Network Operations Engineer / Infrastructure Support Engineer (Day 2 Role)

NTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 50,000 - 70,000; Full time

Job summary

A leading technology company in Singapore is seeking an experienced IT professional to deliver operational support for enterprise networks and virtualization environments. You will manage Cisco routing and switching products and support VMware technologies. The ideal candidate will have hands-on experience with data center infrastructure and various operating systems. Relevant certifications are advantageous. This role offers a dynamic work environment and opportunities for professional growth.

Qualifications

• Relevant certifications such as CCNA/CCNP, VMware VCP, or NetApp certifications are advantageous.
• Hands-on experience with Cisco routing and switching (mandatory).
• Good troubleshooting and problem-solving skills.
• Ability to work independently and within a team.

Responsibilities

• Deliver Day 2 operational support for enterprise network and virtualization environments.
• Manage Cisco routing and switching products.
• Support VMware virtualization technologies including vCenter Server and ESXi.
• Collaborate with internal teams for smooth IT service operations.

Skills

Cisco routing and switching

VMware virtualization technologies

Microsoft Windows Server

Linux operating systems

Data center infrastructure

Backup and recovery platforms

Education

Diploma or Degree in Computer Science, Information Technology, or related field

Tools

Cisco UCS

NetApp AFF/FAS

vCenter Server

ESXi

NetBackup

Commvault

Veeam

Job description

Key Responsibilities:

• Deliver Day 2 operational support and troubleshooting for enterprise network, server, storage, and virtualization environments.
• Manage Cisco routing and switching products.
• Support VMware virtualization technologies including vCenter Server and ESXi.
• Maintain server platforms such as Cisco UCS (B-series, E-series, C-series), Dell PowerEdge, and HP ProLiant.
• Oversee storage systems including NetApp AFF/FAS arrays.
• Support hyperconverged infrastructure solutions such as VMware VSAN, VxRail, Nutanix, and Cisco Hyperflex.
• Manage Microsoft Windows Server and Linux (RHEL/Ubuntu) operating systems.
• Handle backup and recovery platforms like NetBackup, Commvault, or Veeam.
• Perform system health checks, patching, upgrades, and routine maintenance.
• Collaborate with internal teams to ensure smooth and reliable IT service operations.

Requirements:

• Diploma or Degree in Computer Science, Information Technology, or related field preferred.
• Relevant certifications such as CCNA/CCNP, VMware VCP, or NetApp certifications are advantageous.
• Hands‑on experience with Cisco routing and switching (mandatory).
• Proven knowledge of data center infrastructure including Cisco UCS servers and fabric interconnects.
• Experience with VMware vCenter Server, ESXi, and hyperconverged infrastructure platforms.
• Familiarity with storage solutions such as NetApp AFF/FAS.
• Strong working knowledge of Microsoft Windows Server and Linux operating systems (RHEL/Ubuntu).
• Experience with enterprise backup software (NetBackup, Commvault, Veeam).
• Good troubleshooting and problem‑solving skills.
• Ability to work independently and within a team.
• Willingness to work office hours with standby and overtime as required.