Senior Systems & Infrastructure Support Engineer

ACUUTECH PTE. LTD.; Singapore; On-site; SGD 72,000 - 110,000; Full time

Job summary

ACUUTECH PTE. LTD. in Singapore seeks an experienced Systems / Infrastructure Support Specialist to provide advanced remote and onsite IT support within our Service Desk.

You will act as an escalation point for complex incidents, service requests and infrastructure issues across Microsoft 365, Windows Server, endpoints and networking. The role emphasizes network troubleshooting, day-to-day ticket management, and involvement in infrastructure projects such as office moves, wireless deployments,

Qualifications

• Provide advanced second-line support for incidents and service requests escalated from L1 engineers.
• Troubleshoot and administer Windows Server, Active Directory, Group Policy, DNS, DHCP, file shares, print services and virtualisation platforms.
• Support Microsoft 365 services including Exchange Online, Teams, SharePoint, OneDrive, Entra ID and Intune.
• Troubleshoot and support firewalls, switches, wireless access points, VPNs, VLANs, routing and ISP connectivity.
• Configure and support network infrastructure across client environments, including firewall policies, switching, wireless networks and site connectivity.

Responsibilities

• Take ownership of escalated customer issues through to full resolution within SLA.
• Provide both remote and onsite support for client incidents, changes and service requests.
• Manage a varied Service Desk workload across user, Microsoft 365, server, network and infrastructure issues.
• Coordinate with third-party vendors, ISPs and software providers through to successful resolution.
• Raise and manage change requests, incident reports and implementation documentation where required.

Skills

Networking

Windows Server

Microsoft 365

Active Directory

Tools

Cisco Meraki

Sophos

Fortinet

Aruba

Hyper-V

VMware

Job description

ACUUTECH PTE. LTD. in Singapore seeks an experienced Systems / Infrastructure Support Specialist to provide advanced remote and onsite IT support within our Service Desk.

You will act as an escalation point for complex incidents, service requests and infrastructure issues across Microsoft 365, Windows Server, endpoints and networking. The role emphasizes network troubleshooting, day-to-day ticket management, and involvement in infrastructure projects such as office moves, wireless deployments,