Sr. Network Engineer

We are seeking an experienced Senior Network Engineer to design, implement, maintain, and troubleshoot enterprise network infrastructure. This individual will support the reliability, security, performance, and scalability of network environments while partnering with infrastructure, security, cloud, and application teams.

Key Responsibilities Design, implement, configure, and maintain enterprise LAN, WAN, WLAN, and data center network infrastructure. Monitor network performance, availability, capacity, and overall health. Troubleshoot complex network connectivity and performance issues across routers, switches, firewalls, wireless infrastructure, and related technologies. Support routing and switching protocols such as BGP, OSPF, VLANs, STP, and TCP/IP. Configure and maintain network security technologies, including firewalls, VPNs, access controls, and segmentation. Participate in network upgrades, migrations, refreshes, and infrastructure modernization initiatives. Develop and maintain network architecture diagrams, technical documentation, standards, and operating procedures. Support incident response, root cause analysis, and problem management for network-related issues. Identify opportunities to improve network performance, resiliency, automation, and security. Collaborate with engineering, security, cloud, systems, and application teams on infrastructure projects. Provide technical guidance and mentorship to other network engineers when needed.

Required Qualifications 5+ years of professional network engineering experience, ideally within a large or complex enterprise environment. Strong understanding of TCP/IP and enterprise routing and switching. Hands-on experience supporting routers, switches, firewalls, VPNs, and wireless networks. Experience with routing protocols such as BGP and OSPF. Strong network troubleshooting and diagnostic skills. Understanding of network security, segmentation, high availability, and redundancy. Experience supporting production environments and resolving complex infrastructure incidents. Strong documentation and communication skills. Preferred Qualifications Experience with technologies from Cisco, Palo Alto Networks, Fortinet, Arista, Juniper, or similar enterprise networking vendors. Experience with cloud networking in Microsoft Azure, Amazon Web Services (AWS), or Google Cloud Platform. Familiarity with SD-WAN, SDN, network automation, and infrastructure-as-code concepts. Experience with monitoring and observability platforms such as SolarWinds, Cisco ThousandEyes, Splunk, or similar tools. Automation or scripting experience with Python, Ansible, PowerShell, or Terraform. Relevant certifications such as CCNP, CCIE, PCNSE, JNCIP, or equivalent experience.