Varun Srivastava
Mumbai
Summary
With nearly a decade at Tata Consultancy Services Ltd, I've honed my expertise in telecom, particularly in CDMA and GSM technologies. My proficiency in protocol analysis and automation, coupled with a knack for scripting and CI/CD pipelines, has significantly enhanced cellular network operations. My collaborative approach and technical acumen have been pivotal in driving project successes.
Overview
10
10
years of professional experience
1
1
Certification
Work History
IT Analyst
Tata Consultancy Services Ltd
Mumbai
03.2015 - Current
- Experienced developer with nearly 10 years of expertise in the telecom domain, specializing in wireless CDMA and GSM technologies. Analyzed, designed, debugged, and enhanced features in Wireless CDMA Voice Core Applications, and GSM Technologies.
- Gained in-depth knowledge of MSC architecture, working closely with MSC SOS agents and SSG components.
- Specialized in handling protocols like SIP, SDP, H.248, and ISUP to ensure robust call signaling and network communication.
- Enhanced feature functionality for cellular networks across 1G to 4G, enabling seamless connectivity and network operations.
- I wrote and maintained code in PROTEL and C for telecom-specific applications and feature developments, using Agile and Waterfall methodologies.
- Used the Jenkins tool to automate CI/CD pipelines, create jobs, and wrote scripts to run automated test cases for feature enhancements. Conducted test cases for SIP, ISUP, and ANSI-41 calls, ensuring efficient and error-free execution for customer solutions.
- Designed and implemented Ansible and Bash scripts to automate repetitive tasks and streamline infrastructure management.
Education
Bachelor of Engineering - Information Technology
Shri Shankaracharya College of Engineering & Tech
Bhilai07-2014
Skills
- Protocols: SIP, SDP, H248, ISUP
- Languages: PROTEL, C, C, Ansible, and Bash Scripting
- Tools: Jenkins, CI/CD pipelines, Jira , MHWeb,
- Operating Systems : Windows, Linux
- Project Methodologies: Agile, Waterfall
- Telecom expertise: MSC architecture, Cellular network evolution (1G to 4G), MSC SOS Agents, SSG,
- Automation: Script development, Test Planning, Test case writing and execution for feature enhancements
- Windows Tools : MS Word, MS Excel, MS Powerpoint
Certification
Udemy Certifications: Agile Way of Working, Intermediate intellectual property rights, Software Security Assurance, Generative AI foundation
Languages
Hindi
First Language
English
Proficient (C2)
C2
Accomplishments
- On the spot awards and a special initiative award for feature development in the projects
Timeline
IT Analyst
Tata Consultancy Services Ltd
03.2015 - Current
Bachelor of Engineering - Information Technology
Shri Shankaracharya College of Engineering & Tech
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