Senior Data Engineer, On-Premises Data Platforms

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good. Your impact At Jacobs we are continuing to grow our Digital & Data Hub in Krakow, delivering digital, data, and AI solutions across industries including Energy and Utilities, Defence and Security, Transport, Government and Public Services, Health and Life Sciences, Financial Services, and Manufacturing. We are looking for an experienced Senior Data Engineer to design, build, and operate enterprise-scale data solutions, with a strong focus on on-premises and hybrid data platforms. This is a hands-on engineering role for someone who can work with complex enterprise data ecosystems, modernize legacy platforms, and build reliable, secure, and scalable data pipelines. Key Responsibilities Design, build, and maintain data pipelines in on-premises and hybrid environmentsIntegrate data from databases, applications, files, APIs, and legacy systemsDevelop and optimize ETL/ELT processes, SQL queries, and data transformationsDesign and maintain data models, data warehouses, data marts, and analytical layersWork closely with architecture, infrastructure, security, and application teamsMonitor, troubleshoot, and optimize data platforms and pipelinesImplement data quality, logging, observability, and operational best practicesSupport modernization and migration from legacy data platformsProvide technical leadership and mentor less experienced engineers Here's what you'll need 5+ years of experience in data engineering or data platform engineeringStrong hands-on experience with on-premises enterprise data environmentsAdvanced SQL skills and experience with databases such as SQL Server, Oracle, PostgreSQL, or similarExperience building production-grade ETL or ELT pipelinesExperience with Spark, Hadoop, Hive, Kafka, or similar big data technologiesProgramming or scripting experience in Python, Bash, PowerShell, Java, Scala, or similarExperience with orchestration or ETL tools such as Airflow, Control-M, SSIS, Informatica, Talend, or similarUnderstanding of enterprise infrastructure, including servers, storage, networking, access control, and deployment environmentsExperience working with Linux and/or Windows Server environmentsStrong troubleshooting skills and ownership mindsetAbility to collaborate with architects, engineers, analysts, and business stakeholders Nice to Have Experience with hybrid cloud architectures using Azure, AWS, or Google CloudExperience with Teradata, Netezza, Cloudera, SAP BW, or other enterprise data platformsFamiliarity with CI/CD, Git, DevOps, containerization, and automated deploymentsExperience with data governance, metadata, lineage, or cataloging toolsExperience in consulting, product-driven, or multi-project environments We offer Rewarding employment full-time employment/b2b contract with a salary that matches your qualificationsHybrid work model - enjoy the flexibility of working from home, with just several office days per monthFlexible hours - start your day anytime between 730 and 1000 AMComprehensive benefits, including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co-financing, and a car/bike park sharing systemCo-financed holidays - enjoy "Wczasy pod Gruszą" for a well-deserved breakGlobal projects - engage in exciting international projectsInclusive networks - join our diverse employee networks like Women's Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and moreContinuous learning - participate in our Graduate Development Program, Learners’ Community, and self-learning platformsLanguage courses - enhance your skills with courses in English, German, and Polish We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are, regardless of age, disabilities, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. Find out more about life at Jacobs. As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team [1] recruitmentpoland@jacobs.com Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.