Unit Role: B&I Directorate is the Army's intelligent customer for infrastructure working with the DIO to enable the Army to live, work and train. Position Role: Support and occasional lead in energy generation, energy efficiency and decarbonisation of the Army estate. Staff focal point for business cases and their delivery. Responsibilities: 1. Oversight and management of existing energy generation and energy efficiency schemes. 2.Develop business case inputs and evidence products (including investment appraisal) for sustainability and efficiency initiatives. 3. Deliver x-DLoD planning and execution for approved sustainability, efficiency and income generation projects. 4. Manage stakeholders in pre- and post-approval stages for energy generation projects. 5. Integrate cross cutting work strands (e.g. Defence Estates Optimisation Programme) into proposals and plans. 6. Generate/ support staff work as required; includes briefs, approvals, infra and general staffing. 7. Coordinate with chain of command, approvals and scrutiny community, Army staff, DIO and external agencies asrequired. 8. Liaise with a range of subject matter experts and delivery contractors.