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# Defense Red Switch Network (DRSN) Support Technician III

- **Company:** Leidos, Inc.
- **Location:** Shiloh, IL, United States
- **Experience:** Experienced
- **Salary:** $48,100.0 - $86,950.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Access, Microsoft Word, Microsoft Excel, VoIP, Microsoft Outlook, Cyber Security, Multiplexing, Internet Protocol, Microsoft Office, Network Control, Packet Analyzer, Network Management System, Microsoft PowerPoint, Network Routers, Computer Network Operations, Juniper, Cisco, Servicenow
- **Published:** August 16, 2026
- **Apply:** https://www.careerjet.com/job/us0c1589c803cef43d5120fb177bdca460/eaa

## About the Role

Hold DoD-8570 IAT Level 2 baseline certification (Security+ CE or equivalent) prior to start date.
Able to work in a 24x7 shift work environment.
Must have an active DoD Top Secret security clearance.
Requires general understanding of both voice infrastructure and IP network topologies.
Desired Qualifications:
Tech control facility or cyber transport experience
Circuit actions experience
Experience with MS Office suite, i.e. Outlook, Excel, Word, Access, PowerPoint, TEAMs.
Experience with one or more of the following: alarm surveillance, call routing, session initiated protocol, media call flow, packet capture analysis, Juniper IP technologies
Knowledge in one or more of following: routers, switches, crypto devices, CISCO, Juniper, video teleconferencing (VTC), voice services, EVoIP/ECVoIP, VoSIP, fly-away kits, Defense Red Switch Network (DRSN), DSN Core.
Required Education & Experience:
Typically requires high school diploma or equivalent and 2 - 4 years of prior relevant experience.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

## Description

Job Responsibilities: Responsible for performing, training team and developing processes for the following duties:
Create/update/resolve unclear problems and issues faced, utilizing a broad knowledge of the network architect, utilizing the Service Now platform
Notify necessary points of contacts based on essential or heightened awareness networks, circuits or location incidents
Execute network operations to include configuration and analysis of customer circuits across Time Division Multiplexing (TDM) and Session Initiated Protocol (SIP) trunks.
Work directly with customers, UC stakeholders, and leaders internal and external to the organization across multiple areas to ensure maximum network availability to minimize or eliminate mission and operational impact.
Proactively monitor network alarms across platform specific network management tools.
Support all customers to include providing global situational awareness support.
Verify that service has been restored upon resolution of all customer-initiated tickets
Provide timely situational awareness to leadership and the impacted community within discovery and ticket creation using approved communication methods as outlined
Proactively monitor network alarms across platform specific network management tools.
Record, assess, track, and monitor incident tickets escalated to operational infrastructure.
Utilize incident management applications to document all aspects of reported outages/degradations, isolations, escalations, and resolutions during the lifecycle of a service impacting network incident.
Perform configuration maintenance on route plans, route lists device profiles, calling search spaces, and route partitions.
Utilize incident management applications to document all aspects of reported outages/degradations, isolations, escalations, and resolutions during the lifecycle of a service impacting network incident.
Assess, identify and recommend resolutions to various network incidents and/or configuration deficiencies
Develop and/or recommend solutions and processes pertaining to UC and DRSN operations.


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