Network Engineer III

Job Summary:

The Network Engineer III is responsible for evaluating, supporting, implementing and monitoring Network Management Toolsets also, implements complex multi-site network solutions, leads projects, and serves as an escalation point for the team.

Essential Functions: Design and implement data center switching/routing architectures (Cisco and Arista) including spine-leaf fabrics, MLAG/VXLAN, and inter-DC interconnects

Own physical capacity planning for owned and co-located data centers: rack/power/cooling capacity forecasting, cabinet and cross-connect layout standards, and structured cabling design

Manage relationships and SLAs with co-location providers and circuit/carrier vendors, including contract renewals, remote-hands escalations, and facility maintenance coordination

Lead data center build-outs , expansions, and equipment refresh/lifecycle projects, including coordination of electrical, mechanical, and physical security requirements with facilities and co-location partners

Own the Aruba SD-WAN architecture across the branch portfolio: policy design, QoS, path conditioning, and Orchestrator administration

Lead cloud connectivity initiatives (Direct Connect/ExpressRoute, transit gateways/virtual WANs, cloud routing strategy) in coordination with cloud infrastructure and security teams

Serve as the primary network point of contact for cross-functional projects with the Security team, translating network architecture and traffic requirements into clear inputs for firewall, segmentation, and zero-trust initiatives without performing the security configuration itself

Lead root-cause analysis for major or recurring network incidents and complex multi-domain outages (LAN/WAN/DC/cloud)

Develop network standards, reference architectures, and lifecycle/capacity plans for switching, routing, and SD-WAN platforms

Lead and review changes for high-risk or complex maintenance windows; act as escalation point for Level I/II engineers

Evaluate new technologies and vendor features (Cisco, Arista, Aruba) and provide recommendations to engineering leadership

Perform any other job related duties as requested.

Education and Experience: Associates degree is required

Equivalent years of relevant work experience may be accepted in lieu of required education

Seven (7) years of network experience is required

Competencies, Knowledge and Skills: Advanced computer and networking skills

Proficient in Microsoft Office Suite to include Word, Excel and PowerPoint

Excellent written and verbal communication skills

Effective listening and critical thinking skills

Strong interpersonal skills and high level of professionalism

Effective problem solving skills with attention to detail

Ability to work independently and within a team environment

Training/teaching skills

Technical writing skills

Time management skills

Leadership experience and skills

Ability to develop, prioritize and accomplish goals

Expert-level Cisco IOS and Arista EOS skills: advanced routing (OSPF, BGP), spine-leaf/VXLAN-EVPN fabrics, MLAG/ vPC

Deep Aruba SD-WAN expertise: Orchestrator policy design, application-aware routing, multi-circuit failover, and SD-WAN-to-data-center integration

Strong understanding of cloud network architecture (AWS/Azure/GCP networking constructs, transit gateways, hybrid routing, BGP over Direct Connect/ExpressRoute)

Strong working knowledge of firewall and security architecture concepts (zones, micro-segmentation, NGFW policy logic, IDS/IPS placement) sufficient to design networks that meet security requirements and to partner effectively with the Security team — not hands-on firewall rule authorship

Proficient with network automation/scripting (e.g., Python, Ansible) for configuration and validation tasks

Strong understanding of data center physical infrastructure design: power redundancy (N+1/2N), cooling architecture, structured cabling standards (e.g., TIA-942), and DCIM tooling

Working knowledge of physical and environmental security controls in data center/co-location facilities (badge access, cameras, environmental sensors) sufficient to coordinate with facilities/security teams and co-location providers, not to manage those systems directly

Strong incident command and root-cause analysis skills across complex, multi-vendor environments

Licensure and Certification: Arista Level (L3) required

Arista Level (L5) preferred

Cisco CCNP required

Cisco CCIE preferred or

Cisco CCDE preferred

Working Conditions: General office environment; may be required to sit or stand for extended periods of time

May be required to work additional hours and/or outside normal business hours as needed to meet deadlines.

Regular movement between multiple building sites will be required. Must be able to work a flexible schedule to support changing and emerging physical security protection situations.

Reside in the same territory they are assigned to work in; exceptions may be considered, due to business need.

Flexible hours, including possible evenings and/or weekends as needed to serve the needs of our members and may refer members to other CareSource resources.

Up to 15% (occasional) travel may be required to travel to different locations, including homes, offices, or other public settings, to perform work duties

Compensation Range

$94,100.00 - $164,800.00 CareSource takes into consideration a combination of a candidate’s education, training, and experience as well as the position’s scope and complexity, the discretion and latitude required for the role, and other external and internal data when establishing a salary level. In addition to base compensation, you may qualify for a bonus tied to company and individual performance. We are highly invested in every employee’s total well-being and offer a substantial and comprehensive total rewards package.

Compensation Type (hourly/salary)

Salary Organization Level Competencies Fostering a Collaborative Workplace Culture

Cultivate Partnerships

Develop Self and Others

Drive Execution

Influence Others

Pursue Personal Excellence

Understand the Business

This job description is not all inclusive. CareSource reserves the right to amend this job description at any time. CareSource is an Equal Opportunity Employer. We are dedicated to fostering an environment of belonging that welcomes and supports individuals of all backgrounds. #LI-GB1

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