Network Engineer

S R INTERNATIONAL INC•Jackson, MS

4d•Onsite

About The Position

The State of Mississippi – Department of Revenue is seeking a highly experienced Network Infrastructure Engineer to design, deploy, secure, and support enterprise network infrastructure across data centers and statewide operations. The role requires strong hands-on experience with Cisco ACI, Cisco Nexus, Catalyst, SDA, Cisco ISE, Palo Alto firewalls, ThousandEyes, Cyber Vision, DNA Spaces, network automation, and enterprise routing/switching. The engineer will support mission-critical infrastructure and modernization initiatives.

Requirements

15+ years of Cisco networking experience
Hands-on Cisco ACI experience in production environments
Strong knowledge of ACI constructs: VRF, Bridge Domains (BD), EPG/ESG, L3Out, Contracts
Experience integrating ACI with Red Hat OpenShift VMM and Cilium/Isovalent
Strong Cisco Catalyst and SDA experience
Experience administering Cisco ISE, including TACACS+ and policy-based NAC
Strong knowledge of ThousandEyes, Cyber Vision, and DNA Spaces or comparable tools
Strong TCP/IP, L2/L3 routing, switching, QoS, and network security knowledge
Experience supporting high-availability enterprise infrastructure
Strong documentation, architecture diagram, analytical, and communication skills
Hands-on experience with container networking and virtualization integrations
Experience with network automation using Python, Ansible, and REST APIs
Experience with Palo Alto Networks NGFW
Firewall configuration and troubleshooting
Security profiles and policy development
NAT, App-ID, URL filtering, and WildFire
Foundational understanding of network security threats and policies

Nice To Haves

CCNA
CCNP Data Center
CCNP Enterprise
Cisco Specialist – ACI, SDA, or ISE
PCNSA
PCNSE
ThousandEyes/Cyber Vision or related training

Responsibilities

Design, implement, and maintain Cisco Nexus platforms running ACI mode, including VRFs, BDs, EPGs/ESGs, L3Out, contracts, and fabric policies.
Integrate ACI with OpenShift VMM and Isovalent/Cilium.
Configure and optimize RoCEv2 within the ACI fabric.
Troubleshoot ACI fabric health, faults, endpoint learning, contracts, and multi-tenant segmentation.
Deploy and support Cisco Catalyst platforms and SDA wired/wireless fabrics.
Manage SDA underlay/overlay, policy mapping, authentication integrations, and assurance operations.
Configure and administer Cisco ISE for TACACS+, authentication/authorization, and endpoint profiling.
Support Zero Trust initiatives through identity-centric segmentation.
Deploy and manage ThousandEyes for visibility, routing analysis, and performance monitoring.
Support Cisco Cyber Vision for OT/IoT visibility, device classification, and behavior analysis.
Manage DNA Spaces for location analytics, telemetry, and wireless intelligence.
Troubleshoot complex L2/L3 networking issues involving VLANs, OSPF, BGP, STP, and multicast.
Design and implement Palo Alto Networks security solutions.
Create and maintain architecture diagrams, standards, runbooks, and asset inventories.
Support modernization planning, platform upgrades, procurement, and statewide technology initiatives.