Snr Infra Engr, Infra Hybrid IT

Date: 23 May 2024


Singapore, Singapore

Singtel Group

Primary Purpose
Responsible for planning, designing, installing, maintaining, testing & implementing systems in accordance to specifications & service level. Maintain the system and ensure changes are carried out proper assessment and testing, and meets the expected system availability, performance, security and stability. Perform regular patching and upgrade to ensure the system is compliant to security requirements.

The OS / products used in the project is listed below:

  • Windows OS
  • Unix / Linux OS (Solaris, Redhat, Ubuntu & SUSE)
  • VMWare & vCentre
  • Automation tools (Ansible & Terraform)


  • Plan, design, install, test & implement systems in accordance to specifications & service level. Where relevant, perform the necessary system programming & configuration.
  • Manage systems changes through established change request process & provide status reports to the relevant parties.
  • Respond promptly to incident, investigate & provide temporary &/or permanent resolution of incidents escalated. Provide timely status updates to relevant parties.
  • Conduct root cause analysis & implement pro-active measures. Monitor effectiveness of implemented measures.
  • Monitor & measure the performance & availability of systems proactively; implement corrective actions identified to improve performance & availability.
  • Monitor the agreed service level (.e.g. service request, system availability), document & maintain the configuration of the systems; provide regular reporting to relevant parties.
  • Plan & implement service continuity measures, i.e., backup/restore procedures & disaster recovery plan, to ensure continuous operation of the business.
  • Provide systems related technical advice to customers or project team.
  • Ensure the management of ICT systems adhere to established ISO20000 and ISO27001 processes/ procedures, ITIL best practices and methodologies where applicable.
  • Established facility management standards/best practices to ensure operation consistency across project/facility management teams
  • Possesses good set-up and implementation experience in VMWare vSphere infrastructure, VMWare and vCentre, Windows administration and Unix / Linux OS.
  • Knowledge and capabilities in performing OS and product upgrade, security hardening and compliance, audit and automation.
  • Proficient in Windows and Linux based scripting such as VB scripts, batch command scripts, Power CLI, PowerShell scripting and Unix /Linux Shell script


  • Degree in Information Technology, Computer Science or equivalent
  • 1-3 years of technical experience in the server administration of OS mentioned above
  • Experience in server setup, maintenance, upgrade & security hardening
  • Good programming and analysis skills in Windows Power shell scripting, PowerCLI, Unix shell script and batch script
  • Strong interpersonal, communication and written skills
  • Able to work well in a team environment
  • Provide support at customer side on 24×7 basis

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.