VoIP Softswitch & NOC Technician & Delivery (India)

Signalmash DBA Mash Technologies Corporation

India

On-site

INR 600,000 - 900,000

Full time

14 days+

Application generator

Don’t send a generic resume — generate a resume and cover letter tailored to this exact role.

Get past ATS filters

Benefits offered by this job

Competitive salary

Comprehensive benefits

Clear growth path and opportunities for skill development

Job summary

A telecommunications provider is seeking an experienced VoIP Softswitch & NOC Technician to join their technical operations team in India. The role involves managing Class 4 softswitch platforms, ensuring network performance, and troubleshooting VoIP issues. Candidates should have hands-on experience with VoIP protocols and traffic management systems. This position offers a remote work opportunity aligned with US business hours.

Qualifications

2+ years hands-on experience with Class 4 softswitch platforms.
Experience with VoIP protocols: SIP, RTP, RTCP, SDP.
Solid understanding of TCP/IP, UDP, and networking fundamentals.

Responsibilities

Configure and manage Class 4 softswitch routing and traffic management.
Monitor system performance and call quality through NOC tools.
Create, manage, and resolve trouble tickets.

Skills

Experience with Class 4 softswitch platforms

Understanding of VoIP protocols: SIP, RTP, RTCP, SDP

Proficiency with packet capture/analysis tools

Experience diagnosing codec issues

Strong documentation habits

Ability to work independently

Tools

Wireshark

tcpdump

PeerEdge

Job description

VoIP Softswitch & NOC Technician & Delivery (India)

Signalmash is a telecommunications provider delivering high-quality voice services and carrier-grade solutions. We’re looking for an experienced VoIP Softswitch & NOC Technician to 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 carrier interconnections, and ensuring network performance and reliability during US business hours.

What You’ll Do

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, capacity, 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 flow 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 with PeerEdge by 46 Labs strongly 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 traversal, and SBCs
Experience with NOC ticketing systems and procedures
Strong documentation habits and attention to detail
Ability to work independently and handle multiple priorities