Network Security Firewall Engineer

Location:Jakarta, Indonesia

Job Overview

We are looking for a skilledNetwork Security Firewall Engineerto design, configure, manage, and optimize enterprise network security infrastructure, with a strong focus onPalo Alto Networks firewalls and Panorama.

The successful candidate will have strong expertise in network security, firewall administration, routing, switching, VPN technologies, and enterprise LAN/WAN environments. This role will work closely with IT, Security, and Infrastructure teams to maintain secure, reliable, and high-performing network connectivity across environments.

Key Responsibilities

• Design, configure, manage, and maintainPalo Alto Networks firewalls, including security policies, NAT, VPNs, and related security configurations.
• Administer and managePalo Alto Panoramafor centralized firewall management, policy administration, monitoring, and configuration.
• Monitor, troubleshoot, and optimizenetwork performance, availability, and securityacross enterprise environments.
• Implement, manage, and maintain network infrastructure includingrouting, switching, LAN, WAN, and VPN solutions.
• Perform regularfirewall rule reviews, policy updates, cleanup, and optimizationto improve security, performance, and compliance.
• Conduct firewall and networkaudits, risk assessments, and security reviewsto identify vulnerabilities and areas for improvement.
• Supportfirewall migrations, upgrades, configuration changes, and policy optimizationwith minimal impact to business operations.
• Monitor and investigate network security events, supportingincident response, threat analysis, and security investigationswhen required.
• Collaborate closely withIT, Security, Infrastructure, and other technical teamsto ensure secure and reliable connectivity across on-premises and cloud environments.
• Troubleshoot complex network and firewall issues and provide timely resolution for incidents and service requests.
• Maintain accuratenetwork diagrams, firewall documentation, configurations, procedures, and operational records.
• Provide technical support, knowledge transfer, and guidance to other members of the network and infrastructure teams.
• Contribute to continuous improvement of network security architecture, operational processes, and security controls.

Required Skills & Qualifications

• Strong understanding of enterprisenetworking protocols and technologies, including:
  • TCP/IP
  • DNS
  • DHCP
  • BGP
  • VLANs
  • Routing and switching
  • VPN technologies
• Hands-on experience administeringPalo Alto Networks firewalls, including:
  • Firewall configuration and troubleshooting
  • Security policy management
  • NAT and VPN configuration
  • Security profiles and threat prevention
  • Panorama administration
• Strong understanding ofnetwork security concepts, including intrusion detection/prevention, threat prevention, access control, and security monitoring.
• Experience managing enterprise-levelLAN, WAN, and VPN infrastructures.
• Practical experience withfirewall migrations, upgrades, rule reviews, and security policy optimization.
• Strong troubleshooting, analytical, and problem-solving skills.
• Ability to analyze network and security events and supportincident response and threat investigation.
• Strong communication and collaboration skills, with the ability to work effectively across IT, Security, Infrastructure, and business teams.
• Ability to create and maintain clear technical documentation and operational procedures.

Preferred Qualifications

• Palo Alto Networks certifications, such asPCNSA or PCNSE, are highly desirable.
• Experience with additional network and security platforms such asFortinet, Check Point, or Cisco/Merakiis an advantage.
• Knowledge and hands-on experience withcloud networking and securityacross platforms such as:
  • AWS
  • Microsoft Azure
  • Google Cloud Platform (GCP)
• Experience supporting enterprise security transformation, firewall modernization, or network infrastructure improvement initiatives is a plus.