Skip to content

RF & Payloads

Senior DSP/FPGA Engineer I

CesiumAstro logoCesiumAstro~$147k–$266k/yrtypicalMilton Keynes, United KingdomFull-timePosted 11mo ago

About the role

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 a Senior DSP/FPGA Engineer I to join our team. If you are great at what you do and are passionate about developing leading-edge communication solutions for satellites, spacecraft, and aerospace systems, then we would like to hear from you. The successful candidate will have experience in complex Digital Signal Processing (DSP) for communications systems, targeting high-speed efficient digital implementation in FPGA.

JOB DUTIES AND RESPONSIBILITIES

  • The research and design of fast and efficient hardware realisable DSP algorithms to implement functions such as filters, equalisers, timing/carrier recovery loops, multi-rate structures & FFT processing engines.
  • The development of models to provide real life stimulus for testing the developed algorithms, including phase and Gaussian noise, non-linear RF effects, Doppler, multipath and other such channel impairments.
  • The development of both floating- and fixed-point models in MATLAB or Python, where the fixed-point model can be directly used to accurately verify the functionality of the VHDL hardware realisation.
  • Efficient and robust realisation and testing of the developed algorithms using VHDL.
  • The successful candidate will be versatile and proactive, a clear communicator and team player with good inter-personal and social skills. They will be capable of generating accurate and concise documentation and design notes and be able to disseminate critical information and interact with the design team.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • Bachelor of Science (BSc) from an accredited university or institution. It is envisaged that the successful candidate will have more than 4 years postgraduate experience.
  • A strong background in Communications Theory, with an excellent theoretical knowledge of advanced concepts in DSP and digital communication systems, and a baseline understanding of wireless modem operation.
  • Strong algorithmic modelling skills using either MATLAB or Python.
  • Ability to partition design problems and to define block-level hardware architectures. An excellent knowledge of VHDL is essential.
  • Competence with MS Office tools to present technical information and generate concise reports.
  • Solid track record of on-time and high-quality project delivery.

PREFERRED EXPERIENCE

  • Higher degree in Electronics/Communications Engineering from an accredited university or institution.
  • Knowledge of the real-time implementation of complex DSP in parallel processor architectures
  • Good understanding of well-known Wireless Communications standards, in particular the DVB-S2(X) and CCSDS standards.
  • Understanding of digital and analogue hardware design with some hands-on laboratory experience of bringing-up and validating designs, utilising various lab equipment.

BENEFITS

  • On-site based in Milton Keynes (UK).
  • Great benefits including competitive employer pension contributions, company provided income protection and life insurance cover, employee assistance program, access to free mortgage advice and generous vacation and sick leave.
  • Subsidized on site Cafe
  • Free car parking
  • Tremendous scope for personal growth and professional development in a high growth company.
  • Highly talented, passionate, international team that is changing the space industry.
  • Modern working environment.
  • CesiumAstro is an equal opportunity employer.

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.

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.

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.

Copied from the listing CesiumAstro published, verified 30 Oct 2026.

The application

Your details and CV, then 4 questions.

Have readyCVLinkedIn (optional)
  1. 1.
    By submitting your application, you hereby certify that the facts set forth in the above employment application are true and complete to the best of your knowledge. I certify that the information on this application is accurate and completePick any: Yes, I have read the Applicant Authorization and Certification and I acknowledge and agree with the terms stated above.
  2. 2.
    I have applied for employment with CesiumAstro Inc. (the “Company”), including any subsidiary entities. In consideration of the Company's accepting and evaluating my application for employment, I hereby agree that I will comply with and bePick any: I agree with the above obligations related to protection of Proprietary Information.
  3. 3.
    By submitting your application you hereby certify that the facts set forth in the above employment application are true and complete to the best of your knowledge. I certify that the information on this application is accurate and completePick any: Yes, I have read the Applicant Authorization and Certification and I acknowledge and agree with the terms stated above.
  4. 4.
    I have applied for employment with CesiumAstro, Inc. (the “Company”). In consideration of the Company's accepting and evaluating my application for employment, I hereby agree that I will comply with and be legally bound by the following terPick any: I agree with the above obligations related to protection of Proprietary Information.

Taken from the application form CesiumAstro runs, verified 30 Oct 2026.

How to apply to CesiumAstro: the questions its forms ask across its open roles.

About CesiumAstro

Software-defined radios, phased-array payloads and satcom terminals for space and defense.

Similar open roles

Experienced in RF, Communications & Payloads?

Space employers come to us looking for a particular skill, location or credential. Leave your details one time, at no cost, and we put you forward when a role matches, never without your yes.

Create my profile

CesiumAstro openings, sent to your inbox

Each week we send what CesiumAstro posted since the last email, with comparable openings at other space companies. No cost, and you can stop it with one click.

Hiring for CesiumAstro? Feature this role to get a marked Featured slot above the lists and the lead place in the weekly job email for 30 days. Pricing:$99 for a single role, or $299 to cover every role you have open. To see who else is hiring your disciplines and at what pay, read the monthly space hiring brief.