Sandhya S

Data Analytics professional

Ambattur, Chennai 0+ yrs exp 80 · Excellent

About

Data Analytics professional with experience in analyzing large-scale security and operational data to identify business risks, improve processes, and support decision-making. Skilled in Python, Microsoft Excel, Dashboards, and data visualization with hands-on experience in Microsoft Sentinel, Azure, and automation using Logic Apps. Strong analytical and problem-solving abilities with experience in translating complex datasets into actionable insights while ensuring data quality and process efficiency.

Skills & Expertise (22)

Excel Advanced

7.0/10

Years Exp

SQL Intermediate

6.5/10

Years Exp

Dashboard Design Intermediate

6.5/10

Years Exp

Data Visualization Intermediate

6.5/10

Years Exp

Python Intermediate

6.5/10

Years Exp

PowerBI Intermediate

6.0/10

Years Exp

MySql Intermediate

6.0/10

Years Exp

Microsoft Azure Intermediate

6.0/10

Years Exp

Pandas Intermediate

6.0/10

Years Exp

Data Cleaning Intermediate

6.0/10

Years Exp

Data Transformation Intermediate

6.0/10

Years Exp

Microsoft Sentinel Intermediate

6.0/10

Years Exp

NumPy Intermediate

5.5/10

Years Exp

Matplotlib Intermediate

5.0/10

Years Exp

API Integration Intermediate

5.0/10

Years Exp

Azure Logic Apps Requirement Analysis Data Validation Visual Studio Code Google Colab Jupyter Notebook PowerPoint

Work Experience

Cyber security intern

Teceze Consultancy Services

May 2026 - May 2026

Analyzed large volumes of security and operational data using Microsoft Sentinel to identify anomalies, investigate incidents, and support data-driven decision-making. Extracted, validated, and interpreted data from multiple sources, ensuring data quality and delivering accurate analytical insights. Automated repetitive investigation workflows using Azure Logic Apps and AI-based solutions, improving operational efficiency and reducing manual effort. Collaborated with cross-functional teams to analyze business requirements, optimize monitoring processes, and recommend process improvements. Created reports and dashboards to monitor security trends, perform root cause analysis, and communicate actionable insights to stakeholders.

Data Analyst Intern

Brakes India (TVS)

Aug 2025 - Sep 2025

Gathered and analyzed business requirements to support process improvement initiatives and operational decision-making. Collected, validated, and interpreted business data using Excel and SQL to identify trends and generate actionable insights. Prepared reports, dashboards, and documentation to track key performance indicators (KPIs) and support stakeholder discussions. Collaborated with cross-functional teams to streamline business processes and improve workflow efficiency. Assisted in requirement documentation, data validation, and solution evaluation while working in a collaborative, Agile-oriented environment.