American IT Systems

Network Security Engineer

Chicago, IL, US

Hybrid
Full-time
about 1 month ago
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Summary

Title: Network Security Engineer
Location: Atlanta, GA/ Chicago, IL Hybrid - Flexible. No Remote


Design, implement, and manage network security solutions using Palo Alto Firewalls
Configure and support GlobalProtect VPN for secure remote access
Manage and troubleshoot Cisco LAN switching and routing (VLANs, STP, OSPF, BGP, EIGRP)
Monitor, analyze, and respond to network security incidents
Implement and maintain firewall policies, NAT rules, and security profiles
Manage SD-WAN deployments, monitoring, and troubleshooting
should have hands-on experience in Network segmentation implementation, EOL Switch replacements
Perform network performance tuning, capacity planning, and optimization
Ensure compliance with security standards and best practices
Work closely with cross-functional teams on network upgrades and migrations
Create and maintain network documentation and diagrams

Responsibilities
Design, implement, and manage network security solutions using Palo Alto Firewalls
Configure and support GlobalProtect VPN for secure remote access
Manage and troubleshoot Cisco LAN switching and routing (VLANs, STP, OSPF, BGP, EIGRP)
Monitor, analyze, and respond to network security incidents
Implement and maintain firewall policies, NAT rules, and security profiles
Support SD-WAN deployments, monitoring, and troubleshooting
Perform network performance tuning, capacity planning, and optimization
Ensure compliance with security standards and best practices
Work closely with cross-functional teams on network upgrades and migrations
Create and maintain network documentation and diagrams

Qualifications we seek in you!
Minimum Qualifications
Bachelor's degree in any stream
Strong hands-on experience with Palo Alto Firewalls (PAN-OS)
Expertise in GlobalProtect VPN configuration and support
Solid knowledge of Cisco switching and routing
Experience with LAN technologies (VLANs, Trunking, STP)
Understanding of routing protocols (OSPF, BGP, EIGRP)
Familiarity with SD-WAN concepts and solutions
Experience with network monitoring and troubleshooting tools
Good understanding of network security principles and best practices

Preferred Qualifications/ Skills
Palo Alto certifications (PCNSA / PCNSE)
Cisco certifications (CCNA / CCNP)
Experience in enterprise or multi-site network environments
Exposure to cloud networking (AWS / Azure) is a plus

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