Wintel Security Analyst (Active SC clearance only) in Reading

CNI Infrastructure Wintel & Security Tools Analyst - Active SC Clearance Required
Location:
Wokingham (Hybrid - 3 days onsite) Contract:
Initial 6 months, with extension potential Are you experienced in Windows infrastructure and enterprise security tools? We're looking for a technically capable analyst to support a critical infrastructure environment, combining hands-on Wintel administration with endpoint security and antivirus management. You'll help maintain secure, reliable Windows server environments while supporting the performance and effectiveness of enterprise cybersecurity platforms. This includes troubleshooting technical issues, maintaining security controls and working alongside infrastructure and security teams to ensure systems remain protected and operational. Key Responsibilities & Skills: Administer and support Windows Server 2016, 2019 and 2022 environments. Manage Active Directory, Group Policy, DNS, DHCP, users and groups. Maintain enterprise antivirus and endpoint security solutions. Monitor endpoint agent health, deployment status and policy synchronisation. Perform security software updates, patching and version upgrades. Troubleshoot endpoint agent failures, false positives and security policy issues. Support system hardening, vulnerability mitigation and audit requirements. Manage incidents and service requests, documenting configurations and support procedures. Essential Requirements: Active SC security clearance. Experience administering Windows Server environments. Hands-on experience managing antivirus and endpoint security tools. Background supporting cybersecurity platforms and endpoint management. Three days onsite per week in Wokingham is mandatory. For more information or to apply directly, please email I review applications daily and will contact shortlisted candidates as quickly as possible.
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