Senior Cloud Network Engineer

HCL SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

A technology company in Singapore is seeking an experienced Network Engineer to manage and resolve network incidents and lead technical calls. The ideal candidate will have at least 10 years of experience supporting global infrastructures, possess deep technical knowledge in LAN/WAN, and be proficient with AWS Load Balancers and Cisco products. This position is critical in maintaining seamless regional support and enhancing customer satisfaction through effective communication and troubleshooting. An opportunity for mentorship and technical leadership exists.

Qualifications

• Bachelor’s degree required for role.
• Minimum 10 years of experience supporting network infrastructures.
• Expert level troubleshooting for routing protocols EIGRP, OSPF, BGP.

Responsibilities

• Manage network incidents via ServiceNow platform.
• Lead technical calls during high-severity incidents.
• Mentor junior engineers and support staff.

Skills

Network troubleshooting expertise

Leadership in incident resolution

Customer communication skills

Mentoring junior staff

Education

Bachelor's degree in Computer Science or Information Technology

Tools

ServiceNow

AWS Load Balancers

Cisco Viptela

F5 Load Balancer

Wireshark

Job description

Responsibilities

• Manage and resolve network tickets and incidents using the ServiceNow platform.
• Lead technical incident calls and act as the subject matter expert during high‑severity situations.
• Troubleshoot and provide break‑fix support for complex network issues across LAN, WAN, and cloud environments.
• Perform root cause analysis (RCA) and implement corrective and preventive actions.
• Define, review, and improve operational processes while ensuring adherence to established standards.
• Work collaboratively to ensure timely resolution of issues within defined SLA parameters.
• Mentor and provide technical guidance to junior engineers and support staff.
• Conduct network testing, audits, and compliance checks as required.
• Enhance customer satisfaction through effective communication, ownership, and problem resolution.
• Participate in the Follow‑the‑Sun global support model, ensuring seamless regional transitions.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum 10 years of Network Engineer experience supporting global network infrastructures.
• Deep technical expertise across LAN/WAN architectures.
• Strong experience with AWS Load Balancers and integration of hyperscaler environments with on‑premises data centers and applications.
• Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP and ability to interpret and resolve complex route table problems.
• Expert level knowledge for debugging network devices and outstanding Wireshark reading skills.
• Strong hands‑on experience with Cisco Viptela (vManage, vSmart, vBond, vEdge).
• Switching: Cisco/Arista (STP, HSRP, SVI, EtherChannel, StackWise, VSS, Nexus).
• Wireless: Cisco and Aruba WLAN technologies.
• Load Balancers: F5 (Virtual Load Balancer).