Senior Data Engineer – AWS | Apache | Python | DevOps

Project overview

Senior Data Engineer – AWS | Apache Spark | Python | SQL | DevOps

For a demanding Data Engineering environment, we are looking for an experienced Senior Data Engineer with a focus on AWS-based data infrastructures, robust data pipelines, and high-performance ETL processing.

In this role, you will work as part of a DevOps team on the development, maintenance, and optimization of modern data platforms. You will design data products, ensure the stable operation of Spark ETL, and support the team with automation, operation, cost optimization, and further development of the existing Big Data stack.

Responsibilities

Experience:

Reference No.: 925172DO

Role: Senior Oracle Database Engineer

• Development and maintenance of an AWS-based data infrastructure and corresponding data pipelines
• Optimization and ensuring the operation of Spark ETL for efficient data processing
• Development and maintenance of robust data pipelines in collaboration with Data Owners and Data Analysts
• Analysis of requirements as well as conception and implementation of data products in the Big Data stack
• Support and coaching of Data Engineers in automation, operation, and further development of the development stack
• Close collaboration with business stakeholders and architecture to align technical solutions with business needs
• Support with cost optimization of existing AWS services
• Participation in migrations to new tools and technologies
• Ensuring stable, traceable, and maintainable data solutions in a DevOps environment
• University degree in Computer Science or equivalent professional experience in a Data Engineering environment
• Several years of experience as a Data Engineer, ideally in cloud-based data platforms
• Sound experience in data processing with Apache Spark, SQL, and Python
• Experience in the development, maintenance, and optimization of ETL processes and data pipelines
• Experience with AWS-based data platforms and Big Data architectures
• Experience in DevOps teams as well as understanding of operation, monitoring, and continuous improvement of data pipelines
• Interest or experience with CI/CD, Infrastructure as Code, and Terraform
• Experience with AWS Analytics Services such as Glue, SageMaker, Athena, Lambda, or Batch is an advantage
• Knowledge of Scala or Java is an advantage
• Agile mindset, team orientation, and enjoyment of actively sharing knowledge with colleagues
• Good German language skills as well as good English language skills

Project details

Bern and Region

100% (min. 20% onsite)

01.09.2026

End: 31.03.2027

If this position has sparked your interest, please send us your complete dossier via the link in this advertisement. If this position does not quite fit your profile and you would like to receive other positions directly, you can also send us your dossier via this advertisement or to [contact removed]. Contact us for more information about our company, our positions, or our attractive Payroll-Only program: [contact removed].

• Start: 2026-09-01
• Location: Bern, CH
• Languages: German

Source notes

ITech Consult is a Swiss company certified according to ISO 9001:2015 with branches in Germany and Ireland. ITech Consult specializes in the placement of IT candidates for contract work. We were founded in 1997 by IT professionals and therefore know how important professional support is for project search and work.