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Position, Location, Department
Full-time | Madrid, Spain | Technical Europe
Position Summary
The Technical Presales
Manager
ESS
is responsible for
providing technical pre-sales support for energy storage system solutions across the region. The role supports Sales teams by delivering technical
expertise
, solution design, bid support, and customer-facing presentations for utility-scale and C&I; ESS projects.
In addition, the role contributes to product management activities by supporting product certifications, monitoring
market
and technology developments, and ensuring technical compatibility of energy storage solutions within the European market environment.
Reporting Line
Reports to the Head of Technical Europe
Major Responsibilities
Technical Presales Support
Provide technical pre-sales support for ESS products, including customer communication, technical clarification, and solution presentations in collaboration with Sales
Design and configure ESS solutions, including product selection, system sizing, technical preparation, yield simulations,



and cost-related inputs for quotations
Participate in tender and bidding processes; prepare and review technical bid documents
Support technical contract negotiations and drafting of technical specifications and technical agreements for ESS projects
Provide daily technical support to customers and internal Sales teams on ESS product and system-related topics
Support technical evaluations of customer requirements, grid standards, and project feasibility
Act as a technical interface between Sales, HQ technical teams, and customers to ensure
accurate
and
timely
technical communication
Deliver internal and external technical training sessions for ESS products and solutions, including system simulations and technical presentations
Represent the company in technical meetings, customer discussions, and project-related communications as
Perform
additional
technical tasks or project support as assigned by leadership
Prod

📌 Technical Presales Manager Ess Spain/Portugal (Madrid)
🏢 Ja Solar
📍 Madrid