IT Network Engineer, Principal

Job Summary:  
Lead the design, implementation, operation, administration, and maintenance of secure, scalable Cisco network infrastructures to maximize network and customer uptime. Configure, troubleshoot, test and upgrade network devices to support the implementation of new and existing network technologies and services. Ensure mean time to repair (MTTR) is minimized by effectively and efficiently troubleshooting network impacting events and appropriately planning maintenance activities.  Develop, review, and execute detailed implementation and Change Request (CR) documentation to support the installation, configuration, activation, and deactivation of networks and services across all Shentel corporate offices. Provides technical support, training, and mentoring to Engineers Network System to ensure all systems and infrastructure maintain 99.999% uptime. Ideal candidates will have a deep understanding of Cisco technologies, TCP/IP, routing protocols (BGP, OSPF, EIGRP), and switching (VLANs, STP), as well as previous experience with Cisco IOS and network management tools.

Job Responsibilities:  
• Responsible for designing, implementing, and optimizing enterprise-wide network infrastructure including LAN, WAN, and wireless networks. 
• Maintain efficient and reliable network access to file resources, corporate systems, email, and the Internet. 
• Responsible for configuring routers, switches, firewalls, and other networking devices. 
• Monitor network infrastructure to ensure continuous performance of network operations. 
• Create appropriate alerts, triggers, notifications and reporting necessary for effective problem identification and remediation. 
• Collaborate in project meetings with other departments to define new network project requirements, determine the hardware and architecture that will be required, and schedule the implementation timeline. 
• Build and manage the security infrastructure of the corporate network to include installing hardware, configuring firewalls and Internet content filters, setting up virtual private networks (VPNs), and performing upgrades. 
• Support the organization's wireless networks. Design, deploy, and administer wireless infrastructure and supporting systems. Perform upgrades, patches, and new applications and equipment deployment 
• Develop and maintain accurate and comprehensive detailed network diagrams of the corporate network and specific architectures. 
• Provide troubleshooting and support for network-related incidents, coordinating with internal teams and vendors as needed. 
 
Qualification Requirements:  

Education: High School Diploma is required. Four Year Degree in Computer Science, Engineering or another related technical field is preferred.  

Experience Level: 7-10 years of Network management experience is required. LAN/WAN and Wireless network administration experience in an IT or enterprise environment is required. Network security experience is preferred. 

Job Skills;  
Expert level knowledge of: 
• Deep understanding of Cisco technologies, TCP/IP, routing protocols (BGP, OSPF, EIGRP), and switching (VLANs, STP).
• Previous experience with Cisco IOS and network management tools.
• Network design and implementation with experience in design and architecture documentation creation.  
• Network device interoperability. Ability to configure routers/switches from default state to create, deploy and troubleshoot a basic network capable of L2/L3 communication.  
• Network monitoring methods and processes 
• Network security concepts and processes. Working knowledge of network security products.  
• EPP, Content filter, network device and patching concepts and processes.  
• Firewall and IPS management. Limited firewall / IPS ruleset creation and management experience.  
• Wireless configuration and management. Wireless network design understanding with limited deployment experience.