Senior Network Engineer

Singtel Group; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A leading company is seeking a Senior Network Engineer for the Enterprise Platforms Team. You will be responsible for designing and maintaining network infrastructure for Singtel Edge and Private Cloud, ensuring scalable and secure solutions. The ideal candidate should have extensive experience in data center networking and strong leadership skills to mentor junior engineers.

Benefits

Full suite of health and wellness benefits

Ongoing training and development programs

Internal mobility opportunities

Qualifications

• 8-12+ years of experience in a data center.
• Expert-level knowledge of protocols: BGP, OSPF, VXLAN.
• Relevant certifications: CCIE, JNCIE or equivalent.

Responsibilities

• Lead design and manage data center network architectures.
• Implement and enforce network security policies.
• Mentor and guide junior engineers.

Skills

Troubleshooting

Network Automation

Leadership

Education

Bachelor's degree in computer science, information technology

Master's degree in related field

Tools

Cisco Nexus

Arista EOS

Juniper QFX

Job description

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We are seeking a skilled Senior Network Engineer , who will be part of the Enterprise Platforms Team responsible for designing, implementing, and maintaining our network infrastructure for Singtel Edge and Private cloud . This role requires deep technical expertise, strong problem-solving skills, strong leadership skills, the ability to mentor junior engineers, and the capacity to collaborate effectively with cross-functional teams to deliver scalable, reliable, and secure network solutions.

Make an Impact by

• Lead the design, deploy, and manage data center network architectures, including spine-leaf topologies, VXLAN overlays, and network fabric technologies.
• Configure and support network equipment such as switches, routers, firewalls, load balancers, and network security appliances from vendors like Cisco, Arista, Juniper, Palo Alto Networks, etc.
• Architect and implement highly available and scalable network designs to support mission-critical applications and services within the data center environment.
• Implement network automation and orchestration solutions to streamline provisioning, configuration management, and troubleshooting tasks.
• Collaborate with systems, storage, and virtualization teams to integrate network infrastructure with server and storage technologies in a converged or hyper-converged environment.
• Optimize network performance through capacity planning, traffic engineering, and Quality of Service (QoS) implementations.
• Monitor network health and performance using tools such as SNMP, NetFlow, packet analyzers, and performance monitoring platforms.
• Implement and enforce network security policies, including access control lists (ACLs), intrusion detection/prevention systems (IDS/IPS), and encryption technologies.
• Participate in the planning and execution of data center migrations, expansions, and technology refresh projects.
• Document network configurations, procedures, and operational runbooks to ensure knowledge transfer and maintain operational consistency.
• Lead the troubleshooting and resolution of complex network issues .
• Mentor and guide team members and share knowledge to enhance team capabilities and maximise the team work.
• Evaluate emerging networking technologies and make recommendations for adoption based on their potential to improve operational efficiency, scalability, and security

Skills for Success

• Bachelor's degree in computer science, information technology, or related field. Master's degree preferred.
• 8 – 12 + years of experience working as a network engineer in a data center environment.
• Expert-level knowledge of data center networking technologies, protocols, and standards, including Ethernet, TCP/IP, BGP, OSPF, VXLAN, EVPN, and MPLS.
• Hands-on experience with data center networking equipment and platforms, including Cisco Nexus switches, Arista EOS, and Juniper QFX series switches.
• Good Skills in network automation and scripting languages such as Python, Ansible, or Puppet.
• Strong understanding of network security principles and best practices, including experience with firewall policies, VPN configurations, and SSL/TLS encryption.
• Excellent leadership, analytical, problem-solving, and troubleshooting skills.
• Relevant industry certifications such as CCIE, JNCIE or equivalent are highly desirable.

Rewards that Go Beyond

• Full suite of health and wellness benefits
• Ongoing training and development programs
• Internal mobility opportunities

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