Network Operations Center; NOC) Technician II

Our customer is the Defense Information Systems Agency (DISA) and acts as the provider of GIG/Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided GIG capabilities and services in the 24x7 DISA Global Operations Center (DGOC). The Leidos Digital Modernization Sector and Global Solutions Management-Operations II (GSMO-II) have an opening in our Network Operations Center for a (NOC) Technician II at Scott AFB, IL.

Due to contract requirements, US Citizenship is required along with an active Secret clearance.

Responsible for assisting with the following duties:

• Create, update, and monitor incident tickets using Service Now/ ITSM. Provide timely situational awareness to leadership and affected communities, and communicate effectively with the O&M team and customers.
• Monitor network events and element management failures 24/7/365. Proactively analyze alarms, correlate fault information, identify impacts, isolate root causes, and coordinate fault corrections. Support fault isolation and diagnose network issues, including testing and troubleshooting.
• Notify relevant contacts based on network incidents and coordinate with other service providers to track and restore service. Provide global situational awareness support and updates on outages.
• Restore networks and services to full operation, ensuring compliance with SLAs. Verify service restoration for customer-initiated tickets and provide 24/7/365 sustainment support for outages and service degradation.
• Demonstrate proficiency in DISN functions (routers, switches, crypto devices, etc.), record and track escalated incident tickets, and work directly with Shift Leads and O&M leadership for guidance. Maintain general knowledge of training, SOPs, and tools within O&M.

• Certification:
  Required DoD-8570 IAT Level 2 certification (e.g., Security+ CE or equivalent) by the start date.
• Availability:
  Ability to work in a 24/7 operational environment.
• Experience:
  
  Demonstrated experience in alarm surveillance, fault management, LAN maintenance, or performance management.
• Expertise:
  Proficiency in at least two of the following: routers, switches, crypto devices, DSN/DRSN, Video Services, Promina, CISCO, Juniper, MSPP, DWDM, Optical Switching.
• Network Knowledge:
  General understanding of network topologies, including both transport and IP.
• Security Clearance:
  Active Secret security clearance Preferred.

• Experience in a tech control facility or cyber transport operations.
• Familiarity with circuit actions and vendor management.
• Knowledge of IP architecture.
• Experience in a Telco NOC or with inside or outside plant operations.
• Proficiency with MS Office Suite, including Outlook, Excel, Word, Access, PowerPoint, and Teams.
• Experience in one or more of the following areas: alarm surveillance, fault management, LAN maintenance, performance management, change management.
• Additional certifications such as CCNA, CYSA+, CASP, CCNP, JNCIE-ENT, JNCIA-Junos, WCNA, CCIE, F5 Networks Certified Technical Specialist, ITILv4, CCA-N, CCA-V, and Solar Winds Certified Professional are desirable.

• High school and 1-3 years of experience.

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Original Posting:
August 12, 2026 For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that…