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RF Engineer II

CesiumAstro

Job Location:

Melbourne, FL - USA

Monthly Salary: Not provided by the employer

Posted: 29 September 2026 (5 days ago)

Application Deadline: 27 December 2026

Vacancies: 1 Vacancy

Job Summary

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.

AtCesiumAstro 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 Engineer IIto our team. The ideal candidate has experience inboard-level RF electronics design. If you enjoy working in a startup environmentand 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 willassist with the design analysis development integration and testing of radio frequency (RF) systems supporting products and platforms. This role contributes to product development by performing RF analyses evaluating system performance and resolving routine RF engineering challenges to ensure products satisfy RF performance reliability quality and mission requirements.

Working cross-functionally with RF antenna electrical mechanical manufacturing quality and systems engineering teams this role supports RF engineering activities from concept development through product qualification.

JOB DUTIES AND RESPONSIBILITIES

Assist with the design and development of RF circuits transceivers receivers transmitters amplifiers filters and microwave components.
Perform RF analyses circuit simulations link budget calculations impedance matching frequency planning and performance evaluations.
Review engineering requirements RF specifications simulation results and technical documentation supporting RF design readiness.
Perform RF verification qualification validation and troubleshooting activities.
Analyze RF measurements simulation data laboratory results and engineering observations to identify trends and recommend solutions.
Support root cause investigations engineering changes corrective actions and RF performance improvements.
Collaborate with RF antenna electrical mechanical manufacturing quality and systems engineering teams supporting RF product development.
Develop engineering reports simulation documentation RF measurement reports and engineering change documentation.
Participate in design reviews engineering investigations product integration and qualification activities.
Review RF engineering methods simulation practices and development processes to identify opportunities for improvement.
Apply RF engineering methodologies industry standards company procedures and customer requirements throughout product development.
Contribute to continuous improvement initiatives that enhance RF performance engineering efficiency reliability and quality.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

A Bachelor of Science (BS) or Master of Science (MS) degree in Electrical Engineering (EE) from an accredited university or institution.
2 years of industry experience in design and analysis of RF electronics design analysis test and troubleshooting.
Experience with professional simulation tools such as CST and ADS as well as EDA tools such Altium.
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

Experience with MATLAB or other programming languages.
Experience in aerospace electronics design development and qualification.
Knowledge of worst-case circuit analysis failure method and criticality analyses and reliability analysis.
Experience with antenna design.
Knowledge of 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 candidates 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 torace 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.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

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