NOC Technician III

Cornerstone Defense LLC; Belleville (IL); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

Medical, Dental and Vision Plans

Generous PTO Policy

401(k)

HSA and FSA options

Life and Disability Insurance

Tuition Reimbursement and Training

Perks at Work Discount Program

Referral Program

Leads Generation Program

CollegeAmerica 529

Fitness Reimbursement Program

Travel Assistance

Norton Lifelock Benefit Solutions

Life Planning Financial & Legal Serv

Job summary

Cornerstone Defense LLC seeks a NOC Technician III to monitor DISN transport and IP infrastructure at Scott AFB, IL. The role requires advanced troubleshooting, incident coordination, and leadership across a 24/7 operations team, with a 10% travel expectation.

The candidate will handle tickets, perform root-cause analysis, and liaise with O&M teams, customers, and mission partners to maintain service continuity in a high-tempo environment.

Qualifications

• High school diploma and 2-4 years of relevant experience.
• DoD-8570 IAT Level II baseline certification (e.g., Security+ CE) by start date.
• Ability to work in a 24/7 operational environment.
• Experience with alarm surveillance, fault management, LAN maintenance, or performance management.
• Expertise in at least three technologies: routers, switches, crypto devices, routing, DSN/DRSN, video services, Promina, Cisco, Juniper, MSPP, DWDM, optical switching.
• General understanding of transport and IP network topologies.

Responsibilities

• Create, update, and track incident tickets in Remedy in a 24/7 environment.
• Perform incident correlation and root-cause analysis and coordinate corrective actions.
• Diagnose and troubleshoot faults on routers, switches, crypto devices, DSN/DRSN, and related equipment.
• Execute change-management tasks including hardware replacement and software configuration.
• Restore network services via reroutes and coordination with service providers; document actions in CMDB.
• Provide Tier I/II sustainment support and timely updates to leadership.
• Escalate incidents between Tier I and II and maintain ticket status.

Skills

Alarm surveillance

Fault management

LAN maintenance

Performance management

Education

DoD-8570 IAT Level II certification

Tools

Promina

Cisco

Juniper

DWDM

Job description

Title: NOC Technician III - Transport/IP (Trip)

Location: Scott AFB, IL

Compensation Range: $50 - $70k

Clearance: *Active DoD Secret required*

Schedule: Rotating w/ 10% Travel

Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview

• Medical, Dental and Vision Plans
• Generous PTO Policy
• 401(k)
• HSA and FSA options
• Life and Disability Insurance
• Tuition Reimbursement and Training
• Perks at Work Discount Program
• Referral Program
• Leads Generation Program
• CollegeAmerica 529
• Fitness Reimbursement Program
• Travel Assistance
• Norton Lifelock Benefit Solutions
• Life Planning Financial & Legal Services

Position Description

The NOC Technician III provides advanced network monitoring, fault analysis, incident correlation, service restoration, and customer coordination for DISN transport and IP infrastructure. This senior-level role requires deep technical expertise, strong analytical skills, and the ability to lead complex troubleshooting within a high- tempo operations environment.

Core Tasks

• Create, update, and track incident tickets in Remedy while monitoring network events and alarms across multiple tools in a 24/7/365 environment.
• Perform incident correlation, fault analysis, and root-cause isolation by filtering and interpreting alarm data, identifying impacts, determining failed elements, and coordinating corrective actions.
• Diagnose and troubleshoot faults involving systems, circuits, hardware, software, facilities, and multi-layer network components including routers, switches, crypto devices, optical systems, DSN/DRSN, Cisco/Juniper platforms, MSPP, DWDM, and transport/IP routing.
• Execute change-management tasks such as hardware replacement, software configuration, ASI support, fault logging, testing, localization, and assignment of incidents.
• Restore network services by executing reroutes, normalization, and coordination with service providers; verify service restoration and document actions in the CMDB.
• Provide Tier I/Tier II sustainment support, deliver timely situational awareness to leadership, and maintain continuous communication with O&M teams, customers, and mission partners.
• Escalate incidents appropriately between Tier I and Tier II and maintain accurate ticket status, tracking, and reporting.
• Assist with training Network Controllers, evaluate SOPs, tools, and processes, and contribute technical guidance for complex issues.
• Support global situational awareness operations and demonstrate proficiency across multiple DISN functions and technologies.

Qualifications

• High school diploma and 2-4 years of relevant experience.
• DoD-8570 IAT Level II baseline certification (e.g., Security+ CE) by start date.
• Ability to work in a 24/7 operational environment.
• Experience with one or more: alarm surveillance, fault management, LAN maintenance, performance management.
• Expertise in at least three technologies: routers, switches, crypto devices, routing, DSN/DRSN, video services, Promina, Cisco, Juniper, MSPP, DWDM, optical switching.
• General understanding of transport and IP network topologies.

Preferred

• Tech control facility or cyber transport experience.
• Circuit actions and vendor coordination experience.
• Strong IP architecture background.
• Experience in Telco NOC, inside plant, or outside plant environments.
• Proficiency with MS Office Suite (Outlook, Excel, Word, PowerPoint, Access, Teams).
• Experience in one or more areas: alarm surveillance, fault management, LAN maintenance, performance management, change management.
• Additional desirable certifications such as CCNA, CySA+, CASP, CCNP, JNCIE-ENT, JNCIA-Junos, WCNA, CCIE, F5 CTS, ITILv4, CCA-N, CCA-V, SolarWinds Certified Professional.