Find & Apply For Network Engineer / Architect Jobs in Lake Zurich, Illinois

Network Engineer - Lake Zurich, IL (Lake Zurich, IL, 60047) | 08/10/26

Job Description Job Role:

Network Engineer Location:

Lake Zurich, IL (Onsite) Key Responsibilities 1. Firewall & Security Operations Configure, manage, and support Fortinet FortiGate and Palo Alto NGFW platforms Implement and manage firewall policies, NAT rules, VPNs (IPSec/SSL) Perform rule optimization, cleanup, and policy governance aligned with security standards Monitor network traffic, identify anomalies, and mitigate security threats 2. Design & Implementation Design and deploy secure network architectures and firewall solutions Configure HA setups, SD-WAN, routing, and logging integrations Support firewall migrations (Fortinet ↔ Palo Alto) and technology upgrades 3. Incident Management & Troubleshooting Perform L2/L3 troubleshooting of network and security incidents Conduct root cause analysis (RCA) and implement corrective actions Respond to security alerts and coordinate incident remediation 4. Network & Security Monitoring Monitor and maintain network performance, availability, and security posture Support vulnerability assessments and remediation activities Ensure compliance with security policies, audits, and governance frameworks 5. Change Management & Documentation Handle change requests, upgrades, and patch management Maintain updated network diagrams, SOPs, and configuration documentation Participate in CAB meetings and provide technical inputs 6. Collaboration & Stakeholder Management Work with cross-functional teams (network, cloud, SOC, infra) Provide technical guidance and act as SME for firewall/security technologies Support audits and compliance requirements Technical Skills Required Firewall & Security Fortinet FortiGate (Policies, VPN, SD-WAN, HA, FortiManager/FortiAnalyzer) Palo Alto Networks (NGFW, Panorama, App-ID, User-ID, NAT policies) IDS/IPS, VPN, SIEM, security monitoring tools Networking Strong understanding of TCP/IP, VLANs, DNS, NAT, SSL/TLS Routing protocols:

BGP, OSPF, EIGRP

Switching concepts (VLAN, STP, trunking) Tools & Platforms Experience with Panorama, FortiManager, FortiAnalyzer Knowledge of cloud security (Azure/AWS) - preferred Familiarity with load balancers, WAF, SD-WAN Qualifications Bachelor's degree in Computer Science / IT / related field 6-10+ years of experience in network security and firewall management Strong hands-on experience with Fortinet & Palo Alto platforms Preferred Certifications Fortinet NSE (NSE4 / NSE7) Palo Alto

PCNSE / PCNSA CCNA/CCNP

Security, CISSP (good to have) Network Engineer - Lake Zurich, IL1Network United States