#SGunited Jobs Senior Infrastructure Engineer

ITCAN PTE. LIMITED; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading IT services provider in Singapore is looking for a skilled IT professional to deliver advanced support for Windows Server environments, manage Active Directory, and utilize VMware technologies. The ideal candidate will have experience with endpoint management tools and PowerShell scripting, ensuring smooth operations and performance monitoring. Key responsibilities include incident management, system troubleshooting, and documentation preparation. This role offers a dynamic work environment with opportunities for technical escalation support.

Qualifications

• Expertise in managing Windows Server 2016, 2019, 2022 environments.
• Experience with endpoint management tools like BigFix and SCCM.
• Knowledge of PowerShell for automation and reporting.

Responsibilities

• Deliver advanced support for Windows Server environments.
• Manage Active Directory, DNS, and DHCP.
• Administer VMware environments and oversee incident management.

Skills

Windows Server management

Active Directory

DNS

DHCP

PowerShell scripting

VMware (ESXi, vCenter, vSphere)

SharePoint administration

Incident management

Monitoring system performance

Tools

BigFix

SCCM

WSUS

Job description

Responsibilities

• Deliver advanced support and operational maintenance for Windows Server environments (2016, 2019, 2022).
• Manage Active Directory, DNS, DHCP, Group Policy.
• Administer endpoint management tools: BigFix, SCCM, WSUS.
• Oversee VMware environments: ESXi, vCenter, vSphere.
• Write PowerShell scripts for automation and reporting.
• Administer SharePoint (on-prem and online) and access management.
• Manage and resolve incidents, problems, and complex service requests in a production environment.
• Provide technical escalation support to L1/L2 teams and perform deep‑dive analysis and troubleshooting.
• Monitor system performance, ensure availability, and conduct proactive capacity and patch planning.
• Execute recurring operational tasks such as health checks, patch deployment, policy enforcement, and security validation.
• Prepare and maintain technical documentation, incident reports, and SOPs.
• Coordinate with vendors and OEM support teams for product‑related escalations and issue resolution.

Optional / Good to Have

• Experience in Directory & Authentication Systems:
• • Active Directory Federation Services (ADFS), Azure AD / Microsoft Entra ID
  • LDAP, PKI, and DNS infrastructure
  • SAML, OAuth, and MFA implementations
  • Identity lifecycle and compliance policy enforcement