Key skills
Cisco routing and switchingExtreme VOSSFabric ConnectCisco ACICisco NDFCRouting protocols - BGPRouting protocols - OSPFRoute redistributionPolicy controlLayer 2 technologies - VLANsLayer 2 technologies - STPVXLAN/EVPN fundamentalsData center networkingFabric architecturesCisco Certified Network Professional (CCNP)Cisco Certified Internetwork Expert (CCIE)Cisco ACI specialist certificationExtreme Networks certificationsTroubleshooting under pressureLeadershipMentoring
About this role
Ascension is a leading nonprofit Catholic health system committed to reimagining healthcare. They are seeking a Senior Network Engineer to optimize the organization's core routing and switching infrastructure, serve as a technical escalation point for complex network incidents, and drive continuous improvement of the network platform.
Responsibilities:
- Own and optimize the organization's core routing and switching infrastructure across campus and data center environments, ensuring the stability, performance, and availability of critical network services
- Serve as the senior technical escalation point for complex network incidents, leading deep Layer 2 and Layer 3 troubleshooting efforts and restoring service across large-scale production environments
- Drive continuous improvement of the network platform by leading upgrades, migrations, and operational enhancements across Cisco, Extreme Fabric Connect, ACI, and NDFC technologies while mentoring fellow engineers
Requirements:
- High School diploma equivalency with 2 years of cumulative experience OR Associate's degree/Bachelor's degree with 1 year of experience OR 5 years of applicable cumulative job specific experience required
- 2 years of leadership or management experience preferred
- 8–10+ years of hands-on network engineering experience
- Proven experience supporting large-scale enterprise and data center environments
- Expert-level hands-on experience with: Cisco routing and switching (Catalyst, Nexus), Extreme VOSS / Fabric Connect, Cisco ACI, Cisco NDFC
- Strong expertise in: Routing protocols (BGP, OSPF, route redistribution, policy control), Layer 2 technologies (VLANs, STP, VXLAN/EVPN fundamentals), Data center networking and fabric architectures (operational support)
- Demonstrated ability to troubleshoot complex, multi-layer network issues under pressure
- Experience in mission-critical, high-availability environments
- Cisco Certified Network Professional (CCNP)
- Advanced certifications strongly preferred: CCIE (Enterprise Infrastructure or Data Center), Cisco ACI or Data Center specialist certifications, Extreme Networks certifications (VOSS/Fabric Connect)