Summary
Overview
Work History
Education
Skills
Websites
Additional Information - Key Strengths
Certification
Timeline
Generic

KEERTHANA SIVASUBRAMANIAM

Summary

Data Analytics Engineer with 5+ years in building scalable data systems and delivering insights. Expertise in SQL, Python, AWS, Databricks, and Tableau. Proven success in optimizing ETL pipelines and boosting team data literacy. Focused on driving data-driven decisions and innovation.

Overview

10
10
years of professional experience
1
1
Certification

Work History

SR TECHNICAL DATA STEWARD

McAfee
Remote
01.2025 - Current
  • Designed and implemented scalable enterprise data models in Databricks and Collibra to empower GTM teams.
  • Built and optimized ETL pipelines, ensuring model accuracy and reliability.
  • Developed self-serve dashboards for real-time insights.
  • Led cross-functional collaborations to drive data literacy.
  • Focused on exploration and model iteration to support marketing initiatives.
  • Led the reimplementation of the LTV and CAC (Customer Acquisition Cost) data pipelines in Databricks, replacing inaccurate legacy Alteryx workflows.
  • Reverse-engineered existing pipelines to identify data quality gaps and collaborated with Business Data Stewards to translate business needs into robust technical models.
  • Partnered with Data Engineers to build accurate, scalable data pipelines aligned with key business metrics.
  • Authored and implemented Data Quality rules to validate critical business KPIs.
  • Maintained comprehensive Data Dictionary and technical documentation.
  • Built intuitive business dashboards and presented technical insights in a user-friendly manner to business stakeholders.
  • Implemented data quality rules to enhance KPI validation, leading to improved decision-making and operational efficiency.

DATA ENGINEER

Tiger Analytics
Remote
02.2022 - 09.2023
  • Company Overview: Client: Charles Schwab
  • Transformed unstructured financial logs into structured formats using Python and Regex.
  • Built orchestrated pipelines using Apache Airflow with alerting systems.
  • Developed advanced Tableau dashboards for user and data loss analysis.
  • Acted as the analytics liaison between security data science teams and stakeholders.
  • Client: Charles Schwab

MACHINE LEARNING ENGINEER

ActiveSages Solutions
Remote
09.2020 - 02.2022
  • Engineered data pipelines to support ML models for video compression projects.
  • Used AWS SageMaker, Spark, and Redshift to manage datasets.
  • Partnered with data scientists and product teams.

PROGRAMMER ANALYST

Cognizant Technology Solutions
Chennai
08.2015 - 06.2017
  • Developed and enhanced ETL pipelines using WebSphere Transformation Extender (WTX).
  • Improved pipeline performance by 25%.
  • Created Tableau dashboards to monitor ETL pipelines and claims processing.

Education

M.S. - INFORMATION SYSTEMS

Northeastern University
Seattle, WA
05.2021

BACHELOR OF TECHNOLOGY - COMPUTER SCIENCE AND ENGINEERING

SRM University
Chennai, India
05.2015

Skills

  • SQL
  • Python
  • Data modeling
  • Data quality
  • Data governance
  • Airflow
  • Databricks
  • BigQuery
  • Redshift
  • AWS
  • GCP
  • Tableau
  • Looker
  • PowerBI
  • Terraform
  • Collibra
  • Machine Learning

Websites

Additional Information - Key Strengths

  • Cross-functional communicator skilled at translating data insights into business actions
  • Proactive problem-solver comfortable with ambiguity
  • Strong focus on operational excellence, data quality, and ownership
  • Passionate about continuous learning and business impact
  • Key Player in translating Business Requirements to Technical Deliverables

Certification

  • Databricks Certified Data Engineer Associate
  • Taming Big Data with Apache Spark and PythonTaming Big Data with Apache Spark and Python
  • Data Warehouse Fundamentals
  • MySql for Data Analytics and Business Intelligence
  • Tableau A-Z: Hands-On Tableau Training for Data Science

Timeline

SR TECHNICAL DATA STEWARD

McAfee
01.2025 - Current

DATA ENGINEER

Tiger Analytics
02.2022 - 09.2023

MACHINE LEARNING ENGINEER

ActiveSages Solutions
09.2020 - 02.2022

PROGRAMMER ANALYST

Cognizant Technology Solutions
08.2015 - 06.2017

M.S. - INFORMATION SYSTEMS

Northeastern University

BACHELOR OF TECHNOLOGY - COMPUTER SCIENCE AND ENGINEERING

SRM University

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KEERTHANA SIVASUBRAMANIAM