Network Security Engineer

ALWAYSHIRED PTE. LTD.; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

ALWAYSHIRED PTE. LTD. is seeking an experienced Network Security Engineer to design, implement, and support enterprise IT security infrastructure for customer environments.

This role emphasizes hands-on work with firewalls, network security, and application delivery solutions, and involves close collaboration with customers to deliver secure, high-performing infrastructure. You will manage Palo Alto and Check Point firewalls, configure advanced security features, participate in DR exercises, and

Qualifications

• 4-8 years of network security experience.
• Diploma or Degree in IT, CS, Cybersecurity, or related field.
• Hands-on firewall administration with Palo Alto and Check Point.
• Experience with F5 BIG-IP LTM or similar load balancers.
• Strong knowledge of firewall policies, IPS/IDS, VPN, NAT, and traffic inspection.

Responsibilities

• Design, implement, and manage enterprise security solutions with high availability.
• Administer Palo Alto and Check Point firewalls; configure security policies.
• Manage advanced security features like App-ID, User-ID, Content-ID, and threat prevention.
• Perform centralized management using Panorama and SmartConsole.
• Configure F5 BIG-IP LTM load balancers and monitor health checks.
• Troubleshoot complex security incidents with packet capture and analysis tools.
• Engage with customers to understand requirements and ensure project success.
• Provide on-site support for post-migration activities as needed.

Skills

Network security

Firewall administration

Customer communication

Team collaboration

Education

Diploma or Degree in IT/CS/Cybersecurity

Tools

Palo Alto

Check Point

F5 BIG-IP LTM

Panorama

SmartConsole

Job description

About us:

Our client are looking for an experienced Network Security Engineerto design, implement, maintain, and support enterprise IT security infrastructure for customer environments. This role is ideal for someone with strong hands-on experience in firewall technologies, network security, and application delivery solutions. You will work closely with customers to deliver secure, high-performing infrastructure while providing post-implementation support.

Key Responsibilities

• Design, implement, and manage enterprise security solutions, ensuring high availability, performance, and compliance.
• Administer and maintain Palo Alto and Check Point firewalls, including security policy configuration, optimization, and auditing.
• Configure and manage advanced security features such as App-ID, User-ID, Content-ID, IPS/IDS, and threat prevention.
• Perform centralized firewall administration using Panorama (Palo Alto) and SmartConsole/Management Server (Check Point).
• Configure and support F5 BIG-IP Local Traffic Manager (LTM), including Virtual Servers, Pools, Health Monitors, and load balancing policies.
• Perform firmware and operating system upgrades (PAN-OS, Gaia, TMOS), security patches, and maintenance activities during planned maintenance windows.
• Troubleshoot complex network and security incidents using packet capture and analysis tools such as Wireshark and tcpdump.
• Participate in Disaster Recovery (DR) exercises and High Availability (HA) failover testing to ensure business continuity.
• Work closely with customers to understand security requirements, resolve technical challenges, and ensure successful project delivery.
• Provide on-site support for post-migration activities at customer locations for up to 12 months, depending on project requirements.

Requirements

• 4-8 years of Network Security experience
• Diploma or Degree in Information Technology, Computer Science, Cybersecurity, or a related discipline.
• Hands-on experience with Palo Alto and/or Check Point firewall administration.
• Experience with F5 BIG-IP LTM or other enterprise load balancing solutions.
• Strong knowledge of network security concepts, including firewall policies, IPS/IDS, VPN, NAT, and traffic inspection.
• Familiarity with enterprise network troubleshooting and packet analysis tools such as Wireshark and tcpdump.
• Strong analytical and problem-solving skills with the ability to troubleshoot complex network and security issues.
• Customer-oriented with good communication and stakeholder management skills.
• Self-motivated, proactive, and able to work independently as well as within a team.
• Willing to work on-site at customer premises based on project assignments.

We regret to inform that only shortlisted candidates will be notified.