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CBSbutler Holdings Limited trading as CBSbutler

Bracknell, United Kingdom

3 months ago

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Application Architect

Onsite in Bracknell

Eligible for DV clearance

£65-70K per annum + benefits package

We are recruiting an Application Architect to support the ongoing evolution of a Gateway solution for a strategic UK defence customer. Working alongside senior solution leaders, you'll contribute to secure design, controlled change, and operational resilience within a mission-critical environment. This is a development opportunity for an aspiring architect looking to build design authority and architectural experience in a high-assurance setting.

The Role

You will:

Contribute to infrastructure and Gateway design changes to maintain availability and performance

Produce structured design documentation alongside the customer and Programme Manager

Support architectural governance and ensure alignment to solution intent

Provide technical oversight during incident troubleshooting with SOC and 3rd Line teams

Assist in maintaining secure, resilient and scalable infrastructure components across Windows and Linux environments

Your technical experience;

Core Infrastructure

VMware / vSphere

RHEL & Windows Server

Microsoft Services

Active Directory, including Group Policy (GPO), DNS integration

Linux & Platform Engineering

Experience working within Red Hat Enterprise Linux environments

Ability to write scripts to automate operational or security processes

Familiarity with pattern matching techniques and regular expressions (Regex), particularly within security or antivirus tooling

Configuration and management of the standard RHEL firewall

Exposure to Linux-based security tooling and antivirus technologies

Networking & Gateway Technologies

Citrix NetScaler

Wireshark

Understanding of Gateway appliances and associated software

Knowledge of secure communications protocols, including messaging platforms such as XMPP

Storage & Data

NetApp SAN

NAS

Backup solutions

Security & Web

PKI management applications

Web applications and protocols

Experience supporting file validation, inspection, and content verification within secure transfer environments

If you are interested in discussing this Application Architect role further, please reply back with a copy of your updated CV

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