Data Specialist - Remote

Overview

An international company, a leader in developing large-scale energy storage and grid-stability technologies, is in search of a highly skilled and experienced Data Specialist to be a part of its core team.

In Short

• Mapping BM units, substations, and fuel types across Elexon, National Grid, and other sources; maintaining master/reference datasets
• Documenting mappings, assumptions, and known limitations clearly for downstream users
• Reconciling legacy and current data formats; ensuring consistency between Elexon message types
• Investigating discrepancies between data sources to determine authoritative values
• Cleaning time-series data: detecting outliers, filling gaps, resolving duplicates, and understanding root causes of quality issues
• Developing reusable Python-based cleaning routines and data grabbers for APIs
• Building dbt models and designing PostgreSQL schemas for clean, analysis-ready datasets
• Orchestrating workflows using GitHub Actions

Requirements

• Proven experience in data analysis and management
• Strong knowledge of Python and data cleaning techniques
• Experience with PostgreSQL and dbt models
• Familiarity with GitHub Actions for workflow orchestration
• Ability to document processes clearly for user understanding
• Strong problem-solving skills to investigate data discrepancies

Benefits

• Flexible working arrangements (remote or hybrid)
• Opportunity to work with a leading company in energy technology
• Collaborative and innovative work environment