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Job Description
Senior Data Analyst Job Description
Optum is a global organization that delivers care, aided by technology, to help millions of people live healthier lives. As a Senior Data Analyst, you will be responsible for managing and manipulating complex data sources and pipelines into our data platform, ensuring data quality and consistency, and developing data solutions to store large volumes of data.
Key Responsibilities:
- Anticipate customer needs and develop solutions to meet them.
- Serve as a key resource on complex and/or critical issues.
- Solve complex problems and develop innovative solutions.
- Perform complex conceptual analyses.
- Reviews work performed by others and provides recommendations for improvement.
- Forecasts and plans resource requirements.
- Authorizes deviations from standards.
- May lead functional or segment teams or projects.
- Provide explanations and information to others on the most complex issues.
- Motivate and inspire other team members.
Required Qualifications:
- Computer Science bachelor's degree or similar.
- Strong proven industry experience as a Hands-on in Data Analytics.
- Excellent communication skills – Verbal and Written.
- Excellent knowledge of SQL.
- Excellent knowledge of Data warehousing & BI Solutions.
- Excellent Knowledge of change data capture (CDC), ETL, ELT, SCD etc.
- Hands on experience on the following technologies:
- Writing complex SQL queries.
- Building ETL/ELT/data pipelines using SCD logic.
- Query analysis and optimization.
- Analytical and problem-solving experience applied to a Big Data datasets.
- Data warehousing principles, architecture and its implementation in large environments.
- Experience working in projects with agile/scrum methodologies and high performing team(s).
- Knowledge of different data modelling techniques such as Star Schema, Dimensional models, Data vault is an Advantage.
- Experience in code lifecycle management and repositories such as GIT & Git Hub.
- Exposure to Dev Ops methodology.
- Knowledge of Alteryx.
- Good understanding of Access control and Data masking.
Preferred Qualifications:
- Knowledge of Azure Services such as – Blobs, Functions, Azure Data Factory, Service Principal, Containers, Key Vault, etc.
- Knowledge of Snowflake - Architecture, Features, Best practices.
- Knowledge and experience on Terraform, CI CD Pipelines and automation is an advantage.
- Automation and orchestration using ADF.
- Create real-time analytics pipelines using Snowpipe Streaming.
- Experience developing optimized data models for Viz tool E.g. Tableau, Power BI is an Advantage.
- Exposure and experience in other programming language such as Python, Spark etc. is an advantage.
- Hands-on experience of CI CD Pipelines using GIT & GIT Actions.
- Experience developing data pipelines in Azure & Snowflake or other technologies.
Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, and membership of the Traveller community, or any other characteristic protected by law.