Senior DevSecOps Engineer (Infrastructure)

Our client, a defence prime, is seeking Senior DevSecOps Engineers with a strong infrastructure engineering background. You will integrate, administer and secure a range of systems and applications, designing and maintaining scalable, reliable and secure infrastructure for mission-critical solutions. The role is based in the United Kingdom and requires eDV security clearance.

What you will do

• Design, build, deploy and manage IT infrastructure aligned to customer needs, with a focus on automation, repeatability, reliability and scalability.
• Develop Infrastructure as Code and scripts, and integrate them with CI/CD pipelines and a wider ecosystem of tools.
• Provide end-to-end systems lifecycle management, from architecture and design through deployment and support to decommissioning and migration.
• Support the integration and delivery of large, complex solutions into a wider system-of-systems, ensuring components are robust and interoperable.
• Undertake deployments in public, private and hybrid cloud environments, addressing constraints while optimising performance and security.
• Work within a multi-disciplined agile team using Scrum and sprints.

What you will bring

• Ability to obtain and maintain eDV security clearance (you do not need to hold it when you apply).
• Proficiency in DevSecOps and agile delivery using Scrum, Jira and Confluence.
• Proficiency in Windows and Linux systems administration, including Active Directory.
• Proficiency in virtualisation: VMware vSphere, ARIA Ops performance monitoring and NSX software-defined networking.
• Experience with automation tools: Terraform, Ansible and Packer for complex builds.
• Experience of CI/CD pipeline builds using Jenkins, and understanding of Git, Bitbucket and GitLab integration and branching strategies.
• Knowledge of Kubernetes and Docker; experience of PowerShell, bash and Python scripting.
• Experience of Squid web proxy configuration, IPv4 addressing and routing, logging and monitoring with Zabbix and Splunk, and knowledge of cloud and AWS concepts.

Nice to have

• Experience supporting the maturation of automated CI/CD pipelines for cloud deployments.
• Hands-on experience with AWS services such as EC2, EKS, Fargate, IAM, S3 and Lambda.
• Experience using the AWS SDK (Boto3) to automate integration tasks.
• Understanding of integrating hybrid-cloud application deployments, and of CloudTrail for diagnosing integration issues.
• Certifications such as RHCSA, RHCE, Microsoft Windows Server Hybrid Administrator Associate, Red Hat Ansible Automation (EX407), Terraform Associate or AWS.
• Oracle Java, ISTQB or OSCP certification.