Senior BESS Specialist

Senior BESS Specialist

Climate17 is partnered with a well-capitalised, fast-growing distributed energy platform backed by a global infrastructure investor.

Combining strong financial backing with an entrepreneurial culture, the organisation offers a unique opportunity to shape strategy, optimise assets and directly influence value creation in a rapidly evolving energy landscape.

This is a newly created, high-impact role for a Senior BESS Specialist to act as the internal expert across battery storage strategy, commercialisation and optimisation.

You will play a central role in identifying and unlocking value from battery storage across an existing portfolio, while also shaping how storage is integrated into new project development. The position sits at the intersection of commercial strategy, modelling and route-to-market execution and technical delivery, working closely with senior leadership and cross-functional teams across the UK and Europe.

Key Responsibilities

Portfolio Strategy (BESS Integration)Identify and assess opportunities to deploy battery storage across an existing portfolio of distributed energy assets.Commercial Prospecting SupportSupport origination and commercial teams in evaluating BESS opportunities on new sites, including feasibility and value creation.Modelling & Revenue OptimisationDevelop and maintain financial and operational models to assess battery performance, revenue stacking and project viability.Route-to-Market StrategyDefine and manage route-to-market strategies, including engagement with aggregators, optimisers and trading partners.Optimiser Relationship ManagementAct as the key interface with third-party optimisation providers, monitoring performance and ensuring alignment with revenue objectives.Internal AdvisoryProvide subject matter expertise across the business, supporting development, commercial, and asset management teams.Cross-Functional CollaborationWork closely with teams across multiple geographies, contributing to a cohesive and scalable BESS strategy.Candidate Profile

Proven experience working with BTM battery energy storage systems (BESS)Experience in techno-economic modellingAbility to bridge technical performance and commercial outcomesStrong understanding of battery revenue streams (e.g. wholesale markets, ancillary services, flexibility markets)Experience with financial modelling and revenue forecasting for BESSFamiliarity with optimisation strategies and trading interfacesGood understanding of UK energy markets (knowledge of European markets is advantageous)Commercially driven, analytical and solutions-orientedStrong stakeholder management skillsAble to operate effectively in a fast-paced, high-growth environmentComfortable working cross-functionally and internationally


  • Location: Greater London,England
  • Salary: £100000 per annum
  • Type: Permanent
  • Recruiter: Climate17 Ltd
  • Posted: 12-May-2026
  • Posted on: jobs4a.com