Senior Data Engineer
Summary
Build and maintain scalable data pipelines on Databricks using PySpark, refactor legacy ETL to modern ELT, and ensure data quality and reliability for analytics and reporting.
'Data Pipeline Development &Operations
. Design, build, and operate scalable and reliable data pipelines on theDatabricks platform
. Develop end-to-end data workflows from ingestion through transformation toconsumption
. Implement robust error handling, monitoring, and alerting mechanisms
. Ensure data pipeline reliability, performance, and maintainability
. Optimize pipeline performance through efficient Spark job design and clusterconfiguration
. Manage and orchestrate complex data workflows using Databricks Jobs andworkflows
Legacy Code Modernization
. Refactor legacy code and data pipelines to PySpark for improved performanceand scalability
. Migrate traditional ETL processes to modern ELT patterns on Databricks
. Assess existing codebases and identify opportunities for optimization andmodernization
. Ensure backward compatibility and data integrity during migration processes
. Document refactoring approaches and create migration playbooks
. Collaborate with stakeholders to minimize disruption during code transitions
Data Engineering Excellence
. Implement data quality checks and validation frameworks
. Design and maintain Delta Lake tables with appropriate optimizationstrategies
. Develop reusable code libraries and frameworks for common data engineeringtasks
. Follow software engineering best practices including version control,testing, and CI/CD
. Participate in code reviews and provide constructive feedback to teammembers
. Troubleshoot and resolve data pipeline issues in production environments
Collaboration & Knowledge Sharing
. Work closely with data architects, analysts, and business stakeholders
. Collaborate with Infrastructure (Infra), Applications (Apps), and Cyberteams
. Share knowledge and best practices with Team NCS
. Mentor junior data engineers on PySpark and Databricks technologies
. Document technical solutions and maintain comprehensive documentation' 'EssentialTechnical Skills
. Data Engineering: Strong foundation in data engineering principles, ETL/ELTprocesses, and data pipeline design patterns
. PySpark: Proven hands-on experience developing data pipelines using PySpark,including DataFrames API, Spark SQL, and performance optimization
. Databricks Platform: Practical experience with Databricks workspace, clustermanagement, notebooks, and job orchestration
. Workspace AI Agent: Knowledge of Databricks Workspace AI Agent capabilitiesand integration
. Data Modelling: Experience implementing data models including dimensionalmodeling, data vault, or lakehouse architectures
. Delta Lake: Understanding of Delta Lake features including ACIDtransactions, schema evolution, and optimization techniques
. Python: Strong Python programming skills for data processing and automation
Additional Technical Skills
. SQL proficiency for data querying and transformation
. Experience with cloud platforms (Azure, AWS, or GCP)
. Understanding of data governance and security best practices
. Knowledge of streaming data processing (Structured Streaming)
. Familiarity with DevOps practices and CI/CD pipelines
. Experience with version control systems (Git)
. Understanding of data quality frameworks and testing methodologies
Professional Experience
. Minimum 8 years in data engineering or related roles
. At least 2-3 years of hands-on experience with Databricks platform
. Proven track record of refactoring legacy code to modern frameworks
. Experience building and maintaining production data pipelines at scale
. Background working across multiple data sources and formats
. Experience in agile development environments
Required Certifications - mandatory to haveat least one certification
. Databricks Certified Data Engineer Associate OR Databricks Certified DataEngineer Professional
Additional Certifications (Preferred)
. Databricks Certified Associate Developer for Apache Spark
. Cloud platform certifications (Azure Data Engineer Associate, AWS CertifiedData Analytics, or Google Cloud Professional Data Engineer)
. Relevant data engineering or big data certifications
Soft Skills
. Strong problem-solving and analytical thinking abilities
. Excellent communication skills to explain technical concepts clearly
. Ability to work collaboratively in cross-functional teams
. Self-motivated with strong attention to detail
. Adaptable to changing priorities and technologies
. Client-focused mindset with commitment to quality delivery'
'Minimum 8 years and above ofexperience.