Your mission Position, Location, Department

Full-time | Madrid | Technical Europe

Position Summary The Team Lead Technical Presales BESS is responsible for leading the European BESS Technical Presales team and ensuring the delivery of high-quality technical support throughout the sales process. The role combines people leadership with technical expertise, translating the technical strategy defined by the Head of Technical Europe into consistent day-to-day execution.

The Team

Lead oversees technical proposal development, solution design, bid support, customer engagement, and product management related technical activities and product marketing activities, while driving operational excellence, team development, and cross-functional collaboration across regional Sales, Service & Delivery team, and Headquarters other functional departments.

Reporting Line

Reports to the Head of Technical Europe

Direct reports

Technical Presales Managers BESS

Major Responsibilities

People Leadership Lead, coach, and develop the regional Technical Presales team, fostering a high-performance and collaborative culture

Set objectives, monitor performance, provide regular feedback, and support employee development

Allocate resources and technical support across regions according to business priorities

Support recruitment, onboarding, succession planning, and capability development within the team

Technical Presales Leadership Ensure high-quality technical support throughout the sales cycle for utility-scale and C&I; BESS opportunities

Oversee technical solution design, system sizing, bid preparation, technical documentation, and customer presentations

Guide technical evaluations of customer requirements, grid codes, and project feasibility

Support complex customer discussions, technical negotiations, and strategic bidding activities

Act as the senior technical escalation point for Sales teams and customers

Ensure consistency, quality,



and continuous improvement of technical proposals and presales processes

Product Management & Product Marketing Coordinate product certification activities for European markets together with HQ and certification bodies (if needed).

Consolidate customer feedback, market requirements, and technology trends and communicate them to Product Management and Headquarters

Support product localization, technical compatibility assessments, and new product introductions

Maintain technical documentation, design standards, and solution templates across the region

Represent the company during technical workshops, conferences, webinars, and customer events

Cross-Functional Collaboration Collaborate closely with Sales, Service, HQ and other related departments

Ensure effective communication between European technical teams and HQ teams.

Support continuous improvement of technical tools, processes, and knowledge sharing across Europe

Performance Indicators Achievement of team and functional objectives

Quality and timeliness of technical presales support

Technical contribution to successful tenders and presales conversion rate

Internal Sales team and customer satisfaction

Team capability development, knowledge sharing, and coaching effectiveness

Continuous improvement of technical processes, documentation, and product management support

Your profile Required Qualifications

Bachelor's degree in Electrical Engineering, Energy Engineering, Power Systems, Physics, or a related technical field

7–10 years of experience in PV, BESS, or related energy technologies

Proven experience in BESS technical presales, solution engineering, or system design





Previous experience leading technical teams (full people leadership responsibility)

Strong understanding of BESS architecture, system integration, grid requirements, and utility-scale applications

Experience supporting complex utility-scale and commercial BESS tenders

Fluency in English (C1); additional European languages are an advantage

Skills &

Competencies

Strong people leadership and coaching skills

Excellent technical expertise in BESS system design and solution development

Strong stakeholder management and customer communication skills

Ability to translate customer requirements into practical technical solutions

Structured, analytical, and solution-oriented working style

Strong project coordination and prioritization skills

Ability to manage multiple complex opportunities in a fast-paced environment

Collaborative mindset with strong cross-functional communication skills

Travel Requirement

Regular travel across Europe

Occasional international travel to Headquarters and suppliers

Availability for customer meetings, technical workshops, site visits, and industry events

About us JA Solar was founded in 2005. As a photovoltaic power generation solution platform we continue to advance the "One Body, Two Wings" strategy. The "One Body" refers to our main industry chain integrating silicon wafers, cells, and modules, while the "Two Wings" refer to our PV auxiliary materials and equipment industry and PV+ application scenario solutions.

In 2019, JA Solar was officially listed on the A-share market (stock symbol: "JA Solar"; stock code: 002459). With continuous technological innovation, stable financial strengths, and a well-developed global sales and service network, JA Solar has been widely recognized by domestic and international customers and has been listed in the "Fortune 500 China 500" and "Integral Top 500 New Energy Enterprises" for multiple consecutive years.

📌 Team Lead Technical Presales BESS (d/f/m) (Madrid)
🏢 Ja Solar
📍 Madrid