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CesiumAstro creates out-of-the-box communication systems for space and airborne platforms.
The Role
Design and deliver antenna and phased-array solutions from concept through analysis, optimization, fabrication, testing, qualification, and in-orbit support. Perform full-wave simulations, analytical performance calculations, manufacturability optimization, lab measurements, and produce engineering documentation and design review materials for internal and customer audiences.
Summary Generated by Built In
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 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.
CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.
Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.
Skills Required
- U.S. citizen, lawful permanent resident, conditional resident, asylee, refugee, or eligible for required Department of State authorizations
- Bachelor of Science in Electrical Engineering or Physics
- Minimum of 2 years of relevant experience
- Prior internship or research experience in antenna design, analysis, optimization, fabrication, and test
- Familiarity with 3D electromagnetic simulation tools such as CST or HFSS
- Hands-on experience with lab instruments (vector network analyzers, spectrum analyzers, signal generators, oscilloscopes)
- Excellent written and verbal communication skills
- Familiarity with electronics schematic and layout tools such as Altium
- Aerospace electronics design, development, and qualification experience
- Advanced coursework in communication systems or electromagnetics
- EMI/EMC design and mitigation techniques
CesiumAstro Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CesiumAstro and has not been reviewed or approved by CesiumAstro.
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Healthcare Strength — Health coverage includes medical, dental, vision, life and disability insurance, plus FSAs and mental health benefits. Feedback suggests the health package is comprehensive for a growth-stage aerospace firm.
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Retirement Support — Offerings include a 401(k) with company matching and other retirement-plan elements. Feedback suggests core retirement mechanisms are in place alongside standard financial benefits.
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Leave & Time Off Breadth — Generous PTO, paid holidays, paid sick days, and bereavement leave are included. Feedback suggests time-off options are broad on paper across multiple leave types.
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The Company
What We Do
We build high-throughput, plug-and-play phased array communication payloads for space and airborne platforms. CesiumAstro’s full-stack, multi-mission hardware and software products enable a diverse range of commercial and defense objectives. Full-system engineering design is at the heart of every CesiumAstro product. We deliver high-performance solutions under rapid development timelines.
Why Work With Us
At CesiumAstro, we’re a team. We’re passionate, respectful, and determined colleagues ready to help at a moment’s notice. We’re mentors excited to enable our peers with the knowledge they need to succeed. Together, we’re visionaries committing to building memories that will last a lifetime.
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