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Systems Administrator

Stefanini IT Solutions

 

Pasay City, National Capital Region, Philippines

Posted On: 1 day ago
Experience: 5+ years
Availability: Hybrid
Openings: 1
Category: Systems Administrator
Tenure: Contract - Corp-to-Corp
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Description

Own the technical expertise and escalation point for all Active Directory incidents and requests.

This role is on-site.

Responsibilities

  • Design, implement, and manage complex AD environments, including forests, domains, trusts, and replication.
  • Maintain and enforce Group Policy Objects (GPOs), covering creation, auditing, and lifecycle management.
  • Design, manage, and troubleshoot AD Sites and Services, implementing topology, subnet mapping, and replication schedules.
  • Troubleshoot and resolve replication issues, authentication failures, and DNS-related problems across multi-site environments.
  • Lead AD upgrades, migrations, consolidation projects, and disaster recovery planning.

Required Skills

  • 7+ years of hands-on experience with Microsoft Active Directory in large-scale enterprise settings.
  • Expertise in AD DS, DNS, DHCP, DFS, and GPO management.
  • Proficiency with Kerberos, LDAP, NTLM, and core authentication mechanisms.
  • Strong knowledge of Windows Server (2016/2019/2022).
  • Experience with PowerShell scripting and automation for AD tasks.
  • Experience integrating AD with enterprise tools like Azure AD, ADFS, MIM, Okta, and Duo.
  • Solid understanding of ITIL processes, change management, and incident escalation.
  • Experience in AD disaster recovery, DNS failover, and high availability setups.

Preferred Skills

  • Familiarity with hybrid identity solutions and federation concepts.

Education

Any Gradute

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