Network Engineer

Location: Amarillo, TX
- Pantex Plant

Job Title: Network Engineer

Career Level From: Senior Associate

Career Level To: Senior Specialist

Organization: Networking )

Job Specialty: Network Administration

We are seeking a highly motivated and experienced Network Engineer to join our dynamic Information Technology (IT) team. As a Network Engineer, you will be integral to a national security mission focused on maintaining the safety, security, and effectiveness of the United States nuclear weapons stockpile. Operating within the Network Operations team of the Information Technology (IT) organization, this role involves designing, implementing, and managing complex network architectures, ensuring high availability, performance, and security.

The ideal candidate will have a strong understanding of network infrastructure, security, and troubleshooting, with a proven track record of maintaining and optimizing complex network environments. This role requires a professional who can balance day‑to‑day operational support with involvement in network modernization initiatives.

• Administer and maintain enterprise networks, including configuring and lifecycle management of network devices such as routers, switches, firewalls, virtual private network (VPN) s, and wireless infrastructure.
• Perform network maintenance and system upgrades, including service packs, patches, hotfixes, and security configurations.
• Monitor network performance and integrity, ensuring the stability, reliability, and security of the network.
• Troubleshoot and resolve complex network issues in a timely manner.
• Implement and manage next-generation firewall platforms (e.g., Palo Alto), including high availability configuration, secure sockets layer (SSL) decryption, policy optimization, and intrusion detection/prevention systems (IDS/IPS).
• Develop and deploy scalable and resilient network architectures to support high availability, fault tolerance, and future growth.
• Engineer and support complex routing strategies using protocols such as Enhanced Interior Gateway Routing Protocol (EIGRP), Open Shortest Path First (OSPF), and Border Gateway Protocol (BGP), ensuring optimal route redistribution, convergence, and path selection.
• Design, deploy, and manage hybrid network topologies, including integration with cloud environments (e.g., Microsoft Azure Virtual Networks, Express Route, peering).
• Support the implementation and management of Network Access Control (NAC) solutions (e.g., Cisco Identity Services Engine (ISE) for endpoint compliance and identity-based access control.
• Administer, monitor, and support Cisco Unified Communications Manager (CUCM), Cisco Unity Connection, and other Cisco Voice over Internet Protocol (VoIP) systems, including voice gateways, internet protocol (IP) phones, and their associated infrastructure, to ensure reliable communication services.
• Deploy, configure, and maintain Cisco wireless network infrastructure, including wireless Local Area Network (LAN) controllers (WLCs) and access points, to ensure seamless and secure wireless connectivity.
• Maintain accurate technical documentation, including topology diagrams, configuration baselines, IP address management, and change control records.
• Collaborate with other IT disciplines, including cloud, systems, and security teams, to deliver integrated solutions.
• Provide technical leadership and mentorship to junior technical staff as needed.

• Bachelor's degree in engineering/science/information technology discipline:
  Minimum 2 years of relevant experience. Typical engineering/science experience ranging from 3 to 7 years.
• OR Master's degree in engineering/science/information technology discipline.
• OR applicants without a bachelor's degree may be considered based on a combination of at least 10 years of completed education and/or relevant experience

• Bachelor's degree in engineering/science/information technology discipline with a minimum of four years of relevant experience or a Master's degree in engineering/science/information technology discipline with a minimum of two years of relevant experience.
• Network…