---
title: "Mahendra Singh - System Engineer in Chamoli | Tal"
description: "Meet Mahendra Singh, BI & Data Engineer @ TCS (PepsiCo) | Power BI · Azure · SQL | Serving 10,000+ Users | Open to Data Engineering Roles based in Chamoli."
image: "https://tal.club/meet/mahendra-singh/share-image"
---

# Mahendra Singh on Tal

## Headline

BI & Data Engineer @ TCS \(PepsiCo\) \| Power BI · Azure · SQL \| Serving 10,000\+ Users \| Open to Data Engineering Roles

## About

I'm Mahendra Singh — a Business Intelligence & Data professional with 4\+ years at TCS, embedded within one of the world's largest FMCG companies, PepsiCo\. My work lives at the crossroads of data engineering, BI development, and enterprise operations — where the stakes are real and the scale is massive\. Here's what that looks like in practice: 📊 Built and deployed Power BI dashboards used by 1,500\+ daily users — giving business stakeholders real\-time visibility to make faster, smarter decisions 🔧 Led a Teradata\-to\-Azure cloud migration, implementing SQL fixes that cut data quality incidents by 40% ⚡ Optimized complex SQL queries that improved reporting efficiency for 6,000\+ users and reduced data load volume by 25% ✅ Delivered SAP Crystal Reports to 10,000\+ users with 100% on\-time delivery and zero quality escalations 🔄 Spearheaded a zero\-downtime job migration \(Autosys → HWA\) — keeping business operations running without a single interruption I've operated across the full data stack — from production support and ETL monitoring to Azure Synapse, ADF, and AI\-powered analytics\. I don't just fix problems; I build systems resilient enough that problems rarely happen\. My Stack: SQL \(Teradata · T\-SQL · MySQL\) · Power BI \(DAX · Power Query\) · Azure Synapse · Azure Data Factory · Python \(Pandas · Matplotlib\) · Tableau · SAP Crystal Reports · ServiceNow · Git Certifications: Microsoft Azure AI Fundamentals \(AI\-900\) · Power BI Data Analyst Associate · Google Gen AI Competency · Tableau Proficiency B\.Tech, Computer Science & Engineering — DIT University, 2021\.

## Location

Chamoli

## Work experience

System Engineer at Tata Consultancy Services, Oct 2023 \- Present · 2 yrs 8 mos, Delhi, India, Engineered Power BI dashboards adopted by 1,500\+ daily users, transforming raw enterprise data into real\-time decision intelligence for senior stakeholders across PepsiCo Spearheaded a zero\-downtime migration from Autosys to HWA, safeguarding business continuity and delivering flawless UAT accuracy across all production workloads Supercharged SQL query performance for 6,000\+ users, cutting data load volume by 25% and slashing reporting turnaround time across critical business functions Anchored data integrity during PepsiCo's Teradata\-to\-Azure cloud migration, resolving SQL\-layer defects that drove a 40% reduction in data quality incidents post\-migration

Assistant System Engineer at Tata Consultancy Services, Oct 2021 \- Oct 2023 · 2 yrs 1 mo, On\-site, Sustained 100% on\-time delivery of SAP Crystal Reports to 10,000\+ users across the enterprise with zero quality escalations across the entire tenure Dissected multi\-million row datasets to uncover and resolve critical data discrepancies, directly strengthening the accuracy of business\-critical reporting pipelines Guaranteed 100% data integrity through major infrastructure migrations and UAT cycles, ensuring zero data loss during high\-stakes production releases Managed high\-priority production incidents end\-to\-end via ServiceNow, minimising business downtime and maintaining transparent, real\-time stakeholder communication

## Education

Bachelor of Technology \- BTech, Computer Science, DIT University

[View the original profile](https://tal.club/meet/mahendra-singh)

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