Tier II Network & Configuration Engineer — TS/SCI

Leidos Inc; Chantilly (VA); On-site; USD 73,000 - 133,000; Full time

Job summary

Leidos Inc. is seeking a Tier II Configuration Management Network Technician to support the client's LAN/WAN infrastructure. You will draft configurations, maintain baselines, and coordinate changes while ensuring compliance with DISA STIGs and network policies.

Candidate must have TS/SCI with CI Poly and extensive hands-on experience with Cisco IOS and Juniper JUNOS OS, plus network analysis tools. This role offers growth in a mission-focused engineering environment.

Qualifications

• Experience with designing, testing, and inspecting IT networks and changing baselines.
• Ability to create network diagrams and maintain configuration records.

Responsibilities

• Support the installation and maintenance of the client LAN/WAN devices.
• Create and maintain an up-to-date record of all system components (hardware and software). Illustrate physical locations and links between each item.
• Respond to and resolve incident tickets.
• Establish and maintain consistency of a system or product performance with requirements and design.
• Draft and implement standard network change requests.
• Coordinate with external Configuration Management stakeholders across the ecosystem.
• Coordinate network operations, maintenance, repairs, or upgrades.

Skills

LAN/WAN

Layer 2 switching

Cisco IOS / Junos

Network analysis

Documentation & drawing

Tools

Visio

ServiceNow

Confluence

Cisco IOS

Juniper JUNOS OS

Job description

Leidos Inc. is seeking a Tier II Configuration Management Network Technician to support the client's LAN/WAN infrastructure. You will draft configurations, maintain baselines, and coordinate changes while ensuring compliance with DISA STIGs and network policies.

Candidate must have TS/SCI with CI Poly and extensive hands-on experience with Cisco IOS and Juniper JUNOS OS, plus network analysis tools. This role offers growth in a mission-focused engineering environment.