Senior Network Engineer

Income Insurance Limited; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

Income Insurance Limited in Singapore is looking for a Network Operations Support professional with over 5 years of experience in managing network and security infrastructure. You'll provide operations support, manage firewalls and switches, and participate in network projects.

The ideal candidate should possess strong troubleshooting skills, good communication, and have relevant certifications like Network+ or CISSP. A proactive mindset and willingness to work after hours are essential.

Qualifications

• At least 5 years of hands-on experience in network and security infrastructure.
• Exposure to SD-WAN, VXLAN, and cloud (AWS) preferred.
• Strong troubleshooting and analytical skills.

Responsibilities

• Provide BAU network operations support including monitoring and troubleshooting.
• Manage and maintain network infrastructure including firewalls and switches.
• Participate in procurement and deployment of network solutions.

Skills

Network and security infrastructure

Troubleshooting

Communication

Stakeholder management

Analytical skills

Education

Network+, CISSP certifications

Tools

Palo Alto

Aruba, ClearPass

F5, Alteon

AWS

Job description

Responsibilities

• Provide BAU network operations support (monitoring, troubleshooting, incident resolution)
• Manage and maintain network infrastructure (firewalls, switches, wireless, load balancers, VPN)
• Support and deliver network projects and enhancements
• Monitor network performance and ensure availability and reliability
• Perform patching, firmware upgrades, and security configurations
• Handle network-related service requests and escalation
• Work with vendors and partners for issue resolution and implementation
• Maintain network documentation, diagrams, and asset inventory
• Ensure adherence to change management and configuration policies
• Support audit requests and maintain required artefacts
• Update security standards and baseline documents
• Participate in procurement and deployment of network solutions
• Provide standby support when required

Requirements Experience & Skills

• At least 5 years of hands-on experience in network and security infrastructure
• Strong knowledge in:
  • Firewall (e.g. Palo Alto)
  • Switching and routing
  • Wireless and NAC (e.g. Aruba, ClearPass)
  • VPN and remote access
  • Load balancers (e.g. F5, Alteon)
• Exposure to SD-WAN, VXLAN, and cloud (AWS) preferred
• Experience in network project delivery and operations

Qualifications

• Additional certifications (e.g. Network+, CISSP) are an advantage
• Strong troubleshooting and analytical skills
• Good communication and stakeholder management
• Ability to work independently and under pressure
• Proactive, adaptable, and continuous learning mindset
• Strong ownership and accountability

Others

• Willing to support after office hours when required