Customer-Facing Data Architect - Fabric & Azure Lead

Sii Poland; Kraków; On-site; PLN 170,000 - 210,000; Full time

Benefits offered by this job

Centre of internal trainings

Profit sharing

Open and accessible management team

Great Place to Work

Medical care

Job summary

Sii Poland is seeking a Senior Data Architect to lead the design of customer data solutions using Microsoft Fabric and Azure. You will guide delivery teams, conduct discovery sessions, and provide technical leadership to Data Engineers and Data Visualization Engineers.

This role emphasizes customer-facing collaboration and architectural decision making. The ideal candidate has deep experience in data architecture, Kimball modeling, Medallion architecture, and modern data engineering patterns,

Qualifications

• Minimum 5 years of experience in data architecture or a related field.
• Strong knowledge and practical experience with Microsoft Fabric, including OneLake, Lakehouse, and Data Factory
• Expertise in data warehousing and Kimball dimensional modeling
• Proficiency in Medallion architecture and modern data engineering patterns
• Hands‑on experience with Azure data services and integration patterns
• Familiarity with CI/CD, Git, and deployment approaches for modern data platforms
• Excellent communication skills to lead customer‑facing technical discussions and workshops
• Fluent English
• Residency in Poland

Responsibilities

• Acting as the technical authority for data architecture and design throughout the project lifecycle
• Leading customer discovery, requirements gathering, and envisioning sessions
• Building strong relationships with customer stakeholders and communicating confidently with both technical and non-technical audiences
• Translating business requirements into clear technical requirements, architectures, and delivery approaches
• Producing high-quality HLDs, architecture diagrams, data flows, data models, and supporting technical documentation
• Designing Microsoft Fabric solutions using appropriate Lakehouse, Warehouse, OneLake, and Medallion architecture patterns
• Defining dimensional models using Kimball principles, including facts, dimensions, star schemas, grain, surrogate keys, and Slowly Changing Dimensions
• Making and documenting architectural decisions, including rationale, assumptions, dependencies, and technical risks

Skills

Data architecture

Microsoft Fabric

Azure

Data warehousing

Kimball modeling

Medallion architecture

CI/CD

Git

English

Poland residency

Tools

Power BI

Azure DevOps Boards

Job description

Sii Poland is seeking a Senior Data Architect to lead the design of customer data solutions using Microsoft Fabric and Azure. You will guide delivery teams, conduct discovery sessions, and provide technical leadership to Data Engineers and Data Visualization Engineers.

This role emphasizes customer-facing collaboration and architectural decision making. The ideal candidate has deep experience in data architecture, Kimball modeling, Medallion architecture, and modern data engineering patterns,