NG911 Telephony SME

3 professional references required

On Site- Brooklyn NY 11201

Normal business hours Monday-Friday 35 hours/week (not including mandatory unpaid meal break after 6 hours of work).

This request is for a NG911 Subject Matter Expert (SME) needed to continue the project work for the Class 1/2/3 and Call Handling upgrades of the Next Generation 9-1-1 emergency call system and provide expertise and technical knowledge during the configuration and test phases.

NG911 Telephony SME

• Manage and oversee the execution and delivery of all aspects of the telephony components of the NG9-1-1 system.
• Ensure policies procedures and best practices for telephony systems are being met throughout the implementation of the NG9-1-1 system.
• Validate telephony configurations during the NG9-1-1 system implementation.
• Provide test cases for SAT and SIT; continue to identify risks associated with telephony integrations with the NG9-1-1 system.
• Validate test results for telephony components of the NG9-1-1 system during SAT and SIT review applicable architectural flows and compare with raw test results to ensure the system behaves as expected.

SCOPE OF SERVICES

• Manage and oversee the execution and delivery of all aspects of the telephony components of the NG9-1-1 system.
• Ensure policies procedures and best practices for telephony systems are being met throughout the implementation of the NG9-1-1 system.
• Validate telephony configurations during the NG9-1-1 system implementation.
• Provide test cases for SAT and SIT; continue to identify risks associated with telephony integrations with the NG9-1-1 system.
• Validate test results for telephony components of the NG9-1-1 system during SAT and SIT review applicable architectural flows and compare with raw test results to ensure the system behaves as expected.

MANDATORY SKILLS/EXPERIENCE

Note: Candidates who do not have the mandatory skills will not be considered

• Minimum 12 years of experience in a particular technical and/or business application product platform or methodology.
• Develop and maintain call-flow diagrams signaling validation scripts and interoperability matrices across PSAC I PSAC II and vendor sites.
• Collaborate with MSCI Motorola NICE Cisco and telecom carriers to resolve interoperability signaling and audio quality issues.
• Support testing troubleshooting and cutover events involving critical voice infrastructure.
• Design and validate call routing workflows per NENA STA-010 STA-012 and STA-019 standards.
• Configure and analyze SIP messages SDP negotiation and trunk performance across SBCs and gateways.
• Maintain mappings between ESRP BCF and CHS components for voice text and multimedia calls.
• Ensure correct implementation of ECRF/LVF call routing functions for location-based dispatching.
• Work with network and integration engineers to ensure ESiNET-level QoS DSCP tagging and failover routing.
• Validate carrier connectivity for private IP trunk services.
• Support call path redundancy testing and performance benchmarking between PSAC I PSAC II and NGCS vendor data centers.
• Analyze SIP traces CDRs and packet captures to validate system behavior under load and failover.
• Collaborate with the Lead Test Engineer to develop test scripts and call-flow verification plans for production readiness.

DESIRABLE SKILLS/EXPERIENCE:

• Excellent communication and clear business writing skills as well as interpersonal skills.
• Knowledge of public safety environments
• Design skills in IP voice management auditing and monitoring.
• Knowledge of Logging and Recording technologies and techniques for legacy and IP PBXs.
• Industry experience to interact fluently w/ both internal and external partner organizations across variety of services and troubleshooting sessions.