Active Directory Engineer

DGH Recruitment Limited; England; On-site; GBP 65,000 - 129,000; Full time

Job summary

DGH Recruitment Limited is seeking an experienced Active Directory Engineer to join a leading global law firm on a 3-month contract. You will manage and support AD services, Azure/Entra identity, and automation via PowerShell, ensuring high availability across on-prem and cloud environments.

You will lead infrastructure changes, produce documentation, and collaborate with Information Security to maintain compliance.

Qualifications

• 5+ years of experience supporting enterprise infrastructure environments.
• Strong expertise in Microsoft Active Directory, Group Policy, DNS, DHCP, PKI and Windows Server technologies.
• Experience managing Microsoft Azure and Entra services, including identity and access management.
• ITIL Foundation certification or equivalent practical experience.

Responsibilities

• Manage and support Active Directory, including Group Policy, DNS, DHCP, PKI, Domain Controllers, authentication and identity services.
• Administer and support Microsoft Azure and Entra services, including Conditional Access, Entra Connect, Microsoft Authenticator, Intune, Windows Defender for Identity and role/group management.
• Maintain and enhance core infrastructure across on-premises and cloud environments, ensuring high availability, performance and resilience.
• Monitor infrastructure, troubleshoot issues proactively and implement improvements to minimise service disruption.
• Lead infrastructure changes, application deployments and platform upgrades while following change management and service management processes.
• Produce and maintain technical documentation, including system procedures, knowledge articles and root cause analysis.
• Support capacity planning, service monitoring and lifecycle management of core platforms.
• Work closely with Information Security to maintain compliance across the server estate.
• Contribute to infrastructure roadmaps, technology improvements and automation initiatives using PowerShell.
• Provide technical leadership by mentoring team members, coordinating operational activities and supporting project delivery.

Skills

Active Directory

Group Policy

DNS

DHCP

PKI

Windows Server

Azure

Entra

PowerShell

Intune

Education

ITIL Foundation certification

Microsoft certifications in Active Directory/Azure

Tools

PowerShell

Intune

Entra Connect

Job description

An exciting opportunity has arisen for an Active Directory Engineer to join a leading global law firm on an initial 3-month contract.

PLEASE NOTE - This contract will fall inside IR35

Key Responsibilities

• Manage and support Active Directory, including Group Policy, DNS, DHCP, PKI, Domain Controllers, authentication and identity services.


• Administer and support Microsoft Azure and Entra services, including Conditional Access, Entra Connect, Microsoft Authenticator, Intune, Windows Defender for Identity and role/group management.


• Maintain and enhance core infrastructure across on-premises and cloud environments, ensuring high availability, performance and resilience.


• Monitor infrastructure, troubleshoot issues proactively and implement improvements to minimise service disruption.


• Lead infrastructure changes, application deployments and platform upgrades while following change management and service management processes.


• Produce and maintain technical documentation, including system procedures, knowledge articles and root cause analysis.


• Support capacity planning, service monitoring and lifecycle management of core platforms.


• Work closely with Information Security to maintain compliance across the server estate.


• Contribute to infrastructure roadmaps, technology improvements and automation initiatives using PowerShell.


• Provide technical leadership by mentoring team members, coordinating operational activities and supporting project delivery.

Key Experience

• 5+ years' experience supporting enterprise infrastructure environments.


• Strong expertise in Microsoft Active Directory, Group Policy, DNS, DHCP, PKI and Windows Server technologies.


• Experience managing Microsoft Azure and Entra services, including identity and access management.


• Strong PowerShell scripting skills, including creating, testing and maintaining automation.


• Experience supporting hybrid infrastructure across on-premises and cloud environments.


• Knowledge of high availability, disaster recovery, clustering, server migrations, upgrades and security patching.


• Experience delivering infrastructure projects and managing operational priorities.


• Understanding of IT service management principles and change control processes.


• Strong analytical, troubleshooting and problem-solving skills with a proactive approach.


• Excellent communication and stakeholder management skills.


• Microsoft certifications in Active Directory, Azure or related technologies, or equivalent experience.


• ITIL Foundation certification or equivalent practical experience.