Haystack
← Back to Jobs
Technology
MS

Network Engineer with Security Clearance

Mission Services LLC (MSI)Oak Ridge, TN🇺🇸United StatesPosted 13 Jul 2026

Why This Role Stands Out

Advance your career as a Network Engineer with a hybrid work model, contributing to critical Department of Energy missions and gaining experience with cutting-edge technologies. You'll thrive in this role if you possess strong Cisco and security expertise, enjoy problem-solving, and value collaboration in a reputable organization.

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Oak Ridge, TN, United States
Posted
1 month ago
TCP/IPDNSPowerShellPythonVMware

Job Description

Title: Network Engineer Location: Oak Ridge, TN
Client: DoE (Department of Energy) Position Overview: The Network Administrator 3 is responsible for managing, maintaining, and optimizing the Department of Energy (DOE) Office of Science's network infrastructure. This role involves working with cutting-edge technologies in a hybrid work environment, ensuring the reliability and security of the network that supports the DOE’s critical scientific missions. The position reports directly to the IT Infrastructure Operations Manager.

Key Responsibilities

  • Network Management: Configure, monitor, and troubleshoot enterprise-level network devices, including routers, switches, firewalls, and load balancers.
  • Security: Implement and manage security protocols, including firewall policies, VPNs, and IDS/IPS systems.
  • Remote and On-site Support: Provide both remote and on-site support, including racking and un-racking network equipment, and manage network infrastructure at remote office sites when necessary.
  • Monitoring and Optimization: Utilize network management tools like SolarWinds for performance tuning, alerting, and ensuring high availability.
  • Documentation: Maintain detailed documentation of network configurations, policies, and procedures.
  • Collaboration: Work closely with cross-functional teams to ensure network alignment with broader IT and business objectives.

Required Qualifications

  • Education: Bachelor's degree in Information Technology or equivalent experience.
  • Certifications: o Cisco CCNA or CCNP in Routing and Switching is required. o Security+ CE
Technical Skills: • Proficiency in TCP/IP, DNS, DHCP, BGP, OSPF, and other network protocols.
  • Hands-on experience with Cisco networking, Palo Alto firewalls, and VMware.
  • Strong skills in VPN technologies, network security, and wireless networking.
  • Experience with Cisco Identity Services Engine (ISE), Cisco DNA Center, and Cisco SD-WAN technologies.
  • Scripting knowledge (Python, PowerShell) for automation of network tasks.

Similar jobs