Date Posted: 2026-05-27 Country: United Kingdom Location: Warminster, Wiltshire Position Role Type: Hybrid
Raytheon UK is searching for a Release Practitioner to join our OMNIA® Training team. As Release Practitioner, you will be critical to the successful delivery of the programme, collaborating within matrix organisation across multi-disciplinary teams. The Release Practitioner role requires a customer first mindset, strong stakeholder engagement skills, and the ability to work in a multidisciplinary engineering team in a complex and evolving environment. OMNIA are redefining the British Army’s collective training. To do that, we are looking for the best and brightest minds from across the UK. We are backed by British innovation and powered by world‑class experts, like you. We are looking for individuals who want to serve. You’ll have a mission focus, and the enthusiasm and drive to deliver. You must be eligible and willing to obtain SC clearance and will be based at Warminster working in a hybrid style.
Key Responsibilities
* Plan, coordinate, and manage releases across Live, Virtual, and Constructive (LVC) training systems deployed within cloud-hosted, containerised environments.
* Manage release pipelines and deployment workflows supporting continuous integration and continuous delivery (CI/CD) processes.
* Coordinate releases across engineering, platform, and operations teams to ensure reliable deployment of containerised services and applications.
* Ensure all releases comply with ITIL release and deployment management governance, including change approval and release documentation.
* Oversee deployment activities to cloud platforms and container orchestration environments (e.g. Kubernetes/OpenShift).
* Maintain version control and release traceability for software, infrastructure configurations, and training system components.
* Work with configuration and change management teams to ensure releases align with approved changes and configuration baselines.
* Support automated build, test, and deployment pipelines to ensure repeatable and reliable releases.
* Coordinate release readiness activities including integration testing, system validation, and operational acceptance.
* Support in Configuration Management, working closely with the Configuration Practitioner.
* Conduct post-release reviews and implement improvements to release automation and deployment processes.
Required Skills and Experience
* Proven experience managing problem management activities within complex IT or technical service environments.
* Experience managing software releases within CI/CD driven environments.
* Strong understanding of ITIL release and deployment management processes.
* Experience supporting containerised application deployments using orchestration platforms (e.g. Kubernetes or OpenShift).
* Working knowledge of CI/CD pipeline tools (e.g. GitHub Actions, GitLab CI, Jenkins, ArgoCD, Helm).
* Experience managing releases into cloud or hybrid environments (e.g. Azure, AWS).
* Understanding of container image management, versioning, and deployment strategies.
* Experience coordinating releases across engineering, DevOps, and platform teams.
* Strong organisational skills managing multiple releases across complex technical environments.
* ITIL certification (Foundation or higher).
Desirable Skills and Experience
* Experience working within defence, government, or regulated service environments.
* Experience supporting CI/CD pipelines delivering containerised microservices into Kubernetes or RedHat OpenShift environments.
* Experience supporting infrastructure‑as‑code or platform automation tools.
* Experience supporting releases within modelling and simulation environments, particularly LVC training systems.
*Formal offers to successful candidate will be conditional upon award *
What we offer
* Chance to join a groundbreaking mission - to shape the future and drive innovation within a team focused on collaboration across a matrix organisation.
* You will join at a unique time, where you can join in shaping this team and be rewarded with ongoing development opportunities.
* Clear pathways to progress within a trusted defence industry partner.
* 37hr working week with early finish Fridays – start your weekend early!
* 25days holiday + statutory public holidays, plus opportunity to buy and sell up to 5days.
* Up to 5 paid days volunteering.
* 10.5% company pension contribution with 6% employee contribution.
* Annual company bonus scheme (discretionary) 6 times salary.
* Life Assurance with pension.
* Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work, amongst others.
* Enhanced sick pay.
* Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave.
RTX Raytheon UK adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.
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