Network Security Engineer (Contract) - PSCY042

Alphaeus Pte Ltd; Singapore; On-site; SGD 60,000 - 120,000; Full time

Job summary

Alphaeus Pte Ltd is seeking a Network Security Engineer responsible for operational tasks across firewalls, IPS, proxies, and WAF. You will monitor performance, maintain security solutions, and use diagnostic tools to troubleshoot complex network issues.

You will analyze WAF violations and provide insights to strengthen the organization’s security posture. The role requires flexibility for post office-hours activation to support critical incidents.

Qualifications

• Knowledge of networking protocols (TCP/IP, VLANs, VPNs).
• Basic app security knowledge; interpreting HTTP status codes and WAF violations.
• Experience with security devices from vendors: Palo Alto, Check Point, Trend Micro, Fortinet and F5.
• Experience with SIEM and Network Performance Monitoring (NPM).
• Understanding of network security best practices and tools.

Responsibilities

• Monitor performance of security solutions and troubleshoot network issues.
• Analyze WAF violations and provide remediation suggestions.
• Generate reports to support decision-making and security assessments.
• Be available for post-office-hours activation to support incidents.

Skills

TCP/IP

VLANs

VPNs

Routing/Switching

WAF violations

SIEM

NPM

Firewalls

Palo Alto

Check Point

Trend Micro

Fortinet

F5

Microsoft Office

Tools

Palo Alto

Check Point

Trend Micro

Fortinet

F5

Job description

As a Network Security Engineer, you will be responsible for executing critical operational tasks across a comprehensive suite of network security solutions, encompassing but not limited to, network firewalls, intrusion prevention systems (IPS), proxies, and web application firewalls(WAF). Your core responsibilities will include monitoring system performance, maintaining security solutions to optimal standards, and employing advanced diagnostic tools to troubleshoot complex network issues. You will play a crucial role in analyzing and providing detailed insights on WAF violations, contributing to the organization's security posture. The position requires flexibility for post office-hours activation to provide essential support and troubleshooting services. Additionally, you will be tasked with conducting thorough data tabulation and generating comprehensive reports to support decision-making processes and security assessments.

As a Network Security Engineer, You Will Need To

• Possess knowledge on networking protocols and technologies like TCP/IP, VLANs, VPNs, and routing/switching.
• Possess fundamental application security knowledge like interpretation of HTTP response status codes and WAF violations. Higher proficiency in application security knowledge to advice on remediation measures is an added advantage, but not mandatory.
• Be proficient with network equipment from vendors like Palo Alto, Check Point, Trend Micro, Fortinet and F5.
• Experience in solutions that supports the primary job tasks, like Network Performance Monitoring (NPM) and Security Information and Event Management (SIEM).
• Understanding of network security best practices and tools.
• Strong problem-solving skills and ability to work under pressure. Willingness to learn.
• Fundamental skills on Microsoft Office products like Word and Excel.
• Additional certifications like CCNA, CCNP or product (with reference to products listed above) certifications are a plus.