Senior Windows Network Engineer - Windows 11 & GPO/Intune

OpticoreIT; Greater London; Remote; GBP 83,000 - 138,000; Full time

Job summary

Opticore IT is seeking a Senior Windows Engineer to own the Windows 11 client behavior during a connectivity review for a large global financial organisation. You will work with the Network Lead focusing on roaming, reconnect, and resume, and evaluate how GPO, Intune and SCCM delivered configuration affects connectivity, including the move from GlobalProtect to the Netskope client.

This contract is initially two months Inside IR35, primarily remote with occasional travel to London.

Qualifications

• Windows 11 network stack expertise (NLA/NCSI, WFP, proxy handling).
• Experience diagnosing and resolving client connectivity issues at scale.
• Strong analysis of GPO, Intune and SCCM configurations.
• Experience collecting and analyzing traces from Windows clients.

Responsibilities

• Review Microsoft Wi-Fi findings and ensure fixes are deployed estate-wide.
• Assess Windows 11 network stack behavior on network changes and proxies.
• Review policy settings across GPO, Intune and SCCM related to networking.
• Capture and analyse client traces from devices across regions.
• Test hypotheses and recommend client-side fixes with the network lead.
• Contribute to the written report and readout.

Skills

Windows 11 networking

Network tracing

GPO/Intune/SCCM policy analysis

VPN/SSE client testing

Tools

pktmon

netsh trace

Event Viewer

PowerShell

Wireshark

Job description

Opticore IT is seeking a Senior Windows Engineer to own the Windows 11 client behavior during a connectivity review for a large global financial organisation. You will work with the Network Lead focusing on roaming, reconnect, and resume, and evaluate how GPO, Intune and SCCM delivered configuration affects connectivity, including the move from GlobalProtect to the Netskope client.

This contract is initially two months Inside IR35, primarily remote with occasional travel to London.