The Network Security Firewall Engineer will configure, monitor and maintain network security equipment including, access control lists (ACLs), layer 3 and 4 firewalls, and layer 4-7 application-aware firewalls. Skill in implementation of physical and virtual firewalls. Experience with Remedy trouble ticketing system. Manage firewall and network security systems by establishing and enforcing approved policies. Ability to research and verify ports, protocol and services (PPS) for security compliance. A thorough understanding of how applications communicate over the network using source and destination IP addresses, ports and protocols. Ability to analyze network security requirements and implement perimeter security changes. Serve as a subject matter expert in coordinating and troubleshooting with customers, other infrastructure support activities and business units. Develop network documentation of security infrastructure. Troubleshooting a variety of products within a multi-vendor environment. Monitor network performance and implement performance tuning as necessary. Utilize industry best practices for security, disaster recovery, business continuity, change control. The engineer will design, configure, manage and troubleshoot a variety of network firewall technologies. This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth.