Lead Data Engineer

Company Description
At Nielsen, we are passionate about our work to power a better media future for all people by providing powerful insights that drive client decisions and deliver extraordinary results. Our talented, global workforce is dedicated to capturing audience engagement with content - wherever and whenever it's consumed. Together, we are proudly rooted in our deep legacy as we stand at the forefront of the media revolution. When you join Nielsen, you will join a dynamic team committed to excellence, perseverance, and the ambition to make an impact together. We champion you, because when you succeed, we do too. We enable your best to power our future.
Job Description
Role Overview:
We are seeking an experienced Senior Data Engineer with 10-12 years of experience to join our Video engineering team with Gracenote - a Nielsen Company. In this role, you will design, build, and maintain our data processing systems and pipelines. You will work closely with Product managers, Architects, analysts, and other stakeholders to ensure data is accessible, reliable, and optimized for Business, analytical and operational needs.

Key Responsibilities

• Design, develop, and maintain scalable data pipelines and ETL processes
• Architect and implement data warehousing solutions and data lakes
• Optimize data flow and collection for cross-functional teams
• Build infrastructure required for optimal extraction, transformation, and loading of data
• Ensure data quality, reliability, and integrity across all data systems
• Collaborate with data scientists and analysts to help implement models and algorithms
• Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery, etc.
• Create and maintain comprehensive technical documentation
• Mentor junior engineers and provide technical leadership
• Evaluate and integrate new data management technologies and tools
• Implement Optimization strategies to enable and maintain sub second latency. Oversee Data infrastructure to ensure robust deployment and monitoring of the pipelines and processes.
• Stay ahead of emerging trends in Data, cloud, integrating new research into practical applications.
• Mentor and grow a team of junior data engineers.

Qualifications
Required qualification and Skills:

• Expert-level proficiency in Python, SQL, and big data tools (Spark, Kafka, Airflow).
• Bachelor's degree in Computer Science, Engineering, or related field; Master's degree preferred
• Expert knowledge of SQL and experience with relational databases (e.g., PostgreSQL, Redshift, TIDB, MySQL, Oracle, Teradata)
• Extensive experience with big data technologies (e.g., Hadoop, Spark, Hive, Flink)
• Proficiency in at least one programming language such as Python, Java, or Scala
• Experience with data modeling, data warehousing, and building ETL pipelines
• Strong knowledge of data pipeline and workflow management tools (e.g., Airflow, Luigi, NiFi)
• Experience with cloud platforms (AWS, Azure, or GCP) and their data services. AWS Preferred
• Hands on Experience with building streaming pipelines with flink, Kafka, Kinesis. Flink Preferred.
• Understanding of data governance and data security principles
• Experience with version control systems (e.g., Git) and CI/CD practices
• Proven leadership skills in grooming data engineering teams.

Preferred Skills

• Experience with containerization and orchestration tools (Docker, Kubernetes)
• Basic knowledge of machine learning workflows and MLOps
• Experience with NoSQL databases (MongoDB, Cassandra, etc.)
• Familiarity with data visualization tools (Tableau, Power BI, etc.)
• Experience with real-time data processing
• Knowledge of data governance frameworks and compliance requirements (GDPR, CCPA, etc.)
• Experience with infrastructure-as-code tools (Terraform, CloudFormation)

Additional Information
Please be aware that job-seekers may be at risk of targeting by scammers seeking personal data or money. Nielsen recruiters will only contact you through official job boards, LinkedIn, or email with a domain. Be cautious of any outreach claiming to be from Nielsen via other messaging platforms or personal email addresses. Always verify that email communications come from an address. If you're unsure about the authenticity of a job offer or communication, please contact Nielsen directly through our official website or verified social media channels.