CarMax

Senior Engineer, Network

CarMax

full-time

Posted on:

Origin:  • 🇺🇸 United States

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Job Level

Senior

Tech Stack

AWSAzureCloudDNSFirewallsGoogle Cloud PlatformPythonSplunkSwitchingTCP/IP

About the role

  • 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.

Requirements

  • 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. Qualifications and Requirements
  • 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.).
  • 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.