Bachelor's or Master's degree in a quantitative field such as economics, data analytics, data science, engineering, finance, statistics, mathematics, or hard science
3+ years' experience in analytics, engineering, or consulting
Advanced SQL
Data Visualization
Advanced Excel skills
Familiarity with CRM platforms
This is not a position for which sponsorship will be provided. Individuals with temporary visas or who need sponsorship now or in the future are not eligible for hire at this time.

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Principal Engineer - Network, Cloud and Identity

CarMax

Plano, TX 75024

Hybrid~ 27 minUrgently Hiring

7+ years of work experience required in Network, Cloud Network, Network Security, and other areas directly relevant to Network/Cloud/Automation responsibilities and tasks; multiple certifications preferred.
Demonstrated experience working in large, complex enterprise environments.
7+ years of experience with enterprise routing, switching, firewalls, and wireless networks, with HPE Aruba and Fortinet experience preferred.
5+ years of experience designing, building, and operating network infrastructure in cloud platforms, with Azure preferred.
Strong understanding of hybrid networking models connecting on‑premise environments with public cloud platforms.
Experience with network automation and scripting using languages such as Python, Ansible or PowerShell.
Proven ability to design and support highly available and resilient network architectures.
Experience driving technical improvements or standards across multiple teams.
Hands-on experience designing, implementing, and supporting Cisco Identity Services Engine (ISE) in enterprise environments.
Strong knowledge of Network Access Control (NAC) concepts and implementations for wired, wireless, and device administration use cases.
Experience configuring authentication and authorization policies within Cisco ISE.
Experience implementing and supporting TACACS+ for device administration and role-based access control.
Ability to act as a technical subject matter expert for ISE and NAC, providing guidance to engineering teams and stakeholders.
Strong analytical and troubleshooting skills, with the ability to resolve complex technical issues.
Clear and effective communication skills, both written and verbal.
Ability to work independently while also collaborating across teams and disciplines.
Attention to detail and a focus on operational stability and security.
Interest in continuous improvement through automation and process optimization.