Directory Systems Infrastructure Lead

6 days ago


Dublin, Dublin City, Ireland Ergo Full time
Active Directory System Architect

Ergo is looking for an experienced Active Directory Systems Architect to lead the design and support of the existing AD Infrastructure.

The ideal candidate will have expertise in PKI and a proven track record in an Enterprise environment.

This is a dynamic role with excellent day rates and long-term potential.

Key Responsibilities:

  • Lead the design and coordination of the Active Directory Infrastructure, including PKI implementation
  • Manage the DNS, DHCP, and Group Policy environments
  • Develop and implement automated scripts using PowerShell
  • Perform in-place upgrades of Windows Servers
  • Transfer skills to team members
  • Provide expert advice on business and technical information solution implementations
  • Review and implement best practices and policies on the current AD environment
  • Configure access control to resources for single and multiple hierarchical roles
  • Implement encryption and authentication to multiple external systems

Essential Requirements:

  • Extensive knowledge of Active Directory architecture, design, and implementation
  • Proficiency in managing domains, forests, policies, and organisational units
  • Deep understanding of Intune architecture, design, and implementation
  • Advanced skills in PowerShell
  • Relevant professional certifications such as Microsoft Identity and Access Administrator Associate


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