πŸ‡ΊπŸ‡Έ USAJobs.work

America's Job Portal

← Back to USA Jobs

Active Directory Engineer

Company

NTT Singapore Pte Ltd

Location

singapore, singapore

Posted

June 24, 2026

Position Overview

Active Directory Engineer

Contract Duration - 12 months renewable

Responsibilities
  • Manage and support Active Directory infrastructure, including Group Policy, DNS, DHCP, and replication.
  • Implement and maintain Microsoft 365 integration with Active Directory, including hybrid identity solutions.
  • Configure and support ADFS and related federation services for secure authentication and SSO.
  • Design and maintain Tier-0 AD architecture, ensuring security and segregation of privileged access.
  • Administer and maintain Windows Server environments, including patching, performance tuning, and troubleshooting.
  • Administer and maintain the Certificate Authority (CA) server
  • Participate in infrastructure projects, including upgrades, migrations, and automation initiatives.
  • Monitor system performance and availability and respond to incidents and service requests.
  • Collaborate with secur...

Ready to Apply?

Join thousands of Americans building their careers

Apply Now