OAT Tester

CACI Ltd · london, england, United-Kingdom

Location
london
Job Type
Full-time
Posted
June 18, 2026

Job Description

Hybrid: Predominantly work from home - on-site in Croydon/M3 Corridor when required.

Start Date: June

Due to nature of this role, we require the successful candidate to be able to obtain high level security clearance. You must have lived permanently in the UK for the last 5+ years to be eligible. You must also hold a British Passport only.

Job Overview

We are seeking a highly skilled Operational Acceptance Test (OAT) Engineer to oversee and lead the end-to-end operational testing process. The ideal candidate will have a strong background in operational readiness, system performance and production environment validation on cloud-based services.

Key Responsibilities

  • Act as a senior member of the team, taking lead on Operational Acceptance Testing (OAT) process, ensuring systems meet operational and business requirements before deployment.
  • Define OAT test strategies, plans and criteria to validate in...

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