Senior RF Engineer II — Opportunihub
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Senior RF Engineer II

CesiumAstro · Cambridge, United Kingdom

At a glance

Type
Job
Organisation
CesiumAstro
Location
Cambridge, United Kingdom
Work mode
On-site
Deadline
Rolling / not stated
Posted
28 Jul 2026

About this job

<div>At&nbsp;<b>CesiumAstro</b>, 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.</div><div><br></div><div><span style="font-size: 16px;">We are looking to add a&nbsp;</span><strong style="font-size: 16px;">Senior RF Engineer II</strong><span style="font-size: 16px;">&nbsp;to our team. The ideal candidate has experience in&nbsp;board-level RF electronics design. If you enjoy working in a startup environment&nbsp;and are passionate about developing leading-edge RF hardware for satellites, spacecraft, and aerospace systems, we would like to hear from you.</span></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">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.</span></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">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.</span></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">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.</span></div><br><strong>JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS</strong><br> <li>A Bachelor of Science (BS) or Master of Science (MS) degree in Electrical Engineering (EE) from an accredited university or institution.</li> <li>6+ years of industry experience in design and analysis of RF electronics design, analysis, test, and troubleshooting.&nbsp;</li> <li>Experience with professional simulation tools such as CST and ADS, as well as EDA tools such Altium.</li> <li>Hands-on experience with lab instruments such as vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes.</li> <li>Excellent written and verbal communication skills.</li> <br><strong>PREFERRED EXPERIENCE</strong><br> <li>Experience with MATLAB or other programming languages.</li> <li>Experience in aerospace electronics design, development, and qualification.</li> <li>Knowledge of worst-case circuit analysis, failure method and criticality analyses, and reliability analysis.</li> <li>Experience with antenna design.</li> <li>Knowledge of EMI/EMC design and mitigation techniques.</li> <div>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.</div><div><br></div><div><span style="font-size: 14px">Please be aware that many roles will be subject to both security and export control restrictions. These restrictions mean that factors including new starter’s nationality, any previous or dual nationalities held, place of birth and country of residence may limit those roles that you can perform for the organisation.</span></div><div><br></div><div><i>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 not through our approved vendor list or Talent Acquisition will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.</i></div><p>Find more <a href="https://www.arbeitnow.co.uk/english-speaking-jobs">English Speaking Jobs in United Kingdom</a> on Arbeitnow</a>

How to apply

  1. 1 Read the full details above and confirm you meet the eligibility criteria.
  2. 2 Prepare your documents — an updated CV, and any cover letter, proposal or certificates required.
  3. 3 Click Apply on official site to complete your application on CesiumAstro’s official page.
  4. 4 Submit as early as possible — many close once filled.
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Review the full details and eligibility on this page, prepare your documents, then use the “Apply on official site” button to complete your application on CesiumAstro’s official page.

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