Senior IT Infrastructure & Security Architect – Dover

OPUS IT Services Pte Ltd

Singapore

On-site

SGD 120,000 - 180,000

Full time

10 days ago
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Job summary

OPUS IT Services Pte Ltd in Singapore is seeking an all-round IT leader to drive enterprise IT strategy, workplace transformation, and cybersecurity compliance from a Dover-based location. You will oversee ITSM, network architecture, and governance while guiding cross-functional teams.

The role requires 3–6 years in ITSM with hands-on Wintel, EUC, and security experience, plus strong vendor and budgeting skills. Expect collaboration with government-grade standards and modern tech like AI tools.

Qualifications

  • Advanced diploma or Bachelor's degree in IT/CS/Engineering with 3–6 years IT Service Management experience.
  • Hands-on experience in Wintel infrastructure, server room management, and EUC systems.
  • Experience with WoG/IM8 or ISO27001 considerations is advantageous.

Responsibilities

  • Lead ITIL-aligned Tier 1–3 support teams.
  • Modernize ITSM with AIOps and automated ticketing to reduce MTTR.
  • Architect high-availability LAN/WAN networks and secure infrastructure.
  • Ensure WoG/IM8 and ISO27001 compliance in operations.
  • Oversee vendor contracts, OpEx/CapEx budgeting and licensing.
  • Serve as technical liaison between teams, NRF end-users, and management.

Skills

Windows 10/11
Intune
SCCM
WSUS
Microsoft 365
Entra ID
Enterprise AI tools
Strategic planning
Troubleshooting

Education

Degree in IT/CS/Engineering

Tools

VMware
Hyper-V
LAN/WAN
Firewalls
ZTNA
Syslog monitoring

Job description

OPUS IT Services Pte Ltd in Singapore is seeking an all-round IT leader to drive enterprise IT strategy, workplace transformation, and cybersecurity compliance from a Dover-based location. You will oversee ITSM, network architecture, and governance while guiding cross-functional teams.

The role requires 3–6 years in ITSM with hands-on Wintel, EUC, and security experience, plus strong vendor and budgeting skills. Expect collaboration with government-grade standards and modern tech like AI tools.

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