Position: Network Engineer
Location: Chicago, IL (Remote)
Hiring: Contract / Fulltime
Overview:
We are seeking a Network Engineer with advanced, hands-on expertise across Cisco enterprise networking, data center /ACI, wireless, security, F5 load balancing, and cloud networking. The ideal candidate will design, implement, and operate highly available network services for campus, data center, and cloud environments, while leveraging modern monitoring platforms for performance, capacity, and reliability.
Key Responsibilities:
- Design, implement, and support enterprise switching and routing across campus and WAN environments.
- Engineer, deploy, and operate Cisco ACI fabrics (policy, fabric operations, multi-site orchestration).
- Manage and optimize wireless infrastructure, including controllers, mobility, and AP lifecycle.
- Secure network perimeters and segments using Cisco FTD/FMC platforms.
- Configure and maintain F5 load balancing and access services for application resiliency and user access.
- Build and support cloud network connectivity, segmentation, and controls in Microsoft Azure and Oracle Cloud.
- Monitor network health, performance, and capacity; drive proactive improvements and root-cause analysis.
- Create and maintain documentation (HLD/LLD, runbooks, topology, standards) and follow change management processes.
- Collaborate with security, cloud, and application teams to deliver end-to-end solutions and troubleshoot complex issues.
Required Skills: Advanced experience level
- Cisco switching: Catalyst 9K
- Cisco routing: EIGRP, BGP
- Cisco ACI: Nexus 9K, APIC, NDO
- Cisco wireless: 9800, mobility, 3800, 9100 APs
- Cisco FTD/FMC: 1000 9000 series
- F5 load balancing: LTM, GTM, APM
- Microsoft Azure
- Oracle Cloud
Monitoring:
- Cisco Catalyst Center
- SolarWinds
- F5 BIG-IQ
Items considered a plus:
- NetScout nGenius
- Cisco Stealthwatch
- Zabbix
- Cisco Meraki
- Cisco ThousandEyes
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