Technical Presales Manager ESS – Netherlands (d/f/m)
Ja Solar
Posted: April 9, 2026
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Quick Summary
Provide technical pre-sales support for ESS products, including customer communication, technical design, bid support, and customer-facing presentations.
Required Skills
Job Description
Your mission:
Position, Location, Department
Full-time | Netherlands | 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.
Reporting line: Head of Technical Europe
Major Responsibilities
• 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, technicalpreparation, and cost-related inputs for quotations
• Participate in tender and bidding processes; prepare and review technical bid documents in English and Chinese
• Support the drafting and review of technical specifications and technical agreements for ESS projects
• Act as a technical interface between Sales, HQ technical teams, product management, and customers
• Deliver internal and external technical training sessions for ESS products and solutions
• Support technical evaluations of customer requirements, grid standards, and project feasibility
• Contribute to continuous improvement of technical documentation, solution templates, and pre-sales processes
• Perform additional technical tasks or project support as assigned by leadership
Performance Indicators
• Bid win support rate / technical contribution to successful tenders
• Turnaround time for technical proposals and configurations
• Number and quality of technical trainings delivered
• Reduction in technical clarification cycles or bid revisions
• Stakeholder feedback from Sales and customers
Your profile:
Required Qualifications
• Bachelor’s degree or above in Electrical Engineering, Energy Engineering, Power Systems, or a related technical field
• Proven experience in ESS technical support or pre-sales, preferably with utility-scale and/or residential energy storage systems
• Strong understanding of the European energy storage market, grid requirements, and customer expectations
• Strong technical expertise in energy storage systems and solution design
• Experience supporting large-scale ESS projects is strongly preferred
• English and Dutch: minimum requirement C1 (professional working proficiency)
Skills & Competencies
• Excellent communication and presentation skills, including creation and delivery of PPTs
• Ability to explain complex technical concepts to non-technical audiences
• Structured, detail-oriented, and solution-focused working style
• Strongcross-functionalcollaborationskills
• Ability to work independently and manage multiple priorities
Travel Requirement
• Regular travel across Netherlands as required
• Occasional travel within Europe