Infra Engr, Infra Hybrid IT

Date: 24 Jan 2024


Singapore, Singapore

Singtel Group

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.



  • Bachelor’s degree in a relevant field.
  • At least 3 to 5 years of 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.

Additional Preferred Skills:

  • Microsoft System Center Suite (SCVMM, SCOM, SCCM, WSUS)
  • Exchange 2019 and Skype 2019 administration
  • Netbackup 10.x and Data Domain for backup and recovery solutions
  • Nutanix HCI for virtualization and storage solutions
  • NESSUS for vulnerability assessment
  • F5 load balancers and RSA security solutions
  • Splunk for log management and data analysis

About Singtel

Headquartered in Singapore, Singtel has 140 years of operating experience and played a pivotal role in the country’s development as a major communications hub. Optus, our subsidiary in Australia, is a leader in integrated telecommunications, constantly raising the bar in innovative products and services.

We are also strategically invested in leading companies in Asia and Africa, including Bharti Airtel (India, South Asia and Africa), Telkomsel (Indonesia), Globe Telecom (the Philippines) and Advanced Info Service (Thailand). We work closely with our associates, leveraging our scale in networks, customer reach and extensive operational experience to lead and shape the communications industry.

Together, the Group serves over 700 million mobile customers around world. Singtel is one of the largest listed Singapore companies on the Singapore Exchange by market capitalisation.

The Group has a vast network of offices throughout Asia Pacific, Europe and the USA, and employs more than 23,000 staff worldwide.