Network Engineer - Data Center

The Network Engineer – Data Center plays a key role in designing, implementing, and maintaining the organization’s mission-critical network infrastructure that supports enterprise and application services.

• Design & Architecture: Develop and maintain high-availability data center network architectures, including core, aggregation, and access layers, using modern design principles (leaf-spine, EVPN/VXLAN, etc.).
• Implementation & Operations: Deploy, configure, and support switches, routers, firewalls, and load balancers across multiple data centers.
• Automation & Optimization: Leverage network automation and scripting tools (e.g., Python, Ansible, Git) to streamline configuration management, change validation, and deployment processes.
• Monitoring & Troubleshooting: Utilize observability tools to monitor performance, analyze trends, and proactively resolve complex network issues.
• Collaboration: Partner with infrastructure, cloud, and application teams to design network solutions that meet business requirements.
• Documentation & Standards: Create and maintain technical documentation, configuration standards, and runbooks.
• Lifecycle Management: Manage hardware/software lifecycle and coordinate upgrades or replacements for end-of-life devices.
• Security & Compliance: Ensure compliance with organizational security standards and industry best practices.

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• 5+ years of experience in enterprise or data center network engineering.
• Proven expertise in Cisco Nexus platforms, ACI, Arista, or Juniper technologies.
• Strong understanding of Layer 2/3 technologies, routing protocols (BGP, OSPF, IS-IS), and multicast.
• Experience with load balancing (F5 Load Balancer) and firewalls (F5, Fortinet).
• Familiarity with network automation frameworks and CI/CD workflows.

• 401k matching
• Health insurance
• Flex time

Comcast is a Fortune 30 global media and technology company.