Senior Data Engineer

About the Role

Swiss Himmel GmbH is seeking a highly experienced Senior Data Engineer with over 10 years of expertise in designing, developing, maintaining, and supporting enterprise-scale ETL and Data Warehouse solutions within the Banking and Financial Services industry. The ideal candidate possesses extensive experience in Building data pipelines, Oracle Database, PL/SQL, Unix, Shell scripting, Informatica PowerCenter, Control-M Batch Scheduling, Production Support, and Site Reliability Engineering.

The candidate should demonstrate strong analytical skills, excellent problem-solving abilities, and proven experience in delivering mission-critical applications while ensuring high system availability, operational stability, and production excellence.

Key Responsibilities

Develop, operate and further improve our existing Data Integration Platform.

> > Support the stable and secure operation of our current data landscape and optimize ETL workflows for improved performance and maintenance.

Analyse business requirements and translate them into robust technical ETL solutions.

Perform data mapping, transformation logic implementation, and metadata management.

Contribute with your experience to the design of our future data integration setup.

Contribute to gradually transition existing solutions to modern, cloud-based architectures.

Work closely with other delivery teams, business units and the Data Engineering Team. You will ensure that our solutions are high-quality, secure, maintainable and sustainable.

Actively contribute to agile working practices and take responsibility for your areas of focus.

Lead workshops with product owners, architects, engineers, and business stakeholders to capture functional and non functional requirements.

Required Skills & Experience

Bachelor's Degree in Information Technology or Computer Science or equivalent discipline

10+ years of experience in ETL Development, Data Warehousing and Production Support

Strong database experience including PL/SQL programming, SQL querying, analysis and optimization.

Strong hands-on experience to design, develop and maintain data pipelines for data sourcing, transformation, validation and loading using enterprise ETL solutions, preferably Informatica PowerCenter

Proficiency in Unix/Linux and Shell Scripting for automation and batch processing

Solid knowledge of financial data classification, data governance, data lineage standards.

Strong expertise in BMC Control-M for batch scheduling, monitoring, and job recovery

Experience in Level 3 (L3) Application Support and Incident Management

Experience with Site Reliability Engineering (SRE) practices and production monitoring

Hands-on experience with monitoring tools such as Splunk, AppDynamics, and Grafana

Willingness to participate in on-call and weekend support during release cycles and production maintenance activities

Excellent communication and stakeholder management abilities

Familiarity with ITIL processes, including Incident, Problem and Change Management with ServiceNow

Knowledge of CI/CD pipelines, Git, Jenkins and experience working with Agile/Scrum methodologies

Experience in banking, financial services or regulated environments.

What We Offer

Opportunity to work on large-scale banking transformation programs

Exposure to international clients and complex core banking environments

A collaborative and professional work culture

Long-term growth opportunities within Swiss Himmel GmbH