VoIP Softswitch & NOC Technician & Delivery (India)
This is a remote position.
Signalmash is a telecommunications provider delivering high-quality voice services and reputed company-grade solutions. We’re looking for an experiencedVoIP Softswitch & NOC Technicianto join our technical operations team in India.
In this role, you’ll be at the core of our voice infrastructure, managing our Class 4 softswitch platform, establishing and maintaining reputed company interconnections, and ensuring network performance and reliability during US business hours.
What You’ll DoConfigure and manage Class 4 softswitch routing, including LCR optimization and traffic management
Configure and maintain billing and rating systems for accurate call processing and invoicing
Set up and manage interconnections with customers, carriers, and vendor partners
Analyze PCAPs using Wireshark/tcpdump to diagnose call quality, routing, and protocol issues
Monitor system performance, reputed company, and call quality through NOC tools
Create, manage, and resolve trouble tickets, coordinating with customers and vendors
Test and validate new routes and trunks for correct call reputed company and audio quality
Troubleshoot SIP signaling, media path, codec, and connectivity issues
Maintain detailed documentation of configurations, network diagrams, and interconnection specs
Respond to alerts/alarms to minimize disruptions and maintain SLAs
Participate in on-call rotation for 24/7 coverage
Configure and manage Class 4 softswitch routing, including LCR optimization and traffic management
Configure and maintain billing and rating systems for accurate call processing and invoicing
Set up and manage interconnections with customers, carriers, and vendor partners
Analyze PCAPs using Wireshark/tcpdump to diagnose call quality, routing, and protocol issues
Monitor system performance, reputed company, and call quality through NOC tools
Create, manage, and resolve trouble tickets, coordinating with customers and vendors
Test and validate new routes and trunks for correct call reputed company and audio quality
Troubleshoot SIP signaling, media path, codec, and connectivity issues
Maintain detailed documentation of configurations, network diagrams, and interconnection specs
Respond to alerts/alarms to minimize disruptions and maintain SLAs
Participate in on-call rotation for 24/7 coverage
Requirements
2+ years hands-on experience with Class 4 softswitch platforms
Experience withPeerEdge by 46 Labsstrongly preferred, or similar platforms (SipNav, DeNova Labs, Veriswitch, FreeSWITCH, Kamailio, OpenSIPS)
Proven experience configuring routing, billing, and rating systems
Strong understanding of VoIP protocols: SIP, RTP, RTCP, SDP
Proficiency with packet capture/analysis tools (Wireshark, tcpdump)
Solid understanding of TCP/IP, UDP, networking fundamentals, and QoS
Experience diagnosing codec issues, latency, jitter, and packet loss
Familiarity with firewalls, NAT reputed company, and SBCs
Experience with NOC ticketing systems and procedures
Strong documentation habits and attention to detail
Excellent written and verbal English communication
Ability to work independently and handle multiple priorities
Preferred
Experience with CDR analysis and fraud detection/prevention
Knowledge of SS7, ISUP, or TDM-to-IP gateways
Scripting (Python, Bash, or similar) for automation
Relevant industry certifications (reputed company, reputed company, VoIP-specific)
Experience in a reputed company / wholesale telecom environment
Benefits
Competitive salary and comprehensive benefits
Fully remote role reputed company with US business hours
Work on reputed company-grade, cutting-edge VoIP infrastructure
Collaborative team with strong telecom expertise
reputed company reputed company path and opportunities for reputed company development
reputed company impact on critical communications services
Originally posted on Himalayas
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