Senior Windows Administrator

Singtel Group; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading telecommunications company in Singapore is seeking a highly skilled Hybrid IT Engineer to manage and optimize their Windows-based infrastructure. The ideal candidate will ensure the performance and security of Windows servers while collaborating with teams to implement enterprise-wide solutions. Experience with Active Directory, VMware, and strong problem-solving skills are required for this role.

Qualifications

• Experience in administering Windows-based systems and infrastructure.
• Proficiency in Windows Server operating systems (2019).
• Strong understanding of Active Directory, Group Policy, DNS, and DHCP.

Responsibilities

• Implement and manage Windows-based infrastructure and technologies.
• Monitor and maintain health, performance, and security of Windows servers.
• Provide level 2 and level 3 support for Windows-related issues.

Skills

Windows Server administration

Active Directory

Problem-solving

Communication skills

Scripting (PowerShell)

Education

Certifications such as MCSE, MCSA

Tools

VMware

Hyper-V

Job description

We are seeking a highly skilled and experienced Hybrid IT Engineer to manage, maintain, and optimize our Windows-based infrastructure and associated technologies within our hybrid IT environment. The ideal candidate will be responsible for ensuring the health, performance, and security of Windows servers and systems while collaborating with cross-functional teams to implement and support enterprise-wide solutions.

Key Responsibilities

• Implement and manage Windows-based infrastructure and associated technologies.
• Monitor and maintain the health, performance, and security of Windows servers and systems.
• Administer Active Directory, Group Policy, DNS, DHCP, and related services.
• Configure and troubleshoot Hypervisor Nutanix virtualization platforms (e.g., VMware, Hyper-V).
• Install, configure, and manage Windows servers and services, including IIS, SQL Server, Exchange 2019 and Skype 2019
• Collaborate with cross-functional teams to implement and support enterprise-wide solutions.
• Perform routine system and application updates, patches, and upgrades.
• Develop and maintain documentation related to system configurations, processes, and procedures.
• Provide level 2 and level 3 support for Windows-related issues.
• Participate in on-call rotation for after-hours support as needed.

Qualifications

• Experience in administering Windows-based systems and infrastructure.
• Proficiency in Windows Server operating systems (2019).
• Strong understanding of Active Directory, Group Policy, DNS, and DHCP.
• Experience with virtualization platforms such as VMware and Hyper-V.
• Knowledge of scripting languages (e.g., PowerShell) for automation and scripting tasks.
• Familiarity with monitoring tools and systems management solutions.
• Excellent problem-solving and troubleshooting skills.
• Strong communication and interpersonal abilities.
• Certifications such as MCSE, MCSA, or equivalent are a plus.