Team Lead Technical Presales Bess (D/F/M)

Ja Solar; Madrid; On-site; EUR 90,000 - 130,000; Full time

Job summary

JA Solar in Madrid seeks a Team Lead Technical Presales BESS to lead the European presales team, delivering high-quality technical support during the sales process. You will translate strategy into day-to-day execution, oversee bid support, solution design, and product-related technical activities, while driving cross-functional collaboration with Sales, Service, Delivery, and HQ.

The role demands strong leadership, deep BESS expertise, and excellent communication to drive successful tenders and

Qualifications

• 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 with 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.

Responsibilities

• 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.
• 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.
• Coordinate product certification activities for European markets together with HQ and certification bodies.
• Consolidate customer feedback, market requirements, and technology trends and communicate them to Product Management and HQ.
• 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.
• 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.

Skills

People leadership

BESS presales

Solution design

Stakeholder management

Project coordination

Cross-functional collaboration

English proficiency

Education

Electrical Engineering degree

Job description

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 "Global Top 500 New Energy Enterprises" for multiple consecutive years.