Summary
Overview
Work History
Education
Skills
Websites
Languages
Technical Skills
Professional Highlights
Accomplishments
Timeline
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Rajiv S. Punjabi

Bengaluru

Summary

Dynamic DevOps Engineer with a proven track record at Tech Mahindra, excelling in Azure and Terraform for cloud infrastructure. Expert in Kubernetes and CI/CD automation, ensuring high-quality releases. Adept at stakeholder collaboration and problem-solving, driving successful telecom deployments and enhancing operational efficiency. Passionate about leveraging cutting-edge technologies to deliver impactful results.

Overview

8
8
years of professional experience

Work History

DevOps Engineer

Tech Mahindra
Bengaluru
09.2022 - Current
  • Leading cloud infrastructure and DevOps delivery for Mavenir IMS CNF platform for 1&1 Germany QA lab.
  • Built and maintained Terraform modules for Azure-based deployments.
  • Managed Helm/Kubernetes deployments and automated CI/CD pipelines.
  • Coordinated with stakeholders for CR planning, testing, UAT, and RCA resolution.
  • Ensured compliance with production-grade quality gates and release cycles.

Senior Technical Staff

Mavenir Systems
Tokyo
07.2020 - 06.2022
  • Deployed and maintained RCS platform on Kubernetes using YAML, Helm, and CLI tools.
  • Managed integration with IAM tools (Vault, IDM), monitored container health, and ensured stability for RCS production.
  • Applied patches, validated bug fixes, and managed full QA lifecycle for telecom deployments.
  • Aligned telecom-grade availability with container-native operations.

Technical Lead

Tech Mahindra
Tokyo
08.2017 - 06.2019
  • Executed functional and regression testing for RCS (Mavenir) and vIMS (Nokia).
  • Worked closely with development teams on MOP validation, patch testing, and network trace analysis using Wireshark.

Technical Lead

Tech Mahindra
Bengaluru
  • Performed IMS integration testing, Oracle DSR validation, and VoLTE call flows.

Deputy Manager

Reliance Jio
Navi Mumbai
  • Conducted live fault debugging and configuration audits in IMS.

Network Performance Engineer

Ericsson Global
Bengaluru
  • Handled KPI analysis and performance tuning for LTE/3G/2G networks.

Various roles in IP/MPLS, Core Transport, and BSS

Huawei & Nokia Siemens
Dubai / Mumbai
  • Field engineering, alarm handling, and L1 troubleshooting for major telecom infrastructures.

Education

Bachelor of Engineering - Electronics & Telecommunication

University of Pune
01.2010

Skills

  • Azure
  • Terraform
  • Kubernetes
  • Docker
  • Helm
  • Azure DevOps
  • Linux
  • Unix
  • QZEN
  • Wireshark
  • IMS
  • RCS
  • VoLTE
  • HSS
  • HLR
  • MGCF/MGW
  • EPC
  • Windows

Languages

  • English
  • Hindi
  • Marathi
  • Japanese (Basic)
  • Spanish (Basic)

Technical Skills

Azure, Terraform, Kubernetes, Docker, Helm, Azure DevOps, QZEN, Wireshark, SIP, IMS, RCS, VoLTE, HSS, HLR, MGCF/MGW, EPC, Linux, Unix, Windows, Bash

Professional Highlights

  • 4+ years of hands-on DevOps experience, including Azure resource management, Terraform scripting, and CI/CD automation.
  • Worked on Kubernetes-based CNF deployments for telecom services (IMS, RCS) in both QA and production environments.
  • Created and managed infrastructure using IaC principles with Terraform; implemented automation pipelines for deployment using Git, Jenkins, and Azure DevOps.
  • Collaborated across cross-functional teams including QA, R&D, and architecture groups to ensure timely delivery, RCA triage, and operational stability.
  • Successfully transitioned from traditional telecom roles to DevOps by aligning existing knowledge with modern cloud-native tooling.
  • Delivered automation, monitoring, and high-availability environments for clients like Rakuten (Japan), 1&1 (Germany), AT&T (Mexico), and Reliance Jio.

Accomplishments

  • 2 times back-to-back Standing Ovation Award
  • Pat-on-the-back award

Timeline

DevOps Engineer

Tech Mahindra
09.2022 - Current

Senior Technical Staff

Mavenir Systems
07.2020 - 06.2022

Technical Lead

Tech Mahindra
08.2017 - 06.2019

Technical Lead

Tech Mahindra

Deputy Manager

Reliance Jio

Network Performance Engineer

Ericsson Global

Various roles in IP/MPLS, Core Transport, and BSS

Huawei & Nokia Siemens

Bachelor of Engineering - Electronics & Telecommunication

University of Pune
Rajiv S. Punjabi