Senior Data Analytics Engineer – STB & Databricks

Role overview

Senior Data Analytics Engineer – STB & Databricks at Quest Global

Analyze STB telemetry and device logs to identify issues, trends, anomalies, and root causes.

Responsibilities

• Develop and optimize complex SQL queries, Python scripts, and PySpark workflows in Databricks.
• Define and validate KPIs for device performance, firmware upgrades, reboots, crashes, and issue recurrence.
• Use AI tools and machine learning techniques to automate analysis and improve insights.
• Build dashboards and reports to support engineering and business decisions.
• Collaborate with firmware, QA, product, and data engineering teams to resolve technical issues.
• Ensure data accuracy, scalability, and reliability of analytical solutions.
• Skill area.
• Recommended importance.
• SQL and analytical problem-solving.
• Very high.
• Python and PySpark.
• Databricks and Spark architecture.
• STB telemetry and troubleshooting.
• High.
• AI tools and AI-assisted analytics.
• Very High.
• KPI definition and statistical validation.
• Dashboards and reporting.
• Team mentoring and communication.
• Need candidates who can investigate an STB issue, write optimized SQL/PySpark, validate the results statistically, and explain the root cause with evidence—not just someone who has Databricks experience or can create dashboards.
• We are known for our extraordinary people who make the impossible possible every day.
• Questians are driven by hunger, humility, and aspiration.
• We believe that our company culture is the key to our ability to make a true difference in every industry we reach.
• Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.
• We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas.
• We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds.
• We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Employment details

• Location: Mumbai [Maharashtra] [India]

About the employer

• At Quest Global, it’s not just what we do but how and why we do it that makes us different.

Additional role details

• Job Requirements .
• With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible.
• Our people are driven by the desire to make the world a better place—to make a positive difference that contributes to a brighter future.
• We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.