Commercial & Procurement Lead (BESS)

Department: Finance

Employment Type: Permanent - Full Time

Location: UK - London

Compensation: £80,000 - £100,000 / year

Description

Key Responsibilities

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  Supplier Relationship Management (SRM): Establish and lead a formal SRM program, including Quarterly Business Reviews (QBRs) to evaluate performance and innovation roadmaps.
  
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  Cost Intelligence: Develop forward cost curves and Total Cost of Ownership (TCO) models to inform long-term procurement strategy.
  
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  Technology Roadmap: Partner with Technical teams to forecast BESS trends, assessing the commercial impact of cell chemistry shifts and manufacturing drivers.
  
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  Risk Assessment: Conduct detailed analysis of cybersecurity and Critical National Infrastructure (CNI) implications within the supply chain.
  

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  End-to-End Tendering: Lead global BESS tenders (RFI/RFQ), adapting strategies to meet specific jurisdictional grid codes and regulatory frameworks in the UK and Europe.
  
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  Contractual Excellence: Negotiate robust EPC and O&M contracts (FIDIC/NEC), specifically focusing on liability regimes, warranties, and availability guarantees.
  
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  Commercial Structures: Define optimal procurement structures (full wrap vs. split scope) based on project risk profiles.
  

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  Commercial Scrutiny: Manage contract variations, extensions of time, and pricing adjustments in collaboration with Finance and Construction teams.
  
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  Lender Compliance: Ensure all commercial variation work aligns with the obligations of project lenders.
  
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  Continuous Improvement: Implement indexation mechanisms, rebate schemes, and performance-based incentives to drive value.
  

Skills, Knowledge and Expertise

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  BESS Expertise: Minimum 10 years of experience in procurement or commercial management, with deep knowledge of the Li-ion battery value chain and upstream raw materials.
  
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  Contractual Proficiency: Advanced experience negotiating and managing standard industry contract forms (FIDIC, NEC, JCT).
  
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  Global Remit: Proven track record managing high-value tenders across multiple geographies and jurisdictions.
  
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  Commercial Acumen: Ability to translate complex technical problems into clear commercial insights and risk-mitigation strategies.
  

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• Degree educated (Master’s in Engineering or Technical Procurement preferred).
  
• MCIPS/CIPS or equivalent professional certification is highly desirable.
  
• Fluent in English; additional languages (Spanish, Italian, German, or Mandarin) are an advantage.
  

Benefits

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• Enhanced parental leave, for all new parents:
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  • 6 months fully paid primary carer leave
    
  • 3 months fully paid secondary carer leave
    
  • 10 days fully paid leave for fertility treatment
    
  
  
  
• Up to 10% company wide bonus based on company performance 
  
• Private medical cover with Bupa from day one with the option to add family members. 
  
• Hybrid working (blend of home and office working to suit individual needs)
  
• Nest pension (8% combined contributions) on qualifying earnings 
  
• 25 days holiday + bank holidays
  
• £2,000 annual learning & development budget to spend on whatever best supports your growth
  
• 1 month a year ‘work from anywhere in the world’ policy
  
• Spill: our mental health benefit allowing every Fielder access to equal and unrestricted therapy and resources 
  
• Green leave: paid time off to do something good for the environment
  
• Fun co-working office space in Shoreditch, London or Berlin, Germany
  
• Dog friendly office (with some regular furry friends already in the team)
  
• Free team lunch once a week
  
• Regular team socials
  
• Birthday carbon offset: a gift from Field to the world to celebrate your birthday
  
• & many more on the way!
  

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  Genuine impact: You will actually be building and operating the renewable infrastructure we need to reach net zero. This is not a green CSR initiative, but a company that is taking a leading role in building one of the critical solutions to a generational problem.
  
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  Make things happen: We are still a relatively early stage company, and you will have significant accountability to make things happen from day one. You will have a lot of autonomy, will learn quickly, and be given a LOT of room to grow.
  
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  Define a new industry: The energy market is in a paradigm shift right now, evolving at a breathtaking pace, and you will play a leading role in defining how that market evolves and innovates over the next few years. 
  
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  Exceptional team: We are an eclectic team with varied backgrounds. We have experience scaling billion dollar tech start-ups and building energy companies, as well as deep specialisms in the energy markets. You will learn from and work with a bunch of fun, curious, and entrepreneurial people who really want to make an impact. 
  

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  Move fast - We’re finishers. Doers. Pragmatists. We take responsibility. We see things through and we always deliver on our promises. We roll up our sleeves and get things done. FAST.
  
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  Know your stuff - We’re curious and pride ourselves on always learning, adapting and improving. There are no stupid questions here. We’re self-starters. We’re all learning and growing, always. And we take accountability for our own growth
  
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  Do it right - We do things the right way and never cut corners. We always put safety above profit. We carefully manage the impact of our work on local communities and the broader environment. We are intentional and act with integrity at all times.
  
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  Work for the team - We are friendly and approachable. We make time for one another, we lean on each other. We learn from one another, and we value diversity of thought and experience so we learn faster and get better