Data Engineer - Sigma/Snowflake

Data Engineer with Sigma Experience Key Responsibilities

Lead the design, build and delivery of dashboards, workbooks and reports in Sigma Computing

Own client engagements from requirements gathering through to delivery and handover

Lead migrations of existing Power BI reports and semantic models into Sigma

Design and optimise data models connected to cloud data warehouses such as Snowflake, Databricks or BigQuery

Write efficient SQL to prepare, transform and validate data for reporting

Configure Sigma features including input tables, parameters, row level security and embedded analytics

Maintain and enhance existing Power BI solutions, including DAX measures and Power Query transformations

Define governance, access control and best practice standards across BI environments

Mentor junior consultants and review their work to maintain delivery quality

Deliver training, documentation and handover sessions to enable client teams to self serve

Resolve complex reporting and performance issues across client environments

Act as a trusted advisor to clients on BI strategy, visualisation best practice and platform adoption

Technical Skills Required

5+ years of experience in BI, analytics or data consulting

Hands on experience building solutions in Sigma Computing

Strong Power BI experience, including DAX, Power Query and data modelling

Strong SQL skills and experience working with cloud data warehouses such as Snowflake, Databricks or BigQuery

Strong understanding of dimensional data modelling and reporting design principles

Proven experience leading requirements workshops and presenting solutions to senior technical and non technical stakeholders

Strong communication skills and confidence working in a client facing consultancy environment

Desirable Skills

Sigma Computing or Microsoft PL 300 (Power BI Data Analyst) certification

Experience leading migrations from Power BI, Tableau or Looker into Sigma

Exposure to dbt or other transformation frameworks

Experience with embedded analytics or customer facing reporting

Familiarity with Python for data preparation or automation

Experience mentoring or leading small delivery teams