HVAC Systems Engineer (Contract) Renewable Energy Sector OverviewWe are seeking an experienced HVAC Systems Engineer to join a long-term renewable energy project, working remotely with occasional site visits. The successful candidate will lead the definition, specification, and design of complete HVAC systems, providing the technical framework that underpins 3D modelling, fabrication, and installation.This role is ideal for an engineer with strong analytical capability and a proven background in defining robust, efficient HVAC solutions within complex industrial or renewable environments. Key Responsibilities Define and develop complete HVAC system architectures for renewable energy facilities. Produce system definitions, equipment specifications, and design calculations (airflow, heat load, pressure drop). Determine design criteria, component sizing, and control strategies to ensure compliance with performance and safety requirements. Generate technical documentation and design reports, feeding into the detailed design and 3D modelling teams. Support the integration of HVAC systems with mechanical, electrical, and process disciplines. Provide technical oversight during fabrication, installation, and commissioning, ensuring systems meet defined specifications. Ensure compliance with industry standards and project requirements (CIBSE, ASHRAE, BS EN). Liaise with suppliers and contractors on component selection, performance validation, and system compatibility. Required Exper