Technical Support Engineer – Energy Storage (BESS)

Wenergy Storage; Województwo mazowieckie; Sur place; PLN 120 000 - 190 000; Plein temps

Avantages offerts par ce poste

Overseas allowance

Global training network

Career development opportunities

International travel

Résumé du poste

Wenergy Storage is seeking a technically skilled professional to support customers from pre-sales through on-site commissioning of energy storage solutions. You will articulate product value, address requirements, and help move projects forward.

You will lead overseas project commissioning, ensure grid compliance, and provide training while maintaining high customer satisfaction. English fluency and international travel are required.

Qualifications

• Bachelor’s degree or higher in Electrical Engineering, New Energy, or related field.
• Min 3 years in technical support, on-site commissioning, or field service in energy storage or related industry.
• Deep understanding of energy storage tech: batteries (LFP), PCS, BMS, thermal management, integration.
• Fluent in English for technical communication and training.
• Willing to travel internationally on a frequent basis.

Responsabilités

• Provide pre-sales technical support and solution development for customers.
• Respond to technical inquiries, prepare specifications, proposals, and compliance statements.
• Lead on-site commissioning, acceptance testing, and grid connection for overseas projects.
• Diagnose and resolve post-sales issues remotely or on-site to minimize downtime.
• Deliver product and technical training to customers, partners, and internal teams.

Connaissances

English fluency

Customer focus

Communication skills

Formation

Electrical Engineering / New Energy degree

Outils

SCADA

Data loggers

Remote monitoring

Description du poste

Work closely with the sales team to provide pre-sales technical support, including customer technical consultations and solution development. Help articulate product value and address customer requirements to move projects forward.

Respond to customer technical inquiries, prepare technical documents (specifications, proposals, compliance statements), and support the sales process to secure project contracts.

Lead on-site commissioning, acceptance testing, and grid connection for overseas energy storage projects. Ensure systems perform according to specifications and local grid codes.

Handle post-sales technical issues, diagnose and resolve system faults remotely or on-site. Provide timely solutions to minimize system downtime and ensure customer satisfaction.

Deliver product and technical training to customers, partners, and internal teams. Build local technical capabilities and ensure proper system operation and maintenance.

Qualifications

• Bachelor’s degree or higher in Electrical Engineering, New Energy, or a related field.
• Minimum 3 years of experience in technical support, on-site commissioning, or field service within the energy storage or related industry (e.g., BESS, PV, PCS).
• Deep understanding of energy storage system technologies, including batteries (LFP, etc.), PCS, BMS, thermal management, and basic system integration.
• Fluent in English – able to use English as a working language for technical communication, documentation, and customer training.
• Willing and able to travel internationally on a frequent basis. Strong communication and problem-solving skills, with a customer-oriented mindset.

Preferred Qualifications

• Experience with overseas project commissioning (Europe, Southeast Asia, Middle East, etc.).
• Familiarity with local grid codes, safety standards (IEC, UL, etc.), and communication protocols (Modbus, CAN, etc.).
• Hands-on experience with SCADA, data loggers, or remote monitoring platforms.

What We Offer

• Competitive salary + overseas allowance
• Comprehensive training and global technical support network
• Career development opportunities in a fast-growing renewable energy sector
• International travel experience and cross-cultural teamwork