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CesiumAstro creates out-of-the-box communication systems for space and airborne platforms.
The Role
Designs and executes RF test plans for space and airborne products; operates RF lab equipment; develops reusable test architectures and automation; reviews and presents RF test data; participates in design-for-test, root cause analysis, and cross-functional lifecycle support.
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 RF Test Engineer II to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge hardware and software for satellites, spacecraft, and aerospace systems, we would like to hear from you.
In this position, you will be responsible for designing and executing test plans for our space and airborne products. These products are packaged electronic assemblies, ranging from component-level single-board computers and phased array antennas to payload-level integrated communication systems.
Our Test Engineering team consists of highly technical engineers with broad expertise. Our RF Test Engineers are experts in the engineering fundamentals of RF testing, as well as test design and execution.
The successful candidate will also present engineering design review materials to our customers and executive team and participate in proposal-writing efforts. As such, excellent written and verbal communication skills are required.
JOB DUTIES AND RESPONSIBILITIES
- Assist in the development and execution of test plans and procedures for RF systems.
- Collaborate with design and test engineering teams to develop test requirements, map requirements to reusable test architectures and procedures, implement test plans and procedures, and log and present results to key stakeholders.
- Operate and maintain RF test equipment, including spectrum analyzers, network analyzers, signal generators, and oscilloscopes.
- Participate in “design for test” planning and review from the early stages of RF product development.
- Review, interpret, and approve RF test data and results.
- Work closely with senior engineers and cross-functional teams to support the full product lifecycle.
- Contribute and participate in root cause analysis, anomaly investigations, and failure review boards, where necessary.
JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
- A Bachelor of Science or Masters Degree in Mechanical Engineering, Aerospace Engineering, or a related technical discipline from an accredited university.
- 2+ years of relevant industry or research experience covering several of the responsibilities listed.
- Hands-on experience with lab instruments such as digital oscilloscopes, spectrum analyzers, RF signal generators, and vector signal analyzers.
- Working knowledge of RF measurements, test equipment (VSAs, VSGs, VNAs, etc.), test architectures, and automation.
- Excellent written and spoken communication skills.
- Excellent organizational and time management skills.
PREFERRED EXPERIENCE
- Space industry experience.
- Familiarity or hands-on experience with phased array testing.
- Programming or scripting experience (Python, MATLAB, C/C++, etc.).
- Understanding of RF and mixed-signal hardware (e.g. amplifiers, filters, ADCs/DACs, antennas) and its effects on test design.
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 U.S. Department of State authorizations
- Bachelor's or Master's degree in Mechanical Engineering, Aerospace Engineering, or related technical discipline
- 2+ years of relevant industry or research experience
- Hands-on experience with lab instruments (digital oscilloscopes, spectrum analyzers, RF signal generators, vector signal analyzers)
- Working knowledge of RF measurements, test equipment (VSAs, VSGs, VNAs), test architectures, and automation
- Excellent written and spoken communication skills
- Excellent organizational and time management skills
- Space industry experience
- Familiarity or hands-on experience with phased array testing
- Programming or scripting experience (Python, MATLAB, C/C++)
- Understanding of RF and mixed-signal hardware (amplifiers, filters, ADCs/DACs, antennas)
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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