Senior Software Engineer - Big Data Platforms (Remote)

About the Role

We are seeking a Senior Software Engineer for Big Data Platforms to join our team at CERN. This remote position allows you to contribute to the evolution of non-relational data stores and big data platforms, utilizing technologies such as Hadoop and Spark. As a Senior Software Engineer, you will play a pivotal role in supporting the operation, monitoring, and analysis of particle accelerator systems through the management of extensive multi-petabyte datasets.

What You'll Do

• Drive the evolution of the CERN Accelerator Archival system (NXCALS).
• Design and develop core components of the system, including ingestion pipelines (ETL), metadata services, and APIs.
• Collaborate with user communities to define best practices for NXCALS in developing control applications.
• Work closely with the CERN IT department to validate the evolution of storage technologies like HDFS and ClickHouse.
• Contribute to the operation, maintenance, and user support of the system.
• Mentor junior software engineers and contribute to other Controls data engineering platforms.

Requirements

• Master's degree or equivalent in Computer Science or a related field.
• Extensive experience in Java development using the Spring ecosystem.
• Solid knowledge of big-data technologies, including Hadoop, HDFS, Apache Spark, and Kafka.
• Working knowledge of Python, including SDK development and PySpark.
• Proven experience with modern software engineering practices, including CI/CD and DevOps methodologies.

Nice to Have

• Experience in designing and deploying complex, high-availability systems.
• Knowledge of programming techniques and languages (Java and Python).
• Experience in database design and development.

What We Offer

• A competitive salary (tax-free), increasing with relevant experience.
• 30 days of paid leave per year plus 2 weeks annual closure.
• Comprehensive health insurance coverage for you and your family.
• Relocation package including installation grant and travel expenses.
• Possibility to extend your contract up to 8 years with eligibility for indefinite contract tenure.