Senior BI Architect (f/m/x)

About the project

Join an international team developing a strategic Data Platform used globally for analytics, reporting, and AI-driven solutions. We are looking for an experienced Senior BI Architect who will take ownership of designing modern Data & AI architectures powered by Databricks, Azure, and GenAI technologies. This role offers the opportunity to influence enterprise-wide data strategy, establish governance standards, and shape the future of advanced analytics and AI capabilities.

Your responsibilities

• Designing scalable Data & AI architectures leveraging Databricks and Azure technologies
• Defining and evolving Data Governance frameworks using Unity Catalog, Microsoft Purview, lineage, and audit capabilities
• Creating and maintaining architectural documentation, including ADRs, HLDs, LLDs, and decision logs
• Designing Lakehouse layers, semantic models, and data structures supporting enterprise analytics and BI solutions
• Architecting GenAI and LLM solutions aligned with business and platform requirements
• Driving platform optimization, FinOps standards, and collaboration with Infrastructure as Code teams

Our requirements

• Minimum 5 years of experience as a BI Architect, Data Architect, or in a similar architecture-focused role
• Strong hands-on expertise with Databricks, Data Platform architecture, and modern AI technologies, including GenAI/LLM solutions
• Experience designing data governance solutions, including Unity Catalog, Microsoft Purview, access models, lineage, and audit frameworks
• Proven ability to translate business requirements into scalable, secure, and maintainable architectures
• Strong knowledge of Lakehouse architecture, dimensional modeling, conformed dimensions, and semantic layer design
• Advanced English and excellent communication skills enabling effective collaboration with international stakeholders

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People

Recruitment stages

• Send your CV
• Talk to us about your expectations
• Learn more about our projects and choose the best
• Start your adventure with Sii!

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.

Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

This is how we work