Senior Systems Quality Engineer (OAT) - Contract
Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Sep 8, 2026.
Job Title: Senior OAT Engineer
Location: Onsite (UK Wide) travel 5 days per week (various locations)
Role Type: Contract - Outside IR35
Duration: 6 months + opportunity to extend
Clearance: Active SC is essential
Sponsorship: Please note, we are unable to provide sponsorship for this opportunity
Who we are
We're the largest pure play Quality Engineering consultancy in the UK.
Over the past 6 years, we've redefined what quality and testing look like at 2i and to our clients. Born from a desire to view quality holistically across the entire SDLC, our Quality Engineers (QE's) are at the heart of delivering world-class consultancy services
Why Us?
Proudly certified as a "Great Place to Work", 2i are the chosen employer of around 400 QE's and we're continuing our growth! We recently announced our eight-figure private equity funding injection as we aim to increase our revenue by more than £50m in the coming years, that is where you come in…
What we’re looking for…
We’re looking for people who let curiosity and interest lead them. We don't expect to have a team of "experts". What we do expect, is for #Team2i to be...
- Inquisitive
- Open to challenging others and being challenged
- Taking initiative
- Accountable
You have experience with various types of software and are passionate about helping to improve the quality of products you work on, through questions, curiosity and exploration. Our projects and clients are diverse, so what we really look for are people driven to develop and expand their skillset and knowledge.
You'll need to have...
- Commercial experience in Quality Assurance and testing across networks and infrastructure environments.
- Experience testing physical infrastructure and hardware, including installation, configuration and validation.
- Experience with resilience and recovery testing, including backup, restore and disaster recovery processes.
- Commercial experience testing system deployments, migrations and upgrades, with exposure to cloud migration activities.
- Experience working with AWS and cloud-based infrastructure environments.
- Deep understanding of network infrastructure, including routers, access points, networks and associated connectivity.
- Experience working with Linux systems and virtualised environments/VMs.
- Experience with system monitoring, alerting, logging and auditing, with the ability to investigate issues and identify root causes.
- Understanding of system security and the principles of testing secure infrastructure and network environments.
- Experience testing system start-up and shutdown processes, as well as archiving and data/system purging.
- Experience using trends and analytics to identify potential issues, monitor system performance and support continuous improvement.
- Experience planning and executing Operational Acceptance Testing (OAT) and supporting systems through to production readiness.
- Strong understanding of infrastructure quality, reliability and operational resilience, with the ability to identify and manage risks across complex environments.
Apply directly with your CV!