Cyber Security Engineer

Leidos; Godmanchester; On-site; GBP 60,000 - 77,000; Full time

Job summary

A leading technology company is seeking an Entry-level Cyber Security Engineer to join their team in Huntingdon. This role involves working on cybersecurity tasks for classified and unclassified networks, with responsibilities including ensuring system security and implementing risk strategies. Ideal candidates should have strong knowledge in network security and a willingness to undergo DV clearance. The position offers a salary range of £60,100 – £77,000 and a comprehensive benefits package.

Benefits

Contributory Pension Scheme

Private Medical Insurance

33 days Annual Leave

Flexible benefits

Qualifications

• Experience working in MOD or Home Office project environments.
• Strong knowledge of network and system security.
• Ability to advocate for security best practices in a DevOps culture.

Responsibilities

• Develop creative solutions to complex technical issues.
• Work with teams to ensure systems maintain security posture.
• Assess system vulnerabilities and implement risk mitigation strategies.

Skills

Network and system security

Incident detection

Kubernetes administration

Security compliance frameworks

Scripting in Python

DevSecOps practices

Containerization security

Identity and access management

Risk mitigation strategies

Vulnerability assessment

Education

DV clearance or willingness to undergo DV clearance

Tools

Trellix

Ivanti

ClearSwift

Yubikey

Job description

Overview

Location: Huntingdon, Cambridgeshire UK

Security Clearance Level: High – DV (Developed Vetting)

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Cyber Security Engineer (DevSecOps)

Location: Huntingdon, Cambridgeshire UK

Security Clearance Level: High – DV (Developed Vetting)

Are you ready for your next challenge? We are in search for multiple Cyber Security Engineers with varying technical backgrounds. You will work at our customer site in Huntingdon, Cambridgeshire with occasional travel to other UK sites. In this role, you will work within a team of engineers to ensure that the customer sites maintain a strong cyber security posture. Cyber Security Engineers are responsible for providing cybersecurity engineering services for classified and unclassified networks of computer systems. The Cyber Security Engineers will provide operational and engineering support.

Responsibilities

• Develop creative solutions to complex technical issues and problems
• Work with the engineering teams to ensure systems remain at the required security posture against baseline requirements
• Work with the Security Monitoring engineering team to ensure logs are forwarded to the SIEM capability
• Work with the customer and appropriate agencies to develop new policies, design processes and procedures, and develop technical designs
• Assess system vulnerabilities, implement risk mitigation strategies, validate secure systems, and test security products and systems to detect security weaknesses
• Maintain and support security enforcing functions

Core Skills

• Experience working in MOD or Home Office project environments
• Strong knowledge of network and system security, including firewalls, IDS/IPS, micro-segmentation, and host security
• Hands on experience with security products Trellix, Ivanti, ClearSwift, Yubikey
• Understanding of secure coding practices and common vulnerabilities (OWASP Top 10, SANS Top 25)
• Expertise in identity and access management (IAM), including RBAC, ABAC, JWT and cookie-based authentication
• Incident detection and response in MOD environments
• Security compliance and regulatory frameworks (e.g., NIST, CIS Benchmarks)
• Experience working with Kubernetes at an administrative level
• Strong leadership and mentoring abilities; effective communication with development, operations, and security teams
• Ability to advocate for security best practices in a DevOps culture

Desirable Skills

• Containerisation Security: Kubernetes security (RBAC, network policies, pod security standards, secrets management)
• Container runtime security (e.g., container escapes, rootless containers, sandboxing)
• Image security best practices, including scanning, signing, and provenance verification
• Secure deployment patterns using Tanzu & Kubernetes
• Runtime security monitoring

DevSecOps & CI/CD Security

• Secure CI/CD pipeline design with security testing using Git and SonarQube
• Infrastructure as Code (IaC) security (Terraform, Ansible)
• Secrets management in CI/CD pipelines using Vault or Kubernetes Secrets
• Security automation and policy enforcement using GitHub Actions, GitLab CI and Jenkins

Cloud & Infrastructure Security

• Strong knowledge of cloud security principles in a containerised environment
• Kubernetes security posture management (KSPM) using tools like Trivy
• Secure ingress/egress controls, service mesh security (e.g., Istio)
• Encryption strategies for data at rest, in transit, and in use
• Network security best practices for Tanzu container networking (NSX, Rancher)
• Compliance monitoring and security auditing for cloud-native environments

Automation & Scripting

• Scripting skills in Python, PowerShell for security automation
• API security knowledge (OAuth, JWT, API gateways, rate limiting)
• Experience with Security as Code for automated policy enforcement

Candidate Essentials

British - non-dual national – many of our projects have nationality restrictions. DV clearance or willingness to undergo DV clearance. Experience in delivering accredited security solutions in sensitive government scenarios.

What We Do For You

At Leidos we are passionate about customer success, united as a team and inspired to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, while nurturing a healthy work-life balance.

We provide an employment package that attracts, develops and retains top talent. Our reward scheme includes:

• Contributory Pension Scheme
• Private Medical Insurance
• 33 days Annual Leave (including public and privilege holidays)
• Flexible benefits (life assurance, health schemes, gym memberships, annual buy and sell holidays, cycle to work)
• Flexi-time benefits

Commitment To Diversity

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcome all perspectives and contributions, and provide equal access to opportunities and resources for everyone. If you have a disability or need reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Who We Are

Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services. Our work in the United Kingdom includes addressing complex problems in defence, healthcare, government, safety and security, transportation, and energy.

Pay & Benefits

Pay range for this job level: £60,100 – £77,000. The range is a general guideline and not a guarantee of compensation. Offers consider responsibilities, education, experience, knowledge, skills and abilities, internal equity, market data, and applicable agreements.

Disclaimers

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during the application process. We will only communicate through emails from the Leidos.com domain. If you suspect a scam, contact your local law enforcement and report to the U.S. Federal Trade Commission.

Seniority, Employment Type & Job Function

• Seniority level: Entry level
• Employment type: Full-time
• Job function: Information Technology

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