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Job #: R-00027751
Location: Scott Afb, IL
Category: Network Administration and Ops
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Secret
Referral Eligibility: Eligible
Group: Defense

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Job Description:

Global Information Grid (GIG) Service Management-Operations (GSM-O), a Defense and Intelligence Group of Leidos has an opening for a Unified Capabilities Gateway Engineer. Our customer is the Defense Information Systems Agency (DISA) located at Scott AFB, IL and acts as the provider of GIG/Defense Information System Network (DISN) services to the department of Defense (DoD) and national security organizations.
Principle Responsibilities:
•Design, manage, and maintain a large, complex and highly resilient Infrastructure.
•Experience with Cisco Voice platforms, Call Manager, Cisco routers, Cisco Firewalls, and Cisco switches.
•Troubleshoot all aspects of the Cisco Voice and Data network, must be organized, document oriented, possess skills in Visio diagramming, and understand WAN/Wireless principals.
•Implement and support BGP routing protocols.
Additional Duties and Responsibilities:
•Configure route plans, route lists, device profiles, calling search spaces, and partitions.
•Troubleshoot and configure Cisco routing/switching rules and firewall ACLs.
•Support distributed Firewall infrastructure.
•Create/Support IPSec VPN infrastructure.

Basic Qualifications:
•Bachelor's degree in a relevant technical discipline and 4-8  years of overall related experience. Specific experience, education and training may be considered in lieu of degree
•Currently possess DoD 8750 certification at IAT level II, Security+ce.
•Currently possess an active Secret security clearance.
Preferred Qualifications:
•Excellent knowledge of SIP signaling and call-flows.
•Experience in SIP internetworking.
•Familiarity with IPSec implementation and troubleshooting.
•Familiarity troubleshooting IPSLA statements.
•Demonstrable experience of advanced troubleshooting to isolate and diagnose network problems for routing, switching, security and large scale voice implementations.
•Experience analyzing VLAN, routing, IP addressing and sub-netting.
•Experience with ports and protocols.


External Referral Bonus:


Potential for Telework:


Clearance Level Required:




Scheduled Weekly Hours:




Requisition Category:


Job Family:

Network Administration and Ops


Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

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