Job Description: F5 & Datacenter Network Engineer
Overview
We are looking for an experienced F5 & Datacenter Network Engineer to support and enhance our enterprise application delivery and datacenter network infrastructure. This role is responsible for maintaining and troubleshooting F5 BIG-IP and rSeries platforms, while also supporting Cisco Nexus and Cisco ACI environments. The ideal candidate has strong hands-on experience with L4–L7 load balancing and a solid understanding of modern datacenter networking.
Key Responsibilities
F5 BIG-IP / rSeries
- Manage and support F5 BIG-IP systems (LTM, SSL, iRules) and rSeries tenants.
- Configure and maintain virtual servers, pools, health monitors, and profiles.
- Perform SSL certificate management, cipher updates, and security hardening.
- Troubleshoot L4–L7 traffic issues using tools such as tcpdump and ssldump.
- Perform TMOS upgrades, hotfix installations, and maintain HA device groups.
- Work with application teams to ensure reliable and secure traffic flows.
Datacenter Networking (Cisco Nexus & ACI)
- Support Cisco Nexus switching platforms (2K/5K/7K/9K).
- Troubleshoot VPC, L2/L3 routing, OSPF, BGP, and EVPN/VXLAN.
- Assist with NX-OS upgrades and hardware lifecycle management.
- Support Cisco ACI operations including tenants, VRFs, bridge domains, EPGs, and contracts.
- Participate in ACI fabric upgrades and health validation.
- Troubleshoot endpoint learning, contract issues, and L3Out connectivity.
General Responsibilities
- Respond to incidents, perform root-cause analysis, and implement long-term fixes.
- Maintain documentation, diagrams, and operational runbooks.
- Collaborate with application, security, and infrastructure teams.
- Follow change management processes and ensure configuration consistency.
Location & Benefits:
Location: Dallas or Chicago (Oakbrook Terrace) Preferred, but remote candidates are acceptable.
Benefits: PTO, Medical, Dental, Vision and 401k
We are unable to sponsor at this time