Lead Network Engineer

Position Summary 

The Lead Network Engineer serves as a senior technical leader responsible for design, deployment, and global network infrastructure across data centers, cloud platforms, and international offices. This role leads complex network projects, serves as a technical guide to engineers, and leads  enterprise networking, data center fabrics, cloud connectivity, and operational reliability in a 24/7 global environment. The position requires advanced expertise in EVPN, VXLAN, BGP, AWS, GCP, Azure, Cisco Nexus, Juniper QFX, and Palo Alto NGFW platforms, along with a hands-on technical leadership approach and strong cross-functional collaboration. 

Essential Functions/Responsibilities 

• Lead, maintain and support hybrid cloud networking strategies leveraging AWS Direct Connect, Azure ExpressRoute, and multi-region connectivity. 

• Lead, maintain and support the implementation of scalable, resilient, and secure network solutions across global data centers, cloud environments, and corporate sites. 

• Lead network modernization initiatives utilizing next-generation data center fabrics (using EVPN/VXLAN, BGP, and spine-leaf topologies). 

• Design and support hybrid cloud networking strategies leveraging AWS GCP, Azure, and multi-region connectivity. 

• Support  lifecycle management activities of core network infrastructure, including Cisco Nexus, Juniper QFX, and Palo Alto firewalls. 

• Develop and recommend standards for wireless architecture, including predictive site surveys, RF planning, and performance optimization. 

• Drive automation initiatives to streamline network operations and reduce manual overhead. 

• Lead global network operations workflows, ensuring high availability and performance across all regions. 

• Implement and maintain monitoring, alerting, and incident response protocols for critical infrastructure. 

• Maintain detailed network documentation, including as-built diagrams, logical and physical topologies, and CMDB entries. 

• Ensure alignment with compliance frameworks and internal governance policies. 

• Collaborate with Security and Compliance teams to implement segmentation, threat detection, and vulnerability remediation strategies. 

• Support and and maintain disaster recovery and business continuity plans for network infrastructure. 

• Partner with engineers for remote data center operations, including cabling, hardware deployment, and diagnostics. 

• Engage with Engineering, Cloud, and IT teams to support product launches, infrastructure scaling, and strategic initiatives. 

• Other tasks and activities as assigned. 

Required Education/Experience & Skills 

• 8 years of experience in enterprise network engineering within a lead or principal role. 

• Bachelor’s degree in computer science, Information Technology, Engineering, or a related field 

• Expert-level knowledge of Cisco Nexus 9K/7K, Juniper QFX, and Palo Alto NGFW platforms. 

• Proven experience designing and deploying EVPN/VXLAN fabrics and BGP-based architectures. 

• Strong understanding of cloud networking and direct interconnects across AWS, Azure, and GCP. 

• Experience managing global network environments across multiple regions and time zones. 

• Excellent communication, documentation, and technical leadership skills. 

• Preferred certifications include CCIE, JNCIE, or equivalent expert-level credentials. 

• Preferred experience with network automation tools and languages, including Python, Ansible, and Terraform. 

• Familiarity with VPN technologies, and Zero Trust architectures. 

• Knowledge of network observability tools such as NetBox, Grafana, and SolarWinds. 

Physical Requirements 

• General office environment and responsibilities requiring: 

• Extensive use of the computer which involves viewing a monitor and keyboarding for most of the workday 

• Placing and receiving phone calls 

• Occasionally moving and lifting objects up to 20 pounds 

• Hybrid role based in the Burlington, MA office. 

• Inclusion in a rotating on-call schedule to support critical network operations outside of business hours. 

• May require up to 10% travel as needed