NextGen | GTA: A Kelly Telecom Company · 16 hours ago
Sr. Voice Network Engineer- VoIP Platform
Madison County, MS
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expNextGen, a Kelly Telecom Company, is seeking a Senior Voice Network Engineer to manage the design, deployment, and operational stability of carrier-grade voice and unified communications platforms. The role involves leading complex implementations, troubleshooting call quality issues, and working closely with various teams to deliver scalable voice services.
ConsultingHuman ResourcesStaffing Agency
Hiring Manager
Gurpreet Kaur
Responsibilities
Design, deploy, and operate carrier-grade VoIP switching platforms (e.g., MetaSwitch, BroadWorks, or equivalent)
Lead software releases, upgrades, patches, migrations, and feature activations across production voice networks
Engineer high-availability architectures, redundancy models, failover, and disaster-recovery strategies
Perform deep SIP/SS7/RTP call-flow analysis to troubleshoot routing failures, call quality issues, and signaling defects
Own Tier-3 technical escalations, including complex outages, interconnect failures, and customer-impacting events
Work directly with vendors on defect analysis, patch validation, roadmap planning, and performance tuning
Define and maintain engineering standards, MOPs, and operational runbooks
Support SBC configuration, SIP trunking, interworking gateways, and VoIP/TDM interconnects
Analyze traffic patterns, perform capacity planning, and engineer solutions for growth
Integrate voice platforms with IP networks, OSS/BSS systems, and provisioning workflows
Support 911/NG911 services, numbering systems, and regulatory requirements
Develop and track engineering KPIs for uptime, latency, call success rates, and SLA adherence
Provide technical guidance and mentorship to engineers and operations teams
Qualification
Required
Bachelor's degree in Electrical Engineering, Computer Science, Telecommunications, or equivalent experience
10+ years of hands-on experience in voice or telecom engineering
Strong expertise in VoIP and signaling protocols: SIP, SS7, RTP, codecs, QoS
Proven experience with MetaSwitch, BroadWorks/BroadSoft, or similar softswitch platforms
Experience with Session Border Controllers, SIP routing, interconnects, and peering
Strong understanding of Class 4 / Class 5 switching architectures
Experience with large-scale migrations, cutovers, and live-network troubleshooting
Familiarity with OSS/BSS provisioning and billing systems
Knowledge of telecom security, fraud detection, and SIP security best practices
Comfortable supporting after-hours maintenance windows and escalation rotations
Preferred
Experience with cloud-native voice platforms, NFV, containers, or microservices
Exposure to IMS, VoLTE, VoWiFi, or 5G voice architectures
Experience integrating legacy TDM and modern IP/cloud voice networks
Background supporting multi-site or geographically distributed networks
Relevant telecom, SBC, or cloud certifications
Benefits
Health, Dental and Vision Benefits
401k
Company
NextGen | GTA: A Kelly Telecom Company
As part of KELLY’s SETT (Science, Engineering, Technology, and Telecom) Business Unit, we are committed to providing state-of-the-art digital infrastructure and telecom engineering solutions for legacy, 5G, and private networks.
501-1000 employees
H1B Sponsorship
NextGen | GTA: A Kelly Telecom Company has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (25)
2024 (23)
2023 (19)
2022 (16)
2021 (9)
2020 (6)
Funding
Current Stage
Late StageLeadership Team
Steven Edwards
Vice President, Chief Financial Officer
Rashid Iqbal
Executive Vice President & Chief Growth Officer
Company data provided by crunchbase