IT Infrastructure Specialist

Kerry Consulting; Singapore; Vor Ort; SGD 60.000 - 90.000; Vollzeit

Zusammenfassung

Kerry Consulting is seeking an IT Infrastructure & System Administrator in Singapore to support and strengthen its IT infrastructure, Microsoft 365 environment, network, and daily technology operations.

Responsibilities include administering Entra ID, Exchange Online, Teams, and SharePoint, managing user accounts, licenses, MFA, and privileged access, plus monitoring security alerts and network infrastructure with vendor coordination as needed.

Qualifikationen

• Diploma or equivalent in Information Technology or related discipline.
• 5+ years of hands-on IT infrastructure and end-user support experience.
• Experience administering Microsoft 365 including Entra ID.
• Strong networking knowledge with firewall, VPN and SSO exposure.
• Ability to investigate issues systematically and provide practical recommendations.

Aufgaben

• Administer the Microsoft 365 environment (Entra ID, Exchange Online, Teams, SharePoint).
• Manage user accounts, licenses, permissions, MFA and privileged access; monitor security alerts.
• Support onboarding through offboarding and maintain accurate IT documentation.
• Administer and monitor firewalls, switches, VPN connectivity and network infrastructure; coordinate vendors as needed.
• Monitor network availability, patch compliance and device health; investigate security incidents.
• Maintain IT asset inventories, network diagrams, and support tickets; assist infrastructure projects and continuous improvements.

Kenntnisse

M365 administration

Entra ID

Exchange Online

Teams

SharePoint

Networking

Firewalls

VPN

SSO

Troubleshooting

Ausbildung

Diploma in Information Technology

Tools

Microsoft 365 suite

Microsoft Entra ID

Exchange Online

Teams

SharePoint

Jobbeschreibung

Overview

A leading Infrastructure & Engineering organization is seeking an IT Infrastructure & System Administrator to support and strengthen its IT infrastructure, Microsoft 365 environment, network, and day-to-day technology operations.

Responsibilities

You will administer the Microsoft 365 environment, including Microsoft Entra ID, Exchange Online, Teams, and SharePoint, while managing user accounts, licenses, permissions, MFA, privileged access, and security alerts. You will support the full employee account lifecycle from onboarding through offboarding and maintain accurate system and operational documentation.

The role also covers the administration and monitoring of firewalls, switches, Wi‑Fi, VPN connectivity, and wider network infrastructure, including vendor coordination when incidents arise. You will monitor network availability and performance, review security and endpoint protection alerts, track patch compliance and device health, and perform initial investigation and escalation of security incidents.

In addition, you will maintain IT asset inventories and network diagrams, manage IT support tickets and vendor cases, and support infrastructure projects and continuous improvements.

Requirements

You should have a Diploma or equivalent qualification in Information Technology or a related discipline, with at least 5 years of hands‑on experience in IT infrastructure and end‑user support. Practical experience administering Microsoft 365 is essential, including Microsoft Entra ID and related identity and access management activities.

You should have sound networking knowledge and experience working with firewalls, including areas such as VPN and SSO, together with exposure to endpoint management and security. The role requires strong troubleshooting and problem‑solving capabilities, with the ability to investigate issues systematically, identify root causes, and develop practical recommendations for management consideration.

License No: 16S8060 / Registration No: R26161178