DV-Cleared Infrastructure Tester (Windows/Linux) - Hampshire

CBSbutler Holdings Limited trading as CBSbutler; England; On-site; GBP 111,000 - 114,000; Full time

Job summary

CBSbutler Holdings Limited trading as CBSbutler is seeking an Infrastructure Tester for a Hampshire-based, full-time onsite role. The position offers 600 to 620 per day and requires active UK SV DV clearance to work on high-security IT infrastructure projects.

You will test and validate Windows and Linux environments, ensuring security, reliability, and readiness for deployment within an Agile delivery team. Prior ISTQB is advantageous.

Qualifications

• Active UKSV DV clearance (MOD DV accepted).
• UK national holding a single valid UK passport.
• Experience testing infrastructure in secure environments.

Responsibilities

• Test and validate Windows and Linux infrastructure.
• Ensure systems are secure, reliable and deployment-ready.
• Participate in Agile delivery with SAFe practices.

Skills

Infrastructure testing

Windows

Linux

IDAM

PKI

Servers

Networking

Virtualisation

Manual testing

Defect management

End-to-end testing

Agile SAFe

ISTQB Foundation

Job description

CBSbutler Holdings Limited trading as CBSbutler is seeking an Infrastructure Tester for a Hampshire-based, full-time onsite role. The position offers 600 to 620 per day and requires active UK SV DV clearance to work on high-security IT infrastructure projects.

You will test and validate Windows and Linux environments, ensuring security, reliability, and readiness for deployment within an Agile delivery team. Prior ISTQB is advantageous.