Signature IT World Inc · 6 hours ago
VoIP Platform Engineer and Telephony Automation
Mountain View, CA
Contract
Onsite
Mid LevelSignature IT World Inc is seeking a Telephony Automation & VoIP Platform Engineer to support and operate large-scale voice platforms in a telecom/ISP environment. This hands-on role focuses on VoIP platform qualification, device provisioning, automation, API validation, and data analysis.
Information Technology & Services
Hiring Manager
Yash Yadav
Responsibilities
Manage and support VoIP platform qualification , including registration, monitoring, calling, and billing capabilities
Support and operate VoIP platforms and customer voice services
Configure and manage ATA devices , specifically Polycom ATA 400
Perform remote device provisioning using TR-069
Support large-scale migrations from legacy voice platforms to modern VoIP stacks
Develop Python and shell scripts to automate validation and testing workflows
Execute and validate REST API calls using Postman
Perform pre- and post-migration data validation using SQL
Write SQL queries for data collection, analysis, and reconciliation; experience with BigQuery and Looker Studio preferred
Troubleshoot SIP/TLS signalling and voice traffic issues
Use Wireshark / packet capture tools to diagnose TCP/IP and VoIP issues
Collaborate with vendors, platform teams, and operations to resolve issues
Qualification
Required
Strong experience with Voice over IP (VoIP)
ATA device experience (mandatory) – Polycom ATA 400
Experience with SIP and TLS
Experience with TR-069 for remote device provisioning
Python scripting and automation experience
Linux system administration experience
Hands-on experience with REST APIs and Postman
SQL for data validation and analysis
Working knowledge of TCP/IP networking
Experience with Wireshark / packet capture tools
Background in Telecom / ISP / ITSP environments
Preferred
Experience with BigQuery and Looker Studio
Company
Signature IT World Inc
Our Mission is to provide our customers with services and solutions to optimize their information systems throughout their company and provide the best possible service to our employees.
201-500 employees
H1B Sponsorship
Signature IT World Inc 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 (11)
2024 (5)
2023 (5)
2022 (21)
2021 (14)
Funding
Current Stage
Growth StageCompany data provided by crunchbase