Cyber Security Engineer - Leidos

Security Clearance Required - DV ('Developed Vetting')

Location: Huntingdon, UK (On-site 4/5 days a week)

Are you ready for your next challenge? We are in search for multiple Cyber Security Engineers with varying technical backgrounds - Required to work at our customer site in Huntingdon, Cambridgeshire with occasional travel to other UK sites. In this role, you will be working 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.

This position performs the following tasks:

• 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 the following 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 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

Soft Skills

• 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 Expertise in Kubernetes security (e.g., RBAC, network policies, pod security standards, secrets management).
• Knowledge of 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.
• Implementation of Infrastructure as Code (IaC) security (e.g., Terraform, Ansible).
• Secrets management in CI/CD pipelines using Vault or Kubernetes Secrets.
• Security automation and policy enforcement using tools like 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 (e.g., NSX, Rancher)
• Compliance monitoring and security auditing for cloud-native environments.

Automation & Scripting

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

Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today!

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities.

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, all while nurturing a healthy work-life balance.
• We provide an employment package that attracts, develops and retains only the best in talent.

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, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any 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 some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different

• Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe.
• Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team.
• People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing.

Original Posting For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range £47,600.00-£61,000.00