Systems Support Lead

SAFRA National Service Association; Singapore; On-site; SGD 70,000 - 95,000; Full time

Job summary

SAFRA National Service Association in Singapore is seeking an IT Infrastructure Support professional to administer Microsoft 365 services, manage Windows Server environments, and maintain network infrastructure. You will monitor service health, respond to incidents and collaborate with internal stakeholders to ensure secure, reliable IT services.

The role emphasizes documentation, SOP development and automation to improve operational efficiency, with opportunities for growth within a dynamic

Qualifications

• Diploma or Degree in Information Technology, Computer Science, Information Systems or related discipline.
• Minimum 3 years of relevant IT Infrastructure Support, Systems Administration or Microsoft 365 Administration.
• Hands-on experience with Microsoft 365 services including Exchange Online, SharePoint Online, Teams and Entra ID.
• Strong understanding of Microsoft 365 security and compliance features.
• Experience managing Windows Server environments, Active Directory, DNS, DHCP and Group Policy.
• Experience with network infrastructure, switches, firewalls and VPN technologies.
• Familiarity with PowerShell scripting and IT automation is advantageous.
• Microsoft certifications will be advantageous.

Responsibilities

• Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, Entra ID and Defender.
• Manage user accounts, licenses, security groups, mailboxes and access permissions.
• Monitor service health and investigate issues in 365 and related services.
• Coordinate with managed service vendor for server health, patches and backups.
• Maintain IT infrastructure documentation and SOPs.
• Collaborate with vendors and stakeholders to deliver reliable IT services.
• Support network infrastructure including switches, firewalls and VPNs.
• Drive process improvements through automation and standardization.

Skills

Microsoft 365 Administration

Server & Network Management

IT Documentation

Process Improvement

Vendor Management

PowerShell Scripting

Cybersecurity Best Practices

Analytical Problem-Solving

Communication Skills

Incident Resolution

Education

Diploma or Degree in IT/CS/IS

Tools

PowerShell

Job description

Provide administration, support and maintenance of Microsoft 365 services, enterprise servers and network infrastructure to ensure high availability, security and optimal performance of IT systems.

Support day-to-day IT operations, incident resolution, system monitoring and infrastructure enhancements across the organization.

Ensure IT systems are maintained in accordance with security, compliance and operational standards.

Maintain accurate technical documentation and drive continuous improvement initiatives through process optimization, standardization and automation.

Collaborate with business users, vendors and internal stakeholders to deliver reliable and secure IT services.

Key Responsibilities

Microsoft 365 Administration (40%)

• Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, Entra ID (Azure Active Directory) and Microsoft Defender.

• Manage user accounts, licenses, security groups, mailboxes and access permissions.

• Monitor Microsoft 365 service health and investigate service-related issues.

• Implement and maintain security controls such as LAPS, Multi-Factor Authentication (MFA), Conditional Access Policies and Data Loss Prevention (DLP).

• Support Microsoft 365 migrations, upgrades and new feature deployments.

• Support for Microsoft 365 related incidents and service requests.

• Maintain Microsoft 365 administration documentation and operational procedures.

Server & Network Management (40%)

• Administer and maintain Windows Server environments, Active Directory, DNS, DHCP, Group Policy and file services.

• Coordinate closely with the managed services vendor to proactively monitor and manage server health, availability, capacity and performance to support business continuity and service reliability.

• Laise with managed service vendor to monitor server patching, upgrades, hardware refreshes and system maintenance activities.

• Laise with managed service vendor to monitor backup, recovery and disaster recovery processes to ensure data security.

• Support network infrastructure including switches, firewalls, wireless networks, SASE solutions and internet connectivity.

• Support network troubleshooting and root cause analysis for infrastructure-related incidents

• Work with external vendors and service providers to resolve infrastructure and network issues.

IT Documentation & Process Improvement (20%)

• Maintain accurate and up-to-date IT infrastructure, system and operational documentation.

• Develop and update Standard Operating Procedures (SOPs), technical guides and knowledge base articles.

• Maintain IT asset inventory, configuration records and system diagrams when necessary.

• Identify opportunities to improve operational efficiency through automation and process optimization.

• Conduct IT vendor audits, compliance reviews and governance activities.

• Recommend and implement improvements to enhance service quality, security and operational effectiveness.

Requirements

• Diploma or Degree in Information Technology, Computer Science, Information Systems or related discipline.

• Minimum 3 years of relevant experience in IT Infrastructure Support, Systems Administration, Microsoft 365 Administration or related roles. Candidates with more experience may be considered for Senior appointment.

• Strong hands‑on experience administering Microsoft 365 services including Exchange Online, SharePoint Online, Teams and Entra ID.

• Good understanding of Microsoft 365 security and compliance features.

• Experience managing Windows Server environments, Active Directory, DNS, DHCP and Group Policy.

• Experience supporting network infrastructure including switches, firewalls, wireless networks and VPN technologies.

• Knowledge of backup and disaster recovery solutions.

• Familiarity with virtualization technologies such as Hyper‑V.

• Experience using IT monitoring and ticketing systems.

• Strong troubleshooting and root cause analysis skills across Microsoft 365, server and network environments.

• Experience in IT documentation, process development and service improvement initiatives.

• Knowledge of cybersecurity best practices and infrastructure hardening techniques.

• Experience working with vendors, stakeholders and managed service providers.

• Working knowledge of PowerShell scripting and IT automation would be an advantage.

• Microsoft certifications such as Microsoft 365 Certified Administrator Expert, Azure Administrator Associate or equivalent certifications will be advantageous.

• Strong analytical, problem‑solving and organizational skills.

• Capable of handling high‑priority incidents and critical operational situations in a professional manner

• Excellent written and verbal communication skills.