Senior Network Engineer: Data Center & SD-WAN Lead

CareSource; Kentucky; On-site; USD 94,000 - 165,000; Full time

Job summary

CareSource is seeking a Network Engineer III to evaluate, support, implement and monitor network toolsets, lead multi-site solutions and serve as escalation lead for the team. The role emphasizes design of data center switching/routing, capacity planning, and vendor coordination across Cisco, Arista and Aruba SD-WAN ecosystems.

Responsibilities include cloud connectivity initiatives, cross-functional project collaboration with Security, and root-cause analysis for complex incidents across

Qualifications

• Associates degree is required, equivalent experience may be accepted.
• Seven years of network experience required.
• Cisco CCNP required; CCIE preferred or CCDE preferred.
• Arista Level (L3) required; Level (L5) preferred.

Responsibilities

• Design and implement data center switching/routing architectures across Cisco and Arista platforms.
• Own capacity planning for data centers including rack/power/cooling.
• Manage SLAs with co-location providers and carriers; coordinate renewals and outages.
• Lead data center build-outs, expansions, and equipment refresh projects with facilities.
• Own Aruba SD-WAN architecture across branch portfolio and policy design.
• Lead cloud connectivity initiatives (Direct Connect/ExpressRoute, transit gateways).
• Serve as network POC for cross-functional projects with Security; translate needs for firewalls and segmentation.
• Lead root-cause analysis for major incidents and multi-domain outages.
• Develop network standards and lifecycle plans for switching, routing, and SD-WAN.
• Review changes for high-risk maintenance windows; escalate as needed.

Skills

Networking

Data center design

Arista EOS

Cisco IOS

VXLAN

MLAG/vPC

SD-WAN

Cloud networking

Security awareness

Python/Ansible

Project leadership

Vendor management

Education

Associates degree

Cisco CCNP

Cisco CCIE preferred

Arista Level 3 required

Tools

Arista EOS

Cisco IOS

Python

Ansible

Direct Connect/ExpressRoute

Job description

CareSource is seeking a Network Engineer III to evaluate, support, implement and monitor network toolsets, lead multi-site solutions and serve as escalation lead for the team. The role emphasizes design of data center switching/routing, capacity planning, and vendor coordination across Cisco, Arista and Aruba SD-WAN ecosystems.

Responsibilities include cloud connectivity initiatives, cross-functional project collaboration with Security, and root-cause analysis for complex incidents across