Lead Systems Administrator / Engineer

UTAC; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

UTAC is seeking a skilled IT Infrastructure Lead in Singapore to lead a team of system engineers responsible for Windows Server environments, Hyper‑V SCVMM, and secure authentication services. The role emphasizes hands‑on administration, mentoring, and delivering reliable infrastructure across on‑premises and virtualized platforms.

You will coordinate patch management, log analysis, and compliance tasks while collaborating with internal teams.

Qualifications

• Degree in Computer Science, Information Technology, Engineering or equivalent.
• Minimum 5 years of related working experience in Windows Server administration and system infrastructure.
• Excellent problem‑solving and analytical skills.
• Effective communication and teamwork abilities.

Responsibilities

• Lead and mentor a team of system engineers.
• Assign tasks and track team performance.
• Act as an escalation point for technical issues.
• Install, configure, and maintain Windows Server environments.
• Deploy, manage, and maintain Hyper-V SCVMM virtualization, including live migration and clustering.
• Configure and support RADIUS with NPS for secure auth.
• Manage internal PKI infrastructure and certificate life cycle.
• Apply security patches via WSUS/SCCM and third‑party tools.
• Review Windows event logs and integrate with SIEM for incident detection.
• Maintain terminal servers, file servers, and print configurations.
• Assist with onboarding/offboarding and internal infrastructure requests.
• Participate in audits and data collection for compliance.
• Execute maintenance or configuration changes as needed.

Skills

Team leadership

Problem solving

Analytical skills

Communication

Teamwork

Education

Bachelor’s degree in Computer Science / IT / Engineering

Tools

Hyper-V / SCVMM

WSUS

SCCM

NPS

PKI

SIEM

Job description

• Lead and mentor a team of system engineers
• Assign tasks and track team performance
• Act as an escalation point for technical issues
• Windows Server Administration.Install, configure, and maintain Windows Server environments, ensuring high availability and optimal performance
• Deploy, manage, and maintain virtual machines using Microsoft Hyper-V SCVMM, including live migration, clustering, and VM snapshots
• Configure and support RADIUS (Remote Authentication Dial-In User Service) for secure network authentication, often integrated with Network Policy Server (NPS)
• Manage internal PKI infrastructure, including certificate issuance, renewal, revocation, and compliance with security policies
• Regularly apply security patches and system updates using tools like WSUS, SCCM, or third-party patch management solution
• Review and analyze Windows event logs and integrate logs into a SIEM solution for proactive security incident detection and response
• Maintain and support terminal servers for remote user access, including licensing, session management, and performance tuning
• Manage file servers, shared permissions, storage quotas, and print server configurations, ensuring reliability and security of access
• Perform urgent troubleshooting and recovery for unexpected server or service failures.
• Assist with user and system onboarding/offboarding activities
• Support internal teams with infrastructure-related requests (e.g., creating VMs, adjusting firewall rules)
• Participate in internal audits or data collection for compliance and reporting
• Execute one-off maintenance or configuration changes based on business or project needs

Requirements:

• Degree in Computer Science, Information Technology, Engineering or equivalent
• Minimum 5 years of related working experience in Windows Server administration and system infrastructure
• Excellent problem-solving and analytical skills
• Effective communication and teamwork abilities