Senior Windows & Enterprise IT Systems Administrator

Vertere Global Solutions, Inc.; Makati; On-site; PHP 700,000 - 900,000; Full time

Job summary

Vertere Global Solutions, Inc. is seeking an experienced L3 Systems Administrator in Makati, Philippines. You will manage and troubleshoot enterprise IT systems, including Windows Server, Active Directory, and Microsoft 365, while supporting robust networking and security practices.

The role serves as a senior escalation point, driving root-cause analyses, incident resolution, and infrastructure improvements to ensure high availability and reliability of IT operations.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Computer Engineering, or a related field.
• 3+ years of experience in Systems Administration, IT Infrastructure, or related roles.
• Experience handling Level 3 escalations in enterprise infrastructure.
• Hands-on experience with Windows Server administration and Active Directory.

Responsibilities

• Handle Level 3 escalations for enterprise servers and core IT systems.
• Perform advanced troubleshooting and root cause analysis on critical incidents.
• Administer and maintain Windows Server environments including AD, DNS, DHCP, GPOs.
• Manage Microsoft 365 and Entra ID, Exchange Online, and enterprise apps.
• Configure and troubleshoot LAN/WAN, routing, switching, firewalls, and VPNs.
• Monitor servers, perform patch management, and maintain infrastructure.
• Document configurations, access controls, and security policies.
• Coordinate with teams and external providers to resolve complex issues.
• Participate in upgrades, migrations, and infrastructure improvements.

Skills

Windows Server

Active Directory

Microsoft 365

Networking

Troubleshooting

Education

Bachelor's degree in IT/CS/CE

Tools

Azure AD / Microsoft Entra ID

Exchange Online

DNS/DHCP server management

Job description

Vertere Global Solutions, Inc. is seeking an experienced L3 Systems Administrator in Makati, Philippines. You will manage and troubleshoot enterprise IT systems, including Windows Server, Active Directory, and Microsoft 365, while supporting robust networking and security practices.

The role serves as a senior escalation point, driving root-cause analyses, incident resolution, and infrastructure improvements to ensure high availability and reliability of IT operations.