Cyber Security Engineer

  • 慨正橡扯
  • Gloucester, Gloucestershire
  • 22/07/2026
Full time Information Technology Telecommunications Cyber Security

Job Description

Cyber Security Architect

Gloucester based. Permanent, full-time role. Hybrid working (minimum 3 days a week onsite).

About us

At Raytheon UK, we are a leader in defence and aerospace technology. We help solve customers' toughest challenges across land, sea, air, space, and cyberspace. We also provide digital and training transformation solutions to commercial and military customers.

Raytheon UK's Digital Technologies (DT) department supports and enables the wider business in delivering core services.

Role and Responsibilities

This role is designed for a technically strong cyber security or IT professional who is looking to transition into a Cyber Security Architect position over time. You will join as a Cyber Security Engineer and develop the skills, experience, and exposure needed to move into architecture, working closely with experienced security architects and engineers.

We are not expecting prior architecture experience. Instead, we are looking for individuals with a solid technical foundation, strong curiosity, and the ability to think critically about how systems are designed and secured. This is a growth role with a clear pathway into security architecture.

Essential Experience
  • Experience in cyber security, infrastructure, or systems engineering.
  • Background in roles such as Security Engineer, Systems Engineer, Network Engineer, SOC Analyst with strong technical depth.
  • Strong understanding of networking (TCP/IP, firewalls, segmentation), operating systems (Windows/Linux), identity and access management concepts, cloud fundamentals.
  • Exposure to security tooling (SIEM, IDS/IPS, EDR).
  • Strong understanding of core security principles such as defence in depth, least privilege, zero trust concepts.
  • Understanding of designing and implementing secure systems to HMG security requirements.
  • Experience managing complex technology estates with differing risk profiles.
Desirable
  • Information Security related certifications such as Security+, CISSP, CISM, GSEC, SSCP.
Benefits
  • Competitive salary.
  • Contributory Pension Scheme (up to 10.5% company contribution).
  • 6 times salary 'Life Assurance' with pension.
  • 25 days holiday (increasing with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr).
  • Company bonus scheme (discretionary).
  • Flexible Benefits scheme with extensive salary sacrifice schemes, including HealthCashplan, Dental, and Cycle to Work among others.
  • Enhanced sick pay.
  • Enhanced family-friendly policies including enhanced maternity, paternity & shared parental leave.
Work Culture
  • 37-hour working week, although hours may vary depending on role, job requirement, and site-specific arrangements.
  • Early 1.30pm finish Friday, start your weekend early.
  • Remote, hybrid and site-based working opportunities, dependent on your needs and the requirements of the role.
  • Up to 5 paid days volunteering each year.
  • Flexible working culture focused on output, with more formal flexible working arrangements on request (assessed subject to role). Please highlight any requests to the Talent Acquisition team.
Equal Opportunity

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, colour, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.