CNI Infrastructure And Wintel Security Analyst (Active SC) - 6 Months - Inside IR35 - Wokingham

Hamilton Barnes; Wokingham; Hybrid; GBP 74,000 - 111,000; Full time

Job summary

Hamilton Barnes is seeking a CNI Infrastructure and Wintel Security Analyst (Active SC) to join a UK Critical National Infrastructure project in Wokingham. The role covers administration of enterprise AV and endpoint security tools across a Windows estate, with a focus on troubleshooting and on-site support as part of a hybrid model (three days per week on site).

You will monitor agent health, deployments and policy sync, patch security software, and act as the escalation point for agent issues.

Qualifications

• Enterprise AV and endpoint security administration.
• Strong Windows Server and Active Directory experience.
• Patch management and software life cycle experience.
• Scripting (PowerShell) and network troubleshooting are a plus.

Responsibilities

• Administer and maintain AV and endpoint management platforms
• Monitor agent health, deployments and policy sync across Servers and workstations
• Patch and upgrade security software
• Resolve agent failures, false positives and performance issues
• Tune detection rules, exclusions and policies
• Support Windows Server 2016/2019/2022, including AD, GPO, DNS and DHCP
• Work with vendors, write runbooks and support audits

Skills

AV & endpoint security

Windows Server

Active Directory

Patch management

PowerShell

Network troubleshooting

Job description

CNI Infrastructure and Wintel Security Analyst (Active SC) - 6 months - Inside IR35 - Wokingham

Role Overview

A global IT services provider needs a Wintel & Security Tools Analyst to support a UK Critical National Infrastructure client. You will administer and troubleshoot enterprise AV and endpoint security tools across a Windows estate. You will also be the escalation point for agent issues. It's hybrid in Wokingham, with 3 days a week on-site.

Active SC clearance essential.

Key Responsibilities:

• Administer and maintain AV and endpoint management platforms
• Monitor agent health, deployments and policy sync across Servers and workstations
• Patch and upgrade security software
• Resolve agent failures, false positives and performance issuesTune detection rules, exclusions and policies
• Support Windows Server 2016/2019/2022, including AD, GPO, DNS and DHCP
• Work with vendors, write runbooks and support audits

What You Will Ideally Bring:

• Enterprise AV and endpoint security administration
• Strong Windows Server and Active Directory experience
• Patch management and software life cycle experience
• Scripting (PowerShell) and network troubleshooting are a plus

Contract Details:

• Rate: Negotiable
• Location: Hybrid in Wokingham (3 days on-site)
• Contract Length: 6 months initial, with likely extension
• Determination: Inside IR35
• Clearance: Active SC required