U.S. citizenship and active TS/SCI security clearance required.
DoD 8750 IAT Level II certification or Security+ CE required.
Experience with Cisco, Avaya, or Oracle voice platforms, particularly Cisco Unified Communications Manager.
Expertise in SIP signaling and call flows necessary.
Advanced fault analysis skills for diagnosing network-related issues.
Responsibilities
Maintain a complex IP voice and video communications infrastructure.
Manage, configure, and troubleshoot the voice, video, and data network.
Support capacity planning and document configuration changes.
Implement calling search spaces and route plans.
Configure routing and switching devices from Cisco or Juniper.
Support distributed firewall systems and analyze related problems.
Contribute to policy and documentation development for an enterprise IP telephony network.
Benefits
Opportunities for professional development and training.
Supportive team environment with access to advanced technology.
Work on significant projects within a large organization.
Potential for career advancement within government contracts.
Full Job Description
This position requires U.S. citizenship and an active TS/SCI to start.
Primary Responsibilities: Responsible for performing the following duties:
Perform engineering tasks to maintain a large, complex and highly resilient IP voice and video communications infrastructure.
Manage, configure, troubleshoot and assure service supporting all aspects of a voice, video and data network. Must be organized, document oriented, possess skills in diagramming, and understand WAN principals.
Perform system maintenance, support capacity planning activities and complete configuration change actions and documentation efforts.
Configure and implement calling search spaces, route plans, route partitions, route lists and device profiles.
Configure Cisco or Juniper routing and switching devices.
Support distributed firewall infrastructure.
Provide input in the development of technical policy, work instructions and reporting in support of an enterprise IP telephony network.
Analyze and resolve complex technical problems utilizing foundational knowledge of SIP signaling and call-flows.
Analyze and resolve remote site registration, signaling and media problems.
Perform fault analysis and configuration of voice subscribers, call handlers and call routing rules.
Perform fault analysis and configuration of Cisco and or Juniper routing and switching rules.
Basic Qualifications:
Currently possess DoD 8750 certification at IAT level II, Security+ CE or equivalent to meet requirement.
Experience with one or multiple Cisco, Avaya or Oracle voice platforms including Cisco Unified Communications Manager (CUCM), Cisco Unity, Cisco Unified Border Element (CUBE), Oracle Session Border Controller (Client) and Avaya Aura Application Server.
Expertise in SIP internetworking signaling and call flow.
Demonstrable experience of advanced fault analysis to isolate and diagnose network problems for routing, switching, security and large scale voice implementations.
Currently possess an active TS/SCI security clearance.
Preferred Qualifications:
Working knowledge of Secure Real-Time Transport Protocol (SRTP) including associated G.711 and G.729 codecs and Digital Tone Multi Frequency (DTMF).
Experience with Cisco Unified Communications Manager and or Avaya Aura soft switches.
Experience with Oracle Clients and other voice media gateway appliances.
Experience implementing and supporting BGP routing protocols
Experience designing, configuring and troubleshooting QoS classification, marking and prioritization of network traffic (voice, critical applications, etc.).
Familiarity with IPSec implementation and troubleshooting.
Required Education and Experience:
Requires BS degree and 2-4 years of prior relevant experience or Masters with less than 2 years of prior relevant experience. (Or equivalent combination of education and/or experience.)
