Senior Network Engineer

POSITION OVERVIEW FLSA: Exempt, Full Time Department: Information Technology (IT) Division: DAN Services Inc Primary Worksite: 6 West Colony Place, Durham, NC Reports to: Vice-President of Information Technology JOB SUMMARY The Senior Network Engineer is responsible for the design, implementation, administration, security, and continuous improvement of the organization's enterprise network infrastructure. This role ensures the availability, performance, and security of wired and wireless networks supporting headquarters, remote offices, cloud environments, disaster recovery operations, and a globally distributed workforce. The Senior Network Engineer collaborates with internal business partners, vendors, and technology teams to architect resilient network solutions that align with organizational goals while maintaining high availability, scalability, and security. This position serves as the technical lead for networking technologies and provides advanced troubleshooting and engineering expertise across the enterprise. CORE RESPONSIBILITIES Network Infrastructure & Operations - Design, implement, configure, and maintain enterprise LAN, WAN, WLAN, and SD-WAN environments. - Manage and support routers, switches, firewalls, load balancers, and network appliances. - Administer TCP/IP networking, VLANs, routing protocols, DNS, DHCP, NAT, and network segmentation. - Ensure reliable connectivity for headquarters, remote users, branch offices, and cloud-hosted resources. - Monitor network performance and proactively identify capacity constraints or bottlenecks. - Perform network optimization to improve reliability, throughput, and resiliency. - Maintain highly available network architectures with redundancy and failover capabilities. Cloud Networking & Hybrid Infrastructure - Design and support Microsoft Azure networking components, including Virtual Networks (VNets), VPN Gateways, Network Security Groups (NSGs), and Azure Firewall. - Configure secure connectivity between on-premises infrastructure and cloud environments. - Support Microsoft Entra ID integration and hybrid networking architectures. - Assist with cloud migrations and modernization initiatives. - Ensure network configurations support Infrastructure as a Service (IaaS) and Platform as a Service (PaaS) deployments. Cybersecurity & Network Security - Configure and manage enterprise firewall policies and access controls. - Support Zero Trust security initiatives and network segmentation strategies. - Monitor and remediate security vulnerabilities affecting network infrastructure. - Implement secure remote access technologies, including VPN and multi-factor authentication integrations. - Assist with incident response activities related to network security events. - Participate in vulnerability assessments and remediation planning. - Collaborate with cybersecurity teams to ensure compliance with organizational security standards. Disaster Recovery & Business Continuity - Design and maintain resilient network architectures supporting disaster recovery objectives. - Ensure redundant Internet connectivity and failover capabilities. - Support replication technologies and recovery connectivity for critical systems. - Participate in disaster recovery planning, documentation, and annual testing exercises. - Develop and maintain network recovery procedures and technical documentation. Network Monitoring & Performance Management - Monitor enterprise network health using monitoring and alerting platforms. - Analyze logs, packet captures, and performance metrics to troubleshoot complex issues. - Identify recurring problems and implement long-term solutions. - Maintain network documentation, topology diagrams, and configuration standards. - Produce reports on network availability, uptime, and performance metrics. Collaboration & Vendor Management - Collaborate with infrastructure, cybersecurity, systems administration, and application teams to support enterprise initiatives. - Work with…