Senior Wireless Systems Engineer


Location: Harwell, Oxfordshire

Responsible to: Head of Domain – Communication Systems Engineering

Responsible for: Line Management of a small professional team

Working Hours: 37.5h a week

Contract: Fixed Term, 3 month probation and 1 month notice.

Holiday: 28 days per annum, plus statutory holidays

Equal Opportunities: The Satellite Applications Catapult strives to be an equal opportunities employer and commitment to this process will be expected.

About Us

The Satellite Applications Catapult is an independent technology and innovation company whose purpose is to promote, develop and facilitate the commercialisation and advancement of the satellite applications industry. The company is a not for profit Research Organisation, with a commercial trading subsidiary. The organisation embraces an open and innovative culture, encouraging an ethos of knowledge exchange and sector engagement, and has quickly become a world class centre of facilities and expertise.

We’re one of ten “Catapults” launched by Innovate UK (formerly the Technology Strategy Board). The aim for each of them is to become a world-leading innovation centre in its own specialist area.

Our Mission

To innovate for a better world, empowered by satellites”

Our Visions

‘’To be a world-leading technology and innovation company, helping businesses of all sizes to realise the potential from space. By embracing a pioneering, agile, collaborative and entrepreneurial spirit, we create valued partnerships to deliver game-changing results.”

Our Culture

The Catapult fosters an open and collaborative culture that stimulates and develops staff and encourages collaboration and innovation. Our employee value proposition is strong. We have worked hard to create an environment which is dynamic, exciting, challenging, rewarding, flexible and, most importantly, fun

The Role

The Communications Systems Engineering (CSE) domain falls under the Head of Domains. The CSE domain covers both communications and system engineering as technical expertise. Through its work, the domain provides expert contribution to activities across the catapult, on internal projects, external engagements, collaborative funded projects within the UK and internationally. It is also responsible for developing, prototyping and demonstrating a variety of satellite communications associated applications.

The Senior Wireless Systems Engineer will be responsible for analysing and developing solutions to address end user, operator or an industrial technological challenge. The role will require you to explore emerging technologies & standards or adapt current technologies to address an industry, market or technological challenge. The role requires a strong technical understanding of satellite systems and their associated equipment & protocols, as well as a keen interest in current & future technology which should be reflected in your approach to solutions.

The candidate must demonstrate excellent technical knowledge of satellite or terrestrial system engineering, and must be capable of quickly interpreting and understanding new and emerging technologies.

The job holder will work within and help develop a strong innovation culture for the business, based on the principles of open collaboration with all partners and stakeholders. The jobholder must take responsibility of any engineering related activities involving the Catapult’s satellite & mobile communications assets, in coordination with external partners, stakeholders and customers.

The Senior Wireless Systems Engineer is a key member of the Communications Systems Engineering team, requiring a strong knowledge of modern digital architectures for satellite and cellular networks, spanning from baseband to RF. They will be able to perform advanced analysis and modelling with the aid of computer simulations. The role will involve:

  • Working with System Design Authority(s) to define and design end-end system architecture for wireless communications systems.
  • Solution definition, design, creation and demonstration or deployment of technical solutions.
  • Engage in integration, prototyping and technical development activities.
  • Input to the department technology strategy for the exploitation of current and future satellite / Terrestrial communications devices or networks.
  • Support strategic relationships across the supply chain with technology providers.
  • Collaborate across the Catapult to identify ways in which solutions can leverage innovation in terrestrial and satellite technologies.
  • Management of the system engineering processes, including user requirements capture, formulation of technical requirements and specifications, system modelling and simulation, generation of test requirements and test specifications and procedures.
  • Ensuring Systems Engineering activities are undertaken and delivered with appropriate levels of quality and assurance.
  • Preparing and delivering technical design documentation for customer design reviews.
  • Driving test and validation processes, including ensuring compliance with regulations and standards, undertaking certification and preparing products and services to operational status.
  • Collaborating and working with subject matter experts in adjacent engineering disciplines.
  • Any other duties dependent on the needs of the business which may occasionally require the attendance of events off site and oversea travel.

About You

Required Skills and Experience

  • Very strong technical knowledge on communication architectures and protocols, including IP networking, terrestrial communications (3G/LTE) and/or satellite communications.
  • Strong knowledge & practical experience in solution design, implementation and integration (hardware and software).
  • Strong knowledge of System Engineering Processes.
  • Knowledge of communication hardware, protocol and systems development.
  • Knowledge of software development.
  • Ability to build representative models for simulation of system performance.
  • Experience with embedded systems, signal processing, and software engineering techniques.
  • In-depth understanding of digital wireless communication system architectures and protocols.
  • Strong background in Network Engineering (IP, TCP/UDP, Routing, Switching).
  • In-depth understanding of Security protocols and architectures.
  • Ability to perform technical analysis and produce technical reports.
  • Motivated, driven, fast learner, multi-disciplinary, able to work across domains.

Any of the following skills or experience would be beneficial:

  • Knowledge of next generation communications and network architecture technologies (e.g. SDR, SDN/NFV)
  • Domain knowledge in one of the following (robotics, UAV, telematics)

Desired experience

  • At least 3 years experience in communications system engineering role.


If you are up for the challenge and thrive in a fast-paced and creative environment, send your CV along with a covering letter to

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