Senior Engineer, Network

About the role

NASCAR seeks an experienced Senior Network Engineer to help shape and advance a resilient, high-performance network infrastructure that powers our enterprise and fan-facing experiences.

Responsibilities

• Ensure consistent, reliable network operations by following and improving established processes
• Monitor, analyze, and optimize performance across data, voice, and wireless networks
• Diagnose and resolve complex network and hardware issues; identify root causes and implement sustainable solutions
• Triage and manage incidents, service requests, and problems from internal customers with a focus on timely resolution
• Recommend and implement network improvements based on incident trends, performance data, and evolving business needs
• Research and evaluate emerging technologies, protocols, and network infrastructure solutions
• Maintain the stability and integrity of enterprise voice, video, data, and wireless platforms
• Support disaster recovery and business continuity planning and execution
• Communicate effectively through ticketing systems and support channels, ensuring transparency and accuracy
• Manage multiple priorities while meeting service-level commitments in a fast-paced environment
• Develop and maintain comprehensive documentation, including network diagrams, procedures, and design standards
• Participate in an on-call rotation as scheduled by the Director of Network Engineering

Requirements

• Associate degree in a related field or equivalent experience
• 5+ years of experience in a Network Engineering role
• CCNA (Required)
• CCNP (Strongly preferred - ENCOR + concentration exam)
• Strong proficiency in enterprise network operations and troubleshooting
• Experience supporting on-site events and engineering deployments
• Hands-on experience with Cisco, Juniper, Extreme, Palo Alto, and Ubiquiti technologies
• Deep knowledge of routers, switches, firewalls, VPNs, IDS/IPS, and load balancing solutions
• Experience with cloud networking in AWS and Azure environments
• Strong understanding of WAN technologies, BGP, and telecommunications providers
• Familiarity with network monitoring tools and packet capture analysis
• Knowledge of data center environments, including VXLAN, virtualization, DNS, storage, and environmental systems
• Experience with Cisco Unified Communications Manager and Microsoft Teams Voice
• Expertise in voice routing and troubleshooting across multiple phone systems
• Strong analytical and problem-solving skills with the ability to manage complex technical challenges
• Ability to work independently while contributing effectively to cross-functional teams
• Prominent ability to document, communicate, and present technical solutions clearly to both technical and non-technical audiences
• Demonstrated commitment to continuous improvement and operational excellence
• Effective prioritization, organization, and execution aligned to business and strategic goals
• Experience across the full lifecycle of network projects (design, test, deploy, validate, operate, optimize, decommission)
• Strong collaboration mindset with the ability to share knowledge and elevate team performance
• Capacity to perform effectively under pressure while adhering to established processes
• Exposure to automation and scripting using Python, REST APIs, JSON, XML, and Git