AD / On-Prem Infrastructure Support Engineer
Location:Reading - Fully Onsite (Client Site)
Type:Contract - 6 Months
Security Clearance:Active, Transferable DV Clearance (Mandatory)

My client, a leading global IT services provider, is seeking an experienced Active Directory / On-Prem Infrastructure Support Engineer to join a secure IT environment. The role involves providing third-line Active Directory and infrastructure support, resolving complex technical issues and supporting infrastructure upgrades, migrations and modernisation projects.

Key Responsibilities

• Provide 3rd line support for complex Active Directory and infrastructure incidents.
  
• Administer Active Directory, Group Policy, DNS, DHCP and authentication services.
  
• Support Windows Server 2016 onwards and RHEL/Linux environments.
  
• Manage VMware vSphere and/or Hyper-V virtualisation platforms.
  
• Support SAN/NAS storage, backup and disaster recovery solutions.
  
• Perform server builds, patching, upgrades and vulnerability remediation using SCCM and WSUS.
  
• Support infrastructure migrations, modernisation and lifecycle projects.
  
• Perform root cause analysis, implement fixes and manage infrastructure changes.
  
• Maintain technical documentation and follow ITIL processes.
  

• Active, transferable DV Security Clearance.
  
• Proven 3rd line infrastructure support experience in an enterprise environment.
  
• Strong hands-on experience in either Active Directory or On-Prem Infrastructure, with good knowledge of the other.
  
• Experience with Windows Server 2016 onwards.
  
• Hands-on experience with VMware vSphere and/or Hyper-V.
  
• Knowledge of SAN/NAS storage, backup and disaster recovery.
  
• Working knowledge of RHEL/Linux and networking fundamentals (TCP/IP, DNS, firewalls and routing).
  
• Strong troubleshooting skills and experience working in ITIL-driven environments.
  

• Experience with SCCM, WSUS and SCOM.
  
• Knowledge of Windows PKI, Entra ID, AD Connect or ADFS.
  
• Familiarity with PowerShell or Python scripting and automation.
  
• Exposure to Azure Local, HCI and infrastructure migration projects.
  
• Relevant certifications such as VMware VCP, RHCSA or ITIL Foundation.
  

Interested candidates who meet the mandatory technical and security clearance requirements are encouraged to apply through this advert or share their latest CV directly at (url removed)

Randstad Technologies is acting as an Employment Business in relation to this vacancy.