Senior Network Engineer

8117 - Dallas Technology Hub - 5830 Granite Parkway, Plano, Texas, 75024

CarMax, the way your career should be! 

Senior Network Engineer with expertise in Networking who will be responsible for implementing highly scalable solutions on the Microsoft Azure Public Cloud and On-Premises environment. The ideal candidate will be responsible for designing, implementing, and maintaining our organization's network architecture to ensure optimal performance, security, and scalability. As a member of the team, you will work alongside reliability teams to ensure site reliability and that all releases seamlessly move from development through staging and into production.

The Day to Day:

· Oversee the planning and execution of network projects, provide technical leadership to the team, and collaborate with cross-functional departments to meet business objectives.

· Design, implement, and manage complex network solutions to support business operations.

· Responsible for safeguarding an organization’s computer systems and networks from security breaches, cyber threats, and vulnerabilities.

· Lead network architecture planning, including hardware and software upgrades.

· Provide technical expertise in troubleshooting network issues and implementing solutions.

· Collaborate with IT teams to ensure network security measures are in place.

· Conduct regular network performance monitoring and optimization.

· Mentor and train junior network engineers to enhance team capabilities.

· Evaluate new technologies and make recommendations for network improvements.

· Develop and maintain network documentation for reference and compliance purposes.

Position Requirements-What we are really looking for:

· Proven experience as a Senior Network Engineer or similar role in a large-scale environment. Experience in the planning, design, deployment and support of LAN/WAN/SDWAN/Spine and Leaf and IP architectures.

· In-depth knowledge of networking protocols, hardware, and software solutions including deploying network services and protocols such as TCP/IP, OSPF, BGP, LAN Switching Technologies, Next-Gen Firewalls (Fortinet preferred), and Load Balancing (F5 preferred), etc.

· Extensive experience in traditional route/switch, Wireless technologies, VPN, SSL, DNS, DHCP, and ISE.

· Conduct network security assessments & recommend remediation actions. Hands-on experience with network security. Design and maintain security controls for network infrastructure. Enhance security monitoring and detection systems to identify abnormal behavior.

· Strong leadership skills with the ability to lead projects and teams effectively.

· Experience utilizing a public cloud solution (Azure, AWS, GCP)

· Prior experience working with industry network tools: monitoring (Splunk, NetScout, Zabbix), management (Prime, ISE, Aruba Central), inventory management (Netbox, IPAM), and DNS solutions. Design and implementation experience related of DDI (DNS, DHCP, IPAM) solutions will be preferred.

· Scripting experience with scripting languages (python, GO, PowerShell) and tools (versioning, GitHub) as well as experience utilizing REST APIs, JSON, and YAML.

· Experience with multiple hardware/software platforms such as:

· Cisco

· Fortinet

· F5

· NetScout

· Strong teamwork skills, ability to learn quickly, excellent written and spoken communication.

· Experience working with Agile methodologies.

· Monitor and Troubleshoot network performance and integrity. Resolve escalated issues by troubleshooting both cloud and local infrastructure.

· Automate tasks and assess their effectiveness.

Education and/or Experience:

· 4+ years of network architecture design and/or solution engineering of data center

· 2+ years of network design or administration involving cloud infrastructure [AWS, Azure, Google, etc.]

· 2+ years of scripting or coding experience with one or more languages

· 8+ years of relevant IT experience in large/complex IT architecture environments

· 4-year degree in IT related course of study

· Preferred Professional certifications (e.g., CCNA, CCNP etc.).

About CarMax

CarMax disrupted the auto industry by delivering the honest, transparent and high-integrity experience customers want and deserve. This innovative thinking around the way cars are bought and sold has helped us become the nation’s largest retailer of used cars, with over 200 locations nationwide.

Our amazing team of more than 25,000 associates work together to deliver iconic customer experiences. Along the way, we help every associate grow their career and achieve their best, at work and in their community.  We are recognized for our commitment to training and diversity and are one of the FORTUNE 100 Best Companies to Work For®.

CarMax is an equal opportunity employer, and all qualified candidates will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, protected veteran status, disability status, or any other characteristic protected by law.

Upon an applicant's request, CarMax will consider reasonable accommodation to complete the CarMax Job Application.