Senior Network Engineer: Design, Secure & 24x7 Operations

pccw solutions insys pte. ltd.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

pccw solutions insys pte. ltd. in Singapore seeks an experienced Network Engineer to design, deploy, secure, and maintain complex enterprise networks and security infrastructures across multi-vendor environments.

You will lead end-to-end network operations—from LAN/WLAN architecture and firewall management to advanced routing, security hardening, and 24x7 incident support—serving as escalation point. The role requires CCNP, PCNSE/CCSE, 8+ years of experience, and strong firewall knowledge.

Qualifications

• Bachelor's degree in information technology, Computer Science, or a related field.
• Minimum 8 years of experience in handling Network and Security Domain
• Minimum CCNP is required.
• PCNSE or CCSE equivalent certification is value added.
• Proven experience in managing Palo Alto, Check Point and Fortigate firewalls.
• Proficiency in configuring and troubleshooting Cisco or equivalent switches and Routers.
• Hands-on experience with Aruba ClearPass Policy Manager (CPPM) or similar access control systems.
• Proficient in OSPF and BGP configuration.
• Strong knowledge of network protocols, routing, and switching, and Wi‑Fi standards (802.11 a/b/g/n/ac/ax).
• Excellent problem-solving and analytical skills.
• Excellent skillset on Network Analysis and Migration planning to handle Network projects.
• Effective communication and teamwork abilities.

Responsibilities

• Network Design & Architecture: Plan, design, and implement enterprise LAN and wireless networks (802.11 standards).
• Core Infrastructure & Device Management: Configure, deploy, and manage multi-vendor switches/routers; firewall management.
• Security, Compliance & Incident Response: Lead RCA, ensure SLA compliance, patching, and CIS-aligned hardening.
• Lifecycle & Asset Management: Upgrades, inventory, IPAM, and lifecycle documentation.
• Operations & Facility Support: Health checks, and data center power recovery coordination.

Skills

Network design

Firewall management

Routing & switching

Wi-Fi 802.11

CPPM

Incident response

Multi-vendor support

Education

Bachelor's degree in IT/CS

CCNP certification

PCNSE or CCSE certification

Tools

Cisco IOS devices

Palo Alto Firewalls

Fortigate Firewalls

Aruba ClearPass CPPM

IPAM tooling

Job description

pccw solutions insys pte. ltd. in Singapore seeks an experienced Network Engineer to design, deploy, secure, and maintain complex enterprise networks and security infrastructures across multi-vendor environments.

You will lead end-to-end network operations—from LAN/WLAN architecture and firewall management to advanced routing, security hardening, and 24x7 incident support—serving as escalation point. The role requires CCNP, PCNSE/CCSE, 8+ years of experience, and strong firewall knowledge.