Network Engineer: Security, SD-WAN & Firewall Specialist

PERSOL; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

PERSOL in Singapore is seeking a network professional to maintain and secure our network infrastructure. The role covers hardware configurations, disaster recovery, and incident resolution across multiple devices including wireless access points and firewalls.

The ideal candidate has 3–4 years of network experience, strong security know-how, and familiarity with HPE, Aruba/Cisco Wi‑Fi, Fortigate, Palo Alto, and Cisco firewalls. SD-WAN knowledge and vendor coordination are a plus.

Qualifications

• 3-4 years of network experience.
• Network security expertise.
• HPE networking equipment knowledge.
• Wi-Fi knowledge with Aruba or Cisco.
• Fortigate, Palo Alto, or Cisco firewall experience.
• Megapop and SD-WAN knowledge.
• Ability to work with vendors.
• Networking best practices.
• PABX knowledge would be advantageous.

Responsibilities

• Maintaining and administering the networks environments including hardware, and configurations.
• Performing disaster recovery operations and data backups when required.
• Protecting data, software, and hardware by coordinating, planning and implementing network security measures.
• Troubleshooting, diagnosing and resolving hardware, software, and network problems.
• Replacing faulty network hardware components when required.
• Monitoring network performance to determine if adjustments need to be made.
• Coordinating computer network access and use.
• Administer, and troubleshoot network infrastructure devices, including wireless access points, firewall, routers, switches, controllers.
• Responding to inquiries from users, IT peers, vendors and to provide technical assistance and support.
• Ensure control and compliance for the systems and servers related are available to only authorize users which follows policies and SOPs closely.
• Attending audit meetings and ensure proper documentation of all work done.
• Vendor management
• Establish/maintains customer relationship with partners or internal users to ensure complete understanding of business processes to enable the delivery of viable Infrastructure solution.
• Provide PABX support based on Client’s SOP and documentation
• Attending to machine faults related to network problems during office and after office hours.

Skills

Networking experience

Network security

Wi-Fi knowledge

SD-WAN knowledge

Vendor management

Networking best practices

PABX knowledge

Tools

HPE network

Aruba/Cisco Wi-Fi

Fortigate firewall

Palo Alto firewall

Cisco firewall

SD-WAN

Job description

PERSOL in Singapore is seeking a network professional to maintain and secure our network infrastructure. The role covers hardware configurations, disaster recovery, and incident resolution across multiple devices including wireless access points and firewalls.

The ideal candidate has 3–4 years of network experience, strong security know-how, and familiarity with HPE, Aruba/Cisco Wi‑Fi, Fortigate, Palo Alto, and Cisco firewalls. SD-WAN knowledge and vendor coordination are a plus.