Senior Network Engineer

Full-time - Mid Level

Harriman, TN

Professional, Scientific, and Technical Services

About the position

The Senior Network Engineer at McLane Advanced Technologies is responsible for deploying and supporting network infrastructure for a Department of Energy contract. This role involves troubleshooting, maintaining Cisco and Palo Alto devices, and developing documentation to enhance network operations. The engineer will work in a remotely administered environment, ensuring effective network performance and reliability while coordinating with customers and managing multiple issues.

Responsibilities

• Deploy and provide ongoing support for Cisco routers and Catalyst switches, including tier 2/3 troubleshooting and engineering.
• Develop and update standard operating procedures for network provisioning and maintenance tasks.
• Operate and maintain Cisco and Palo Alto devices, ensuring all changes are documented.
• Create and update topology diagrams and associated documentation for each office location and network enclave.
• Install and operate open-source software for network performance testing and monitoring.
• Review log events and operate network management applications for fault detection and performance metrics.
• Coordinate multiple open issues and interface with customers at all levels.
• Demonstrate self-initiative and operate without supervision.
• Be flexible to work nights, weekends, and holidays as needed for network maintenance and troubleshooting.

Requirements

• Bachelor's Degree in Computer Science, Engineering, Information Security, or related field.
• 3-5 years of experience supporting Gigabit Ethernet switched LAN networks.
• Working knowledge of Spanning Tree Protocol (STP), VLAN Trunking Protocol (VTP), and related technologies.
• Experience with Cisco VOIP configuration and strong understanding of TCP/IP stack.
• Experience supporting heterogeneous LAN, WAN, and 802.11 wireless networks.
• Strong understanding of application transport and network infrastructure protocols.
• Experience with scripting network operations using Python or Ansible is a plus.
• Recent experience in an enterprise or service provider environment with Cisco network devices.
• Hands-on experience configuring MPLS, BGP, EIGRP, OSPF, and Flex VPN.

Nice-to-haves

• Experience with Wireshark, Ethereal, TCP-Dump or equivalent packet decoding tools.
• Active DOE or DOD Security Clearance.

Benefits

• Equal opportunity employer
• Dynamic work environment
• Opportunities for professional growth