation tools such as CST or HFSS.
  • Hands-on experience with lab instruments such as vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes.
  • Excellent written and verbal communication skills.


PREFERRED EXPERIENCE

  • Familiarity with electronics schematic and layout tools such as Altium.
  • Aerospace electronics design, development, and qualification.
  • Advanced coursework in communication systems.
  • Advanced coursework in electromagnetics.
  • EMI/EMC design and mitigation techniques.


CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.

About CesiumAstro

CesiumAstro is a technology company that provides advanced communications systems for satellite and space-based applications. The company's systems use advanced software-defined radio technology to provide high-bandwidth, low-latency communications for a variety of applications, including remote sensing, earth observation, and satellite communications. CesiumAstro's systems are designed to be highly modular and scalable, allowing them to be easily integrated into a wide range of satellite and space-based platforms. The company was founded in 2017 and is based in Austin, Texas.
Learn more about CesiumAstro
Size
100 employees
Industry
Net Income
-$1 million
Founded
2017
5 Year Trend
+80%
Revenue
$5 million

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