Project Manager

Permanent employee, Full-time · London

Your mission
Wattstor is seeking a dynamic and experienced Project Manager to join our fast-growing European renewable energy business. In this pivotal role, you will lead the end-to-end delivery of diverse and complex energy projects, ensuring consistency, quality, and innovation across our portfolio.
 
As Project Manager, you will drive the entire project lifecycle—from strategic planning to execution—developing robust workflows and managing contractual, financial, and resource requirements. You will play a key role in identifying and mitigating risks, ensuring that all projects are completed safely, on time, within budget, and to the highest standards.
 
Championing a safety-first culture, you’ll ensure both staff and subcontractors operate in alignment with our rigorous quality and safety expectations. You will also collaborate closely with essential supply chain partners to support the development and implementation of Wattstor’s Price Protect offering.
 
This is an exceptional opportunity to make a tangible impact on the clean energy transition, contribute to Wattstor’s success, and help accelerate the decarbonisation of the global energy sector

Key Responsibilities
  • End-to-End Project Management: Deliver a portfolio of renewable energy projects, developing detailed execution plans, tracking milestones, and ensuring successful outcomes.
  • Safety Leadership: Embed a culture where safety is paramount—for staff, contractors, and clients—using proactive systems and standards.
  • Financial Stewardship: Oversee budgeting, forecasting, and cost control to maximise value and stay within financial targets.
  • Team Development: Build and mentor a high-performing team, set clear priorities, and foster cross-functional collaboration.
  • Resource & Supply Chain Management: Optimise allocation of labour, materials, and third-party vendors. Develop strong EPC and logistics frameworks to support delivery at scale.
  • Stakeholder Engagement: Align cross-functional teams (technology, product, supply chain) and manage customer relationships for seamless project execution.
  • Commercial & Risk Oversight: Protect commercial interests, manage risk proactively, and ensure repeatable, scalable success.
  • Quality & Compliance: Uphold the highest quality standards and regulatory compliance throughout the project lifecycle.
  • Process Improvement: Drive efficiency through workflow digitisation, standardisation, and continuous process improvement initiatives.
  • Reporting & Documentation: Establish a culture of rigour with regular project reporting and documentation that supports effective handover to operations.
Your profile
  • Bachelor's degree in Electrical Engineering or similar.
  • Proven track record managing a portfolio of £10M+ across multiple countries.
  • Deep understanding of energy storage technologies, EPC contracting, and regulatory frameworks.
  • Strong financial acumen with hands-on experience in project cost control and forecasting.
  • Effective team leadership and stakeholder communication skills.
  • Experience working with manufacturing, logistics, and supply chain partners.
  • High analytical capability with a pragmatic, solutions-oriented approach.
  • Familiarity with programme management tools and digital delivery platforms.
Why us?
  • Competitive base salary + up to 12% quarterly performance bonus.
  • 25 days of annual leave.
  • Cycle to Work Scheme & phone allowance.
  • Pension scheme & employee assistance programme.
  • Professional development & international training opportunities.
  • Flexible hybrid working model.
  • A supportive, human-centric culture and collaborative team environment.
  • Regular company events and the chance to be part of a mission-led, innovation-driven organisation.
About us
Wattstor is a next-generation energy company providing complete onsite renewable energy solutions. We believe sustainable, affordable energy is a business essential and we are committed to removing all obstacles to the clean energy transition. We supply customers with electricity in a new, faster, cheaper, and greener way. And in this way, we help our customers “Think Outside The Grid”.

With the best EMS on the market, cost-efficient solar and BESS systems, and the ability to design and deliver bespoke renewable projects, we can pave the way for our customers' path to net zero – removing all obstacles en route and supporting our customers at every stage of the process. 
Join our team.
Thank you for your interest in Demo Daten GmbH. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to demodaten@demo.de.
Uploading document. Please wait.
Please add all mandatory information with a * to send your application.