Skip to content
Updated How AI-exposed are the skills employers are hiring for? See the data →

From the employer's careers site First seen 27 Oct 2026

Defense Red Switch Network (DRSN) Support Technician III

Leidos Scott AFB, IL On-site senior full-time

Salary

$65,000 - $75,000 per year

Apply on Leidos

Description

We are seeking a Defence Red Switch Network (DRSN) Support Technician III to join our team at Scott AFB, IL. This role directly supports the DISA-provided GIG capabilities and services in the 24x7 DISA Global Operations Center (DGOC).

The successful candidate will be responsible for performing, training team, and developing processes for various duties, including:

  • Creating, updating, and resolving unclear problems and issues using the Service Now platform
  • Notifying necessary points of contact based on essential or heightened awareness networks, circuits, or location incidents
  • Executing network operations, including configuration and analysis of customer circuits across Time Division Multiplexing (TDM) and Session Initiated Protocol (SIP) trunks
  • Working directly with customers, UC stakeholders, and leaders internal and external to the organisation to ensure maximum network availability
  • Proactively monitoring network alarms across platform-specific network management tools
  • Providing timely situational awareness to leadership and the impacted community
  • Recording, assessing, tracking, and monitoring incident tickets escalated to operational infrastructure
  • Utilising incident management applications to document all aspects of reported outages/degradations, isolations, escalations, and resolutions
  • Performing configuration maintenance on route plans, route lists, device profiles, calling search spaces, and route partitions
  • Assessing, identifying, and recommending resolutions to various network incidents and/or configuration deficiencies
  • Developing and/or recommending solutions and processes pertaining to UC and DRSN operations

The minimum qualifications for this role include:

  • Holding a DoD-8570 IAT Level 2 baseline certification (Security+ CE or equivalent)
  • Being able to work in a 24x7 shift work environment
  • Having an active DoD Top Secret security clearance
  • Possessing a general understanding of both voice infrastructure and IP network topologies

The desired qualifications for this role include:

  • Tech control facility or cyber transport experience
  • Circuit actions experience
  • Experience with MS Office suite
  • 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 the 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

This role typically requires a high school diploma or equivalent and 2-4 years of prior relevant experience.

The anticipated salary range for this role is $65,000 - $75,000.

Skills

Required

  • Service Now
  • Time Division Multiplexing (TDM)
  • Session Initiated Protocol (SIP)
  • DoD-8570 IAT Level 2
  • Top Secret clearance
  • voice infrastructure
  • IP network topologies

Nice to have

  • MS Office suite
  • alarm surveillance
  • call routing
  • session initiated protocol
  • media call flow
  • packet capture analysis
  • Juniper IP technologies
  • routers
  • switches
  • crypto devices
  • CISCO
  • Juniper
  • video teleconferencing (VTC)
  • voice services
  • EVoIP/ECVoIP
  • VoSIP
  • fly-away kits
  • Defense Red Switch Network (DRSN)
  • DSN Core
Apply on Leidos