Wintel Engineer - Systems Integrator

Ready to take the next step in your career?

Join a well-established business technology consultancy specialising in complex digital transformation initiatives across key industry sectors, drawing on multidisciplinary expertise across data, business applications, and modern technology platforms.

The organization is currently on the lookout for a Windows Infrastructure Engineer for a pure-play Wintel contract, suited to someone who lives in AD, GPOs, and server builds day-to-day. The ideal candidate will be able to troubleshoot at domain-controller level within an existing Wintel estate, own patching and clustering, and build new servers from bare metal or template without hand-holding.

Ready to make a move? Get in touch and apply today!

Responsibilities:

• Administer multi-site Active Directory: domain controllers, FSMO roles, sites & services, replication troubleshooting (repadmin, dcdiag)
• Design, apply, and troubleshoot Group Policy Objects (GPOs), security baselines, software deployment, login scripts, folder redirection
• Manage Certificate Services (PKI), issuing CAs, certificate templates, auto-enrollment, renewals
• Build and maintain Windows Failover Clusters (Cluster Shared Volumes, quorum config, cluster-aware updating)
• Own patch management via WSUS/SCCM/MECM, patch rings, compliance reporting, emergency out-of-band patching
• Administer file services, DFS-N/DFS-R, NTFS and share permissions, quota/FSRM policies
• Support RDS/Citrix session host environments, RDS licensing, session collections, profile management (UPD/FSLogix)
• Build servers from imaging/deployment tooling (MDT, SCCM OSD, or template-based VM builds)
• Manage VMware vSphere or Hyper-V hosts and guest performance for Windows workloads
• Write PowerShell for build automation, bulk AD administration (New-ADUser, bulk GPO reporting), and health-check scripting
• Monitor and tune server performance (Perfmon, Resource Monitor, Event Viewer/Event Log correlation)
• Troubleshoot Kerberos/NTLM authentication issues, time sync (NTP/W32Time), and DNS resolution problems
• Manage backup/restore and DR testing for Windows server workloads (Veeam/Commvault)
• Support server decommissioning, OS upgrades (e.g. 2012 R2 ? 2019/2022), and AD/Entra ID hybrid sync (Azure AD Connect/Entra Connect)
• Maintain build standards, runbooks, and change documentation (ITIL-aligned)

Skills/Must Have:

• 5+ years hands-on Wintel engineering (not just admin/support, genuine build and design experience)
• Deep Active Directory: multi-domain/forest, FSMO, replication, trust relationships
• Advanced Group Policy design and troubleshooting
• WSUS/SCCM/MECM patch management at enterprise scale
• Windows Server Failover Clustering
• PowerShell scripting to a proficient/advanced level (not copy-paste)
• VMware vSphere or Hyper-V administration
• DFS, NTFS permissions, FSRM
• Strong Kerberos/NTLM/DNS/time-sync troubleshooting

Desirable Skills:

• RDS/Citrix session host administration, FSLogix
• Azure AD Connect / Entra Connect hybrid identity
• MDT/SCCM OSD imaging
• Certificate Services (PKI) administration
• MCSA/MCSE or current Microsoft certs (AZ-800/AZ-801)
• Regulated, enterprise, or public-sector environment experience

Contract Details:

• Outside IR35
• 6 Months
• Remote

Salary:

• £400 Per Day - £450 Per Day