Sr. Network Engineer

About The Role

Senior Network Engineer is responsible for design, implementation, and support of the enterprise network infrastructure, ensuring secure, reliable, and high‑performance connectivity across on‑premises and cloud environments. This role provides end‑to‑end ownership of network architecture with a strong focus on routing, switching, security, and availability. The engineer may supervise junior staff and provide technical leadership within the team. The position defines and evolves enterprise network standards and architecture, aligning solutions across on‑premises data centers, VMware‑based environments, and Microsoft Azure to meet business and operational requirements.

• Lead and supervise the network group, assigning work, authorizing timesheets, approving vacation requests, and assisting in recruitment and evaluation processes.
• Ensure the health, reliability, and security of the company’s local and wide‑area networks by monitoring and analyzing hardware, software, utilization, and availability logs and taking corrective actions as required.
• Plan resource allocation and develop work plans for the network group.
• Manage multiple and simultaneous complex technology projects with a significant impact to the company.
• Manage new services, business solutions, service delivery, and/or migration to new systems.
• Participate and contribute to the strategic plan for the company’s enterprise network.
• Resolve escalated complex network system limitations and access problems for all enterprise systems.
• Review network policies and deliver recommendations based on current and future needs and industry best practices.
• Perform knowledge transfers among team members by preparing and maintaining documentation for networks, systems, processes, procedures, and solutions.
• Provide consultation to executive management.
• Design, implement, and support enterprise LAN/WAN, SD‑WAN, wireless, VPN, internet edge, and data center networking.
• Manage and optimize routing and switching infrastructure (BGP, OSPF, VLANs, STP, QoS, multicast).
• Administer enterprise firewalls, segmentation, and secure remote‑access solutions.
• Lead network security initiatives aligned with zero‑trust architecture and cybersecurity best practices.
• Support cloud networking in Azure including Express Route, VPN gateways, and hybrid connectivity.
• Maintain high availability and disaster recovery networking strategies.
• Perform packet captures, deep‑dive troubleshooting, and root cause analysis for critical outages.
• Maintain network monitoring, alerting, configuration backup, and performance management platforms.
• Manage network lifecycle activities including upgrades, patching, hardware refreshes, and capacity planning.
• Create and enforce network standards, diagrams, and operational documentation.
• Effectively oversee junior staff and vendors/suppliers.
• Engage in regular professional development by participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations.
• Maintain regular and predictable attendance.
• Perform the role in a company‑designated office or field location.
• Understand and comply with the company’s Code of Business Conduct and Ethics and other industry‑specific professional and ethical conduct standards, if applicable.
• Perform other duties as assigned.

• 7+ years of enterprise network engineering experience.
• Strong understanding of routing protocols (OSPF, BGP), switching technologies (VLANs, STP, trunking, Ether Channel), and IP subnetting and scalable network design.
• Experience supporting and troubleshooting multi‑site enterprise networks.
• Solid understanding of core network security fundamentals and hands‑on experience with firewall policy and rule management.
• Knowledge of network segmentation (DMZ, internal zones, guest networks) and familiarity with VPN technologies (site‑to‑site and remote access).
• Basic IDS/IPS concepts and troubleshooting.
• Experience with WAN design and troubleshooting; understanding of internet edge connectivity and load‑balancing concepts.
• VMware networking knowledge: virtual switches, distribution switches,…