validated before deployment into live operational environments. Responsibilities Develop, maintain, and execute comprehensive test plans, test scripts, and test cases. Conduct functional, integration, system, regression, and operational acceptance testing. Verify that solutions meet business, technical, security, and operational requirements. Identify, record, and manage defects through to successful resolution. Support … release and deployment activities within secure Defence networks. Work collaboratively with engineers, service managers, project teams, and Defence stakeholders. Produce clear testing documentation, evidence packs, and reports to support governance and assurance activities. Manage incidents, defects, and service requests using BMC Remedy . Contribute to continuous improvement initiatives across ...