Senior Network Engineer - Cisco ACI & SDN Specialist

HeartCentrix Solutions; Clinton (MS); On-site; USD 110,000 - 160,000; Full time

Job summary

HeartCentrix Solutions seeks an experienced Network Infrastructure Engineer to support a large enterprise network. You will design and maintain Cisco ACI/Nexus environments, integrate with OpenShift VMM and Cilium, enforce Zero Trust, and use tools like ThousandEyes and DNA Spaces for visibility.

Responsibilities include troubleshooting complex L2/L3 issues, managing VLANs, OSPF, BGP, QoS, and working with Palo Alto security. Documentation and asset inventories are part of the role.

Qualifications

• 10+ years of experience with Cisco networking.
• Strong hands-on production experience with Cisco ACI.
• Understanding of ACI concepts: VRFs, BDs, EPGs, ESGs, L3Out, contracts.
• Experience with OpenShift VMM and Cilium/Isovalent integrations.
• Experience with Cisco Catalyst, SDA, and Cisco ISE.
• Knowledge of network monitoring tools such as ThousandEyes, Cyber Vision, DNA Spaces.
• Strong knowledge of TCP/IP, routing, switching, QoS, and security.
• Excellent troubleshooting, documentation, analytical and communication skills.

Responsibilities

• Design, implement, and support Cisco Nexus and ACI environments.
• Support ACI integrations with OpenShift VMM and Cilium/Isovalent.
• Work with Cisco Catalyst, SDA, and ISE; enforce Zero Trust.
• Monitor networks with ThousandEyes, Cyber Vision, DNA Spaces; troubleshoot L2/L3 issues.
• Create network diagrams, standards, runbooks, and asset inventories.
• Lead network upgrades, modernization, and large-scale initiatives.

Skills

Cisco ACI

Cisco Nexus

VRFs/BDs/EPGs/ESGs/L3Out

OpenShift VMM

Cilium/Isovalent

SDA

Cisco ISE

Zero Trust

Network Monitoring

ThousandEyes

DNA Spaces

TCP/IP

Routing & Switching

VLANs

OSPF

BGP

STP

QoS

Palo Alto Networks

Security

Documentation

Runbooks

Asset Inventories

Tools

Palo Alto firewalls

Job description

HeartCentrix Solutions seeks an experienced Network Infrastructure Engineer to support a large enterprise network. You will design and maintain Cisco ACI/Nexus environments, integrate with OpenShift VMM and Cilium, enforce Zero Trust, and use tools like ThousandEyes and DNA Spaces for visibility.

Responsibilities include troubleshooting complex L2/L3 issues, managing VLANs, OSPF, BGP, QoS, and working with Palo Alto security. Documentation and asset inventories are part of the role.