Network Security Engineer

EXCELTECH COMPUTERS PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A technology company in Singapore seeks a Security Engineer to implement and manage F5 and firewall solutions, alongside Azure cloud security. The ideal candidate has 3-5 years of experience in network security, strong technical skills in F5 and Azure platforms, and familiarity with network security principles. This role involves collaboration with cross-functional teams to ensure security policies meet business goals.

Qualifications

• Minimum of 3-5 years of hands-on experience in a network security or engineering role.
• Familiarity with automation and cloud security is a plus.

Responsibilities

• Deploy and maintain F5 system with experience in LTM, WAF, API.
• Implement and enforce granular security policies on F5 and firewalls.
• Collaborate closely with cross-functional teams to ensure alignment of security policies.

Skills

F5 BIG-IP platforms

Azure cloud platform security

Firewall solutions

Network protocols (TCP/IP, DNS, HTTP/S)

Automation skills

Education

Relevant security certifications

Tools

F5 BIG-IP

Cisco FTD

FMC

Job description

Looking for skilled and motivated Security Engineer with 3 years hands-on experience with implementing and managing F5 and firewall solutions, along with a strong understanding of Azure cloud platform and security principles.

Key Responsibilities

• Security Implementation & Management:
  • Deploy and maintain F5 system with experience in LTM, WAF, API
  • Deploy and maintain Azure Cloud security with experience in APIM gateways
  • Implementation and maintenance of network security solutions, with focus on Cisco FTD, FMC and Firewalls
• Security Policy & Configuration:
  • Implement and enforce granular security policies on F5, firewalls, and APIM gateways
  • Perform regular security policy rule base reviews, cleanups, and optimization to ensure a strong security posture and network performance
  • Integrate and configure F5 solutions to enforce application delivery and security policies, including rules
• Documentation & Collaboration:
  • Documentation for diagrams, configurations, and standard operating procedures
  • Collaborate closely with cross-functional teams to ensure security policies align with business objectives

Qualifications

• Experience: Minimum of 3-5 years of hands-on experience in a network security or engineering role
• Technical Skills:
  • Hands-on experience with F5 BIG‑IP platforms, including LTM, WAF/ASM/API, and APM
  • Proven experience with Azure cloud platforms security, including NSG and APIM
  • Implementation knowledge of firewall solution and management security, including FTD and FMC
  • Strong understanding of network protocols (TCP/IP, DNS, HTTP/S) and security principles (firewalls, IDS/IPS, VPNs)
  • Familiarity with automation, cloud security is a plus
• Certifications (Preferred):
  • Microsoft Certified: Azure Security Engineer Associate
  • Cisco Certified Network Professional (CCNP) Security
  • F5 Certified Administrator or F5 Certified Technology Specialist (CTS)
  • Other security certifications like CISSP or CompTIA Security+ are a plus