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Communications Specialist

Tewkesbury, United Kingdom; Fleet, United Kingdom

Job ID 10441
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Our team in the UK has an unwavering focus on our commitment to excellence in everything we do, delivering mission solutions with speed, innovation and flawless execution.

  • Temps plein
  • Level: Experienced
  • Location: On Site
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Success Profile

What makes a successful team member at L3Harris?
Check out the traits we’re looking for and see if you have the right mix.

  • Collaborative
  • Detail-Oriented
  • Influential
  • Organised
  • Strategic
  • Technical


A dynamic market environment combined with pioneering technology and a collaborative team, makes every day interesting and engaging.

Thomas, Program Finance Manager, Crawley, UK

L3Harris Work Perks

  • Health

    • Private medical insurance and group life assurance
    • Benefit allowance to help you pay for insurance
    • Options for dental and critical illness coverage as well as a health cash plan and gym membership

  • Family

    • Employee and Family discount programme
    • Employee Assistance Programme
    • Optional partner life assurance

  • Well-Being

    • Generous annual holiday allowance
    • Retirement savings plan with employer contribution
    • Employee assistance programme to provide advice and guidance on finance, mental health, and more
    • Casual “dress for your day” policy

Job Description

L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 50,000 employees, with customers in more than 100 countries.

Job Title – Communications Specialist

Job ID – 10441

Job Location – Tewkesbury OR Fleet, UK

Flexible, condensed or reduced working hours considered and hybrid working where possible.

About this opportunity and L3Harris UK

From 12 UK sites, our team of over 1,400 people deliver unique capabilities across air, land, sea, space and cyber for military, security and commercial customers, worldwide.

L3Harris in Tewkesbury and Fleet are part of our ICI division, we work closely with UK Government and Security Agencies primarily in the areas of crypto/cyber security, electronic warfare, counter drone capabilities and situation awareness projects.

We have a unique opportunity for an experienced Communications or DSP engineer to work on cutting edge enabling technology projects in Electronic Warfare and Cyber domains.

This is an exciting opportunity to work on the research and development of new and novel EW and Cyber applications for the new L3Harris product portfolio. This role provides an opportunity to work with specialist developers taking low TRL, EW and Cyber research concepts right through to production. We are looking for candidates with vision, enthusiasm and a relevant technical background to influence a growing capability at L3Harris by bringing their unique portfolio of skills and knowledge to the team.

The ideal candidate will be an experienced engineer or scientist, qualified as a specialist in an RF, DSP or communications technical discipline, but who may have been exposed to a wide range of different technologies through their work. The candidate must be comfortable working on low TRL research projects, and enjoy the challenge of working on new and emerging technologies.

In return L3Harris offers extremely varied, exciting and rewarding projects, a very competitive salary and benefits package, and the opportunity to learn and grow and an EW and Cyber specialist. You will receive dedicated and mentored on-the-job training and experience of cross-domain working to develop your skills across different areas of the business.

Experience & Skills:

  • Experienced engineer or scientist, degree qualified in Electronics, Communications, Mathematics or similar.
  • Knowledge of RF analogue and digital hardware, its limitations and the effects on system performance.
  • Understanding of DSP theory such as, Filtering, FFT’s, Channelisation, Signal Detection, etc.
  • Knowledge of RF and Communications standards and protocols
  • MATLAB and Simulink
  • An enthusiasm for working with new emerging technologies, sometimes outside of their immediate skill set, to solve a wide range of challenges using creative and innovative solutions.


Specialist knowledge and experience in anyone or more of the following areas:

  • Communications and communication protocols
  • RF design, analysis or modeling
  • DSP design or modelling
  • An understanding of AI or machine learning
  • Python, Matlab or C
  • Experience working on EW, Cyber defence projects
  • Published research papers or patents

More Information

Due to the nature of our work many our roles require a UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks.

As an equal opportunities employer, L3Harris is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.

We aspire to have a diverse and inclusive workplace and strongly encourage suitably qualified applicants from a wide range of backgrounds to apply and join L3Harris.




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