Senior Network Engineer

Job summary

The Senior Network Engineer is responsible for leading the design, deployment, implementation, and lifecycle management of complex network infrastructure systems. Oversees advanced network architecture, configuration, optimization, and maintenance activities. Identifies and resolves complex technical issues, performs in‑depth system assessments, and implements durable solutions to ensure reliability and performance. Responsibilities include managing system updates and patching, executing vulnerability management tasks, monitoring and analyzing system health and logs, and maintaining accurate architecture diagrams and documentation.

Contributes to long‑term infrastructure strategy, provides expert‑level troubleshooting support, and guides best practices throughout the environment.

Essential duties and responsibilities

• Models the mission, vision, values, and culture of the organization

Advanced‑Level Support for Information technology (IT) Environments:

• Provide advanced support to the infrastructure team, assisting staff with complex problems using advanced skills and extensive experience.
• Provide advanced networking support, troubleshooting/resolving incidents, and mentoring lower‑level system engineers.

System Design and Development for IT

• Lower‑level design implementation and deployment of complex systems, ensuring alignment with project objectives and industry best practices.
• Collaborates with project management, stakeholders, applications, service desk, and cybersecurity teams for project scoping, Low‑level design understanding, and ensuring standards are accurate and well‑documented.

Monitoring and Configuration for IT

• Ensure systems are properly configured and proactively monitored in the environment, supporting the team in maintaining these standards.
• Manage the maintenance and patching process, including researching, documenting, and communicating changes; handle change tickets and implement patches in the IT environment.
• Help maintain new and existing monitoring tools

Network Analysis and Troubleshooting for IT

• Perform system analysis, troubleshooting, and debugging to ensure system performance and reliability.
• Recommend new tools and participate in vendor evaluations with the team of new innovative tools.

Network Engineering and Management for IT

• Collaborate with the team and vendors for current industry trends and emerging technologies, recommending their integration into our systems.
• Participate in the evaluation and selection of third‑party tools and components.
• Buildout of low‑level design and network diagrams, new project integration, and innovative deployments.
• Collaborate with the Information Governance group to develop and follow retention policies and processes.
• Adhere to and contribute to change management processes and procedures.

Network Engineering and Administration

• Deploy and implement the overall network infrastructure. This includes LAN, WAN, WLAN, and data center network solutions.
• Implement routing, switching, wireless, and network segmentation strategies throughout the network.
• Deploy the architected network design for the installation, configuration, testing, and management of network equipment across the organization.
• Deploy advanced features such as high availability, wide‑area routing, route redistribution, and link aggregation.
• Manage and maintain routers, firewalls, and assist with defining/implementing complex firewall rules and ACLs.
• Deploy and configure wireless networking management and monitoring technologies.
• Develop and test device hardening standards and processes.
• Advanced understanding of networking concepts, including layer 2/3, wireless, firewalls, ACLs, VPNs, WAN, OSI/TCP/IP models, IP address management, DHCP, DNS, servers, storage systems, network…