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NCC Group
NCC Group

Network Security Researcher

Cheltenham On-site 5-10 yrs exp IT Services and IT Consulting 2,642 employees
Network ProtocolsOSI ModelNetwork Security ResearchResearch and AssessmentTeam Leadership

Requirements

Candidates must hold and maintain high-level National Security clearance, have experience conducting research activities, and bring relevant technical experience. They should understand network protocols and the OSI model, be able to use standard business systems, and have team leadership or development experience; additional desirable skills include programming, reverse engineering, debugging, and project management.

Job Description

Department: Cyber Services and Capabilities

Location: GBR Cheltenham Jessop House

Description

NCC Group are continuing to expand the newly formed National Security Business Unit.

We are seeking Network Security Researchers to meet future demands in this challenging and exciting field of Cyber security with some of the most challenging and rewarding projects you can imagine with an interesting range of clients.

You would join a truly exceptional team with a wide range of backgrounds and specialisms and a huge depth of experience.

The role would:
  • Research new and innovative solutions to challenging client problems.
  • Conduct assessments of and research into existing client solutions to prove or disprove their security fundamentals.
  • Contribute to team growth in capacity and capability through knowledge sharing and mentoring of colleagues.
  • Be suited to someone who enjoys the challenge of working in new areas, being part of the growth a small but capable team.

Key Responsibilities

  • Individual and team contribution to projects.
  • Leadership and mentoring of less experienced team members.
  • Creation of technical reporting on findings.
  • Contribution to client tooling and shared knowledge.
  • Leading and growing a technology capability area.


Skills, Knowledge and Expertise

Essential
  • Clearance: This role requires the candidate to hold and maintain a high level National Security clearance.
  • Experience: Experience of undertaking research type activities either as a function of a role or as an individual.
  • Relevant technical experience with the research areas.
  • Team leadership / development
  • Business systems:Must be competent with standard business systems such as Microsoft tooling etc
  • Technical skills: Network protocol and OSI model knowledge

Desirable
Some of the key skills which are of interest to us for this role are:
  • Mobile network protocols/architecture knowledge
  • Engineering principles
  • C and/or C++ Programming Experience
  • Scripting Experience (Python/Perl etc)
  • Low TRL research
  • Source code review
  • Reverse Engineering (x86/ARM/PowerPC/MIPS)
  • Use of debugging tools (GDB/x64dbg/r2/windbg/frida)
  • Use of disassemblers for reverse engineering (IDA/Ghidra)
  • Project Management
  • An understanding of planning and executing research topics as well as technical ability in the subject area.

Benefits

  • Flexible Working: Balance your work and personal life with our flexible working options.
  • Generous Holiday Allowance: Enjoy 25 days of holiday, plus bank holidays, with the option to buy up to 5 additional days of annual leave.
  • Medicash & Critical Illness Scheme
  • Financial & Investment Benefits: Enjoy peace of mind with our Pension, Life Assurance, and Share Save Scheme.
  • Community & Volunteering Programmes: Make a difference in your community with our volunteering opportunities.
  • Green Car Scheme: Drive green and save money with our eco-friendly car scheme.
  • Cycle Scheme: Stay fit and healthy with our cycle-to-work scheme.
  • Special Time Off: Take time off for those big moments in life, like getting married/entering into a civil partnership, becoming a grandparent, and welcoming home a new pet.
  • Family Planning: Benefit from our generous maternity and paternity leave, as well as time off and support for those undergoing fertility treatments.



We review every application received and will get in touch if your skills and experience match what we’re looking for. If you don’t hear back from us within 10 days, please don’t be too disappointed – we may keep your CV on our database for any future vacancies and we would encourage you to keep an eye on our career opportunities as there may be other suitable roles.

To ensure a fair and consistent assessment process, candidates must not use AI tools to generate, suggest, coach or provide responses during live or recorded interviews unless this has been approved in advance, by the hiring team. For more information please read our AI in Hiring - Candidate Policy.

If you do not want us to retain your details, you can utilise the Manage Your Data tool provided by Pinpoint or contact us directly at: global.ta@nccgroup.com. All personal data is held in accordance with the NCC Group Privacy Notice.

We are committed to diversity and flexibility in the workplace. If you require any reasonable adjustments to support you during the application process, please tell us at any stage.

Please note that this role involves mandatory pre-employment background checks due to the nature of the work NCC Group does. To apply, you must be willing and able to undergo the vetting process.

Skills

Network ProtocolsOSI ModelNetwork Security ResearchResearch and AssessmentTeam LeadershipMentoringTechnical ReportingMobile Network Protocols and ArchitectureEngineering PrinciplesC and C++Python and PerlSource Code ReviewReverse EngineeringDebuggingDisassemblyProject Management

About NCC Group

We are NCC Group. A people powered, tech-enabled global cyber security and resilience company with 2,000 colleagues around the world. For over 25 years we’ve been trusted by the world’s leading companies and Governments to manage and deliver cyber resilience, working together to create a more secure digital future.

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