Network Security Engineer(F5) - Islandwide, SG

Roles & Responsibilities

Key Responsibilities

Security Implementation & Management

Deploy and maintain F5 systems with experience in LTM, WAF, API.

Deploy and maintain Azure Cloud security, with experience in APIM gateways.

Implement and maintain firewall management and security solutions.

Security Policy & Configuration

Implement and enforce granular security policies on F5, firewall solutions, and Azure APIM gateways.

Perform regular policy rule base reviews, cleanups, and optimizations to maintain a strong security posture and network performance.

Integrate and configure F5, firewall, and security solutions to enforce application delivery and security policies.

Documentation & Collaboration

Prepare and maintain diagrams, configurations, and standard operating procedures.

Collaborate with cross-functional teams to ensure security policies align with business objectives.

Qualifications

Experience : 3–5 years of hands-on experience in network security or engineering roles.

Technical Skills :

Hands-on experience with F5 BIG-IP platforms (LTM, WAF / ASM, API).

Proven experience with Azure cloud security (NSG, APIM).

Implementation knowledge of network firewall solutions (FTD, FMC).

Strong understanding of network protocols (TCP / IP, DNS, HTTP / S).

Knowledge of security principles (firewalls, IDS / IPS, VPNs).

Familiarity with automation and cloud security is a plus.

Preferred Certifications

Microsoft Certified : Azure Security Engineer Associate

Cisco Certified Network Professional (CCNP Security)

F5 Certified Administrator or F5 Certified Technology Specialist (CTS)

Other relevant security certifications (CISSP, CompTIA Security+)

Tell employers what skills you have

Switches

Troubleshooting

Azure

Architectural

CCNP

Routing

Networking

WAN

Network Security

VPN

DNS

Checkpoint

CISSP

Firewalls