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IT Infrastructure Engineer (L2/L3)

3-6 Years
SGD 4,000 - 8,000 per month
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  • Posted 2 days ago
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Job Description

Job Summary

We are representing a client seeking an experienced IT Infrastructure Engineer (L2/L3) to support and manage enterprise infrastructure environments across on-premise and cloud platforms. This role ensures system stability, performance, and security while supporting projects and troubleshooting complex issues.

Responsibilities

  • Provide L2/L3 support for IT infrastructure including servers, virtualization platforms, networks, cloud platforms, and endpoint systems to maintain operational continuity.
  • Monitor system performance, availability, and capacity to ensure high uptime and reliability of IT services.
  • Troubleshoot and resolve complex infrastructure issues by performing root cause analysis and implementing permanent fixes.
  • Manage incident, problem, and change requests following ITSM processes and meeting SLA requirements.
  • Administer and maintain Windows and Linux servers, Active Directory, DNS, DHCP, and related services to ensure system integrity.
  • Manage virtualization platforms such as VMware and Hyper-V, and oversee storage environments for optimal resource utilization.
  • Support cloud infrastructure (Microsoft Azure, AWS) by provisioning, configuring, and monitoring cloud resources.
  • Perform patching, system upgrades, backups, and disaster recovery activities to safeguard data and system availability.
  • Support network infrastructure including firewalls, switches, VPNs, and troubleshoot connectivity issues to maintain secure communications.
  • Assist in implementing and maintaining security controls, endpoint protection, and access management to protect IT assets.
  • Monitor and respond to security incidents in collaboration with cybersecurity teams to mitigate risks.
  • Support infrastructure-related projects including cloud migration, system upgrades, network enhancements, and data center initiatives.
  • Collaborate with application, data, and service delivery teams to ensure infrastructure readiness for system deployments and ERP transformation.
  • Assist in planning, testing, deployment, and post-implementation support for infrastructure projects.
  • Coordinate with external vendors and service providers to resolve issues, maintain systems, and deliver projects on schedule.
  • Liaise with internal teams to align infrastructure solutions with application and business requirements.
  • Maintain comprehensive technical documentation including system configurations, runbooks, network diagrams, and SOPs for operational consistency.
  • Identify opportunities to improve system performance, automate processes, and enhance operational efficiency.
  • Support knowledge sharing and mentor junior engineers to build team capability and expertise.

Required competencies and certifications

  • Diploma or Degree in Information Technology, Computer Science, or related field.
  • Minimum 3-6 years of experience in IT infrastructure support at L2/L3 level.
  • Hands-on experience with Windows Server, Active Directory, and virtualization platforms such as VMware or Hyper-V.
  • Experience supporting cloud environments including Microsoft Azure, AWS, or equivalent.
  • Solid knowledge of networking fundamentals including TCP/IP, DNS, VPN, and firewalls.
  • Experience with backup solutions, disaster recovery, and system monitoring tools.
  • Familiarity with ITSM processes including incident, problem, and change management.
  • Strong troubleshooting and analytical skills to resolve complex technical issues.

Preferred competencies and qualifications

  • Experience working in hybrid cloud environments and participating in cloud migration projects.
  • Exposure to cybersecurity tools and practices such as endpoint protection and SIEM.
  • Scripting or automation skills using PowerShell, Python, or similar languages.
  • Experience supporting ERP or enterprise application environments.
  • Relevant certifications such as Microsoft, AWS, VMware, Cisco, or ITIL.

Other Information

WOLA RECRUITMENT PTE. LTD. (23C1703)

  • EA Personnel No: R21100547
  • EA Personnel Name: KIT WEE LEX

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Job ID: 146958309