Network Security Engineer (L2)

NTT Communications; Kuala Selangor; On-site; MYR 60,000 - 80,000; Full time

Job summary

A leading IT services provider in Kuala Selangor seeks a skilled Network Security Engineer (L2) to manage and secure IT infrastructure. You will be responsible for firewall operations, incident management, and ensuring compliance with security policies. The ideal candidate has over 3 years of experience in network security, hands-on expertise with Palo Alto Firewalls, and familiarity with Azure and AWS security tools. This role offers opportunities for growth in a diverse and inclusive work environment.

Qualifications

• 3+ years of experience in network security operations.
• Hands-on experience with Palo Alto Firewalls and basic policy management.
• Understanding of TCP/IP, VPNs, routing, switching, and network segmentation.

Responsibilities

• Responsible for day-to-day firewall operations and incident response.
• Monitor, configure, and maintain Palo Alto NGFWs.
• Analyse traffic logs and firewall alerts to identify potential threats.

Skills

Network security operations

Palo Alto Firewalls (PAN-OS)

Azure Firewall

AWS Security Groups

TCP/IP understanding

Firewall monitoring tools

Education

Palo Alto Networks Certified Cybersecurity Associate (PCCSA)

Azure Security Engineer Associate (AZ-500)

AWS Certified Security Specialty

Job description

Continue to make an impact with a company that is pushing the boundaries of what is possible. At NTT DATA, we are renowned for our technical excellence, leading innovations, and making a difference for our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can continue to grow, belong, and thrive.

Your career here is about believing in yourself and seizing new opportunities and challenges. It’s about expanding your skills and expertise in your current role and preparing yourself for future advancements. That’s why we encourage you to take every opportunity to further your career within our great global team.

Your day at NTT DATA

As a Network Security Engineer (L2) at NTT DATA, you will play an essential role in maintaining our clients’ IT infrastructure and systems. Your expertise will help keep everything running smoothly by proactively monitoring, identifying, investigating, and resolving technical incidents and problems. You'll be the go-to person to restore services and ensure our clients' satisfaction.

Key Responsibilities

• Responsible for day-to-day firewall operations, incident response, and change management support.
• Monitor, configure, and maintain Palo Alto NGFWs, including policy changes, NAT, VPN tunnels, and rule base management.
• Support Azure Firewall, NSGs, and Application Gateway WAF configurations.
• Manage AWS Security Groups, NACLs, and assist in AWS Network Firewall operations.
• Perform L2-level troubleshooting for firewall connectivity, security events, and network anomalies.
• Analyse traffic logs and firewall alerts to identify and escalation of potential threats.
• Perform firewall firmware upgrades, patches, and configuration hardening.
• Perform regular firewall rule reviews and ensure compliance with security policies.
• Document incidents, configuration changes, and operational procedures.
• Generate reports on firewall utilization, security alerts, and network events.

Skills & Qualifications

• 3+ years of experience in network security operations.
• Hands-on experience with Palo Alto Firewalls (PAN-OS) and basic policy management.
• Experience with Azure Firewall, NSGs, and basic cloud network security tasks.
• Experience with AWS Security Groups, NACLs, or AWS Network Firewall.
• Understanding of TCP/IP, VPNs, routing, switching, and network segmentation.
• Familiarity with firewall monitoring tools and log analysis.
• Certifications preferred:
  • Palo Alto Networks Certified Cybersecurity Associate (PCCSA) or PCNSA
  • Azure Security Engineer Associate (AZ-500)
  • AWS Certified Security Specialty

#LI-APAC

Workplace type

Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Accelerate your career with us. Apply today