Summer-Browning Associates are currently supporting our Central Government client who are seeking an OAT Tester an initial 6 month contract. Service Location: Glasgow (2-3 days p/w) Design, develop, and execute OAT test plans and scripts based on operational requirements. * Validate system performance under expected load conditions. * Ensure backup, recovery, monitoring, and alerting mechanisms are functioning correctly. * Collaborate with infrastructure, application, and support teams to ensure readiness for production deployment. * Identify and document defects, risks, and operational gaps. * Participate in release planning and provide go/no-go recommendations based on test results. * Maintain test environments and ensure they reflect production configurations. * Support incident and problem management processes during testing phases. Required Skills & Experience: * Proven experience in Operational Acceptance Testing or similar roles (e.g., QA, DevOps, Systems Testing). * Strong understanding of ITIL processes and operational readiness. * Familiarity with system monitoring tools, backup solutions, and disaster recovery procedures. * Experience with scripting languages (e.g., PowerShell, Bash) and automation tools. * Excellent analytical and problem-solving skills. * Strong communication and documentation abilities. NB: The successful applicant will be vetted/eligible for SC Clearance. To apply, please submit latest CV for consideration