Senior Network Engineer - Enterprise Networking & Cloud in Chicago
Energy Jobline ZR · Chicago, US ·
- Seniority
- Senior
- Employment
- Contract
- Category
- Network engineering
- Experience
- 7+ years
Energy Jobline ZR · Chicago, US ·
Job Description
Senior Network Engineer – Enterprise Networking & Cloud
Location: Chicago, IL – Hybrid
Schedule: On-site Tuesday, Wednesday & Thursday, 8:00 AM–5:00 PM
Industry: Engineering / Professional Services
Duration: 6-month contract-to-hire
Start: ASAP
RED Global is seeking an experienced Senior Network Engineer to support a large enterprise environment spanning data centers, colocation facilities, Azure cloud, WAN, campus/LAN, wireless, and network security infrastructure.
This is a hands-on engineering role focused on implementation, operations, Tier 3 troubleshooting, and continuous improvement of enterprise network and connectivity services.
Key Responsibilities:
• Provide senior-level operational support and Tier 3 troubleshooting across enterprise network, connectivity, security, and Azure cloud environments
• Configure and troubleshoot Palo Alto firewalls, including policies, NAT, routing, VPNs, certificates, authentication, logging, and high availability
• Design, configure, and support Azure networking and Cisco Catalyst/Meraki switching
• Implement and troubleshoot VLANs, VRFs, STP, HSRP, QoS, redundant paths, iBGP, eBGP, EIGRP, and TCP/IP
• Administer DNS, DHCP, IP address management, subnetting, segmentation, and related network services
• Support remote-access and site-to-site VPN environments, including Zscaler and GlobalProtect
• Troubleshoot complex network incidents across data center, branch, WAN, Internet edge, and cloud environments
• Support network implementations, maintenance, site surveys, and other infrastructure initiatives
Required Qualifications:
• 7+ years of enterprise network engineering experience
• Senior-level experience supporting complex production network environments
• Strong routing and switching knowledge
• Hands-on firewall and network security experience
• Experience troubleshooting enterprise connectivity and network incidents
• Ability to work on-site in downtown Chicago Tuesday through Thursday
Experience:
• Palo Alto firewalls and GlobalProtect
• Cisco Catalyst
• Cisco Meraki
• Microsoft Azure networking
• Zscaler
• BGP, EIGRP, HSRP, VRFs, VLANs, STP, and QoS
• DNS, DHCP, IPAM, subnetting, and network segmentation
Some travel to satellite offices may be required for site surveys, implementations, troubleshooting, and maintenance.
Work Authorization:
Candidates must be U.S. or Lawful Permanent . Sponsorship is not available for this opportunity.