Senior System Administrator/ Engineer

United Test And Assembly Center Limited (UTAC); Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

An established industry player is seeking a skilled System Engineer to lead a team and manage Windows Server environments. This role involves mentoring engineers, overseeing system administration, and ensuring high availability of services. You will be responsible for deploying and managing virtual machines, maintaining security protocols, and supporting internal teams with infrastructure requests. If you have a passion for technology and a desire to drive team success, this position offers a fantastic opportunity to make a significant impact in a dynamic environment.

Qualifications

• 5+ years of experience in Windows Server administration and system infrastructure.
• Strong problem-solving and analytical skills are essential.

Responsibilities

• Lead and mentor a team of system engineers while managing tasks and performance.
• Administer Windows Server environments, ensuring optimal performance and security.

Skills

Windows Server Administration

Problem-solving

Analytical Skills

Teamwork

Communication

Education

Degree in Computer Science

Degree in Information Technology

Degree in Engineering

Tools

Microsoft Hyper-V

SCVMM

WSUS

SCCM

SIEM

RADIUS

Job description

Responsibilities:

• 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

• Maintain user Accounts, GPO, DHCP

• 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