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Systems Admin, Sr

Company

Stefanini

Location

Pasay, Metro Manila

Posted

July 20, 2026

Position Overview

Job Responsibilities:

  • Serve as the technical expert and escalation point for all Active Directory-related incidents and requests.
  • Design, implement, and manage complex AD environments including forests, domains, trusts, and replication.
  • Maintain and enforce Group Policy Objects (GPOs), including creation, auditing, and lifecycle management.
  • Ensure the security and compliance of AD environments through regular reviews, hardening, and monitoring.
  • Maintaining Group Policy Objects (GPOs), including creation, testing, deployment, and documentation.
  • Design, manage, and troubleshoot AD Sites and Services
  • Plan and implement site topology, subnet mapping, replication schedules and bridgehead server configuration.
  • Ensure DNS and AD environments are secure. highly available and compliant.
  • Support hybrid identity solutions such as Azure AD Connect and ADFS.
  • Troubleshoot and resolve replication issues, a...

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