Communications and Signal Processing Design Engineer Ref. 915


This role is available full-time for 37 hours per week or part-time with a minimum coverage of 30 hours, Flexible or compressed working patterns available.

This role is based in the office.

Engineer (noun) to design and build.

An opportunity to develop your design engineering skills whilst building bespoke radio communications systems. Building upon your knowledge as a graduate, you will be involved in the complete product lifecycle whilst working as part of a friendly, supportive team of subject matter experts.

You’ll be applying your radio frequency communications and digital signal processing knowledge to unique problem sets that you won’t find anywhere else.

You’ll be joining a well-resourced team of multi-disciplined engineers who design and build advanced communication systems.  Every nut, bolt, circuit and line of code is designed by us.

You can be a part of the design, prototyping and testing of new products – you’ll work alongside experienced design engineers at every step. Your skills will grow through hands-on development work, alongside relevant training courses.

From day 1 you’ll build things that have a direct impact on UK national security.

More About You

To apply for this role, you will already have or be working towards:

•    An undergraduate or postgraduate degree in communications engineering, or equivalent.
•    Degree-level knowledge of RF, electronics or DSP design for communications systems.
•    Experience of using software modelling tools (MATLAB/Simulink, Python or similar).

To strengthen your application, it would be beneficial to demonstrate at least two from:

•    Knowledge of software defined radio and/or FPGA technology.
•    Experience of implementing DSP designs using hardware or embedded platforms.
•    An understanding of RF communications systems.
•    Integration of software or algorithms with embedded platforms.

Knowledge in all these areas is not essential.  Breadth of knowledge will be developed during your career at HMGCC.

Your Personal Skills

You will be the type of person who:

•    Enjoys applying creativity to develop technical solutions.
•    Enjoys and is motivated by learning.
•    Enjoys being part of a team, learning together and solving problems.
•    Can be focussed, diligently seeing a task through to the end.
•    Has an eye for detail.
•    Has a passion for practical engineering.

Putting your skills to use

Using your diverse range of skills within the Communications Systems Development Group, you will:

•    Contribute to system design and implementation, taking on increasing levels of complexity as your skills grow.
•    Increase your knowledge and skills through a mixture of formal training and hands-on practical experience.
•    Gain experience across the product development lifecycle.
•    Collaborate with other Engineering disciplines to build a product.
•    Devise and execute comprehensive test specifications for complex systems.
•    Become one of the very few, at the heart of national security engineering.

What we offer

•    25 days annual leave, rising to 30 after 5 years’ service.
•    8 bank holiday days off in addition to your annual leave.
•    2 ½ additional days leave (set dates through the year).
•    Paid overtime or time off in lieu. Your salary is for your contracted hours.  If you work more, we believe you should be rewarded for that.
•    Lots and lots of training.  This can be anything from a ½ day internal course to a distant learning degree.  If it’s relevant to your career, we will aim to support you.
•    Our pension scheme is Alpha.  It’s competitive.
•    Sports and social society. Whether it’s classic cars or baking, golf or crafting, we have a society for you.
•    On site nursery (subject to availability).
•    3 days paid leave a year to support a registered charity of your choice.
•    Free parking.
•    Free onsite gym, open 24 hours a day.
•    Relocation package*.
•    Affinity groups – whether you are disabled, LGBTQ and/or from an ethnic minority. We provide an inclusive environment and support for everyone.


We are HMGCC, the engineering specialists at the heart of the UK’s national security.

We work with the national security community, UK government, academia, private sector partners and international allies to bring engineering ingenuity to the national security mission, creating tools and technologies that drive us ahead and help to protect the nation.

We invest in our people, not only with training but also support throughout your career with us; to allow you to reach your full potential at work, as well as enjoy the work/life balance many aspire to.

To find out more about us and if we’re right for you, please visit our website.

Equal opportunities

Inclusion and diversity really matters to us. It's not just about numbers or visible differences. 

HMGCC are committed to providing equal opportunities and encourage applications from candidates of all backgrounds, ethnicities, gender identities, sexual orientations, and those with disabilities or who are neurodiverse.

We’re not looking for any one type of person. We’re looking for talent from all different backgrounds to join our organisation, where we genuinely respect and value each other's differences, as well as our similarities. It makes us even better at what we do. 

We are proud to offer candidates the opportunity to apply through the Offer of Interview scheme. The scheme ensures eligible candidates are selected for an interview as long as their application meets the minimum criteria for the role. To find out more and how you can apply under this scheme, please see the inclusion and diversity information on our website.

Apply now

Discover more by clicking ‘apply’. 

Our recruitment team will process your application once the role has closed and everyone will get a response.

Please note dependent on the recruitment requirements, we withhold the right to bring forward the closing date for this role from the original closing date. 

*If you are relocating to the area then we can discuss the possibility of a relocation package