Technical Support Engineer

Solax Power
Charing Cross, United Kingdom
6 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 40K

Job location

Remote
Charing Cross, United Kingdom

Tech stack

Communications Protocols
System Configuration
Firmware
Supervisory Control and Data Acquisition (SCADA)
Modbus
Systems Architecture
System Testing
Systems Integration
TCP/IP

Job description

The BESS Technical Support Engineer / Specialist is responsible for providing pre-sales and post-sales technical support for Battery Energy Storage Systems (BESS), ensuring optimal performance and customer satisfaction. This role requires a strong understanding of energy storage technology, system integration, and field operations., Technical Support & Troubleshooting

  • Provide remote and on-site technical support for commissioning, operation, and maintenance of BESS solutions.

  • Diagnose and resolve system faults related to battery systems, inverters, BMS/EMS, and communication networks.

  • Work closely with HQ R&D and product teams to escalate and resolve complex technical issues.

  • Guide customers and service partners through system testing, firmware upgrades, and troubleshooting procedures.

Pre-Sales & Solution Support

  • Support the sales and application engineering teams with technical documentation, system configuration, and project design reviews.

  • Participate in customer meetings and technical discussions to explain system architecture and product functionalities.

  • Review project drawings, single-line diagrams, and technical specifications to ensure compliance with standards.

Training & Documentation

  • Conduct technical training for customers, EPCs, and internal service teams.

  • Prepare and update user manuals, installation guides, FAQs, and troubleshooting checklists.

  • Maintain accurate service reports, failure analyses, and system performance records.

Quality & Feedback

  • Monitor field performance and provide feedback to product and R&D teams for continuous improvement.

  • Support warranty claim evaluations and root-cause analysis of returned components.

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Requirements

  • Bachelor's degree or above in Electrical Engineering, Power Systems, Mechatronics, or related field.

  • Minimum 3 years of experience in technical support, commissioning, or service for BESS, solar, or power systems.

  • Strong understanding of Li-ion battery technology, inverter operation, communication protocols (Modbus, CAN, TCP/IP), and power electronics.

  • Hands-on experience with EMS, BMS, SCADA systems, or grid integration is highly desirable.

  • Ability to read and interpret electrical schematics and control diagrams.

  • Excellent problem solving, analytical, and customer service skills.

  • Strong communication skills in English (both written and spoken); additional languages are a plus.

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Benefits & conditions

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About the company

Established in 2012, SolaX Power is dedicated to helping our customers transform their homes and businesses to clean energy and reducing the reliance on fossil fuels. SolaX Power is a leading provider of sustainable solar and energy storage solutions, with a strong presence in Europe, Asia, and Africa. Now we have more than 2800 employees globally, and we continue hiring talents to join us. At SolaX, a global organization, your career can reach its full potential., About AESC AESC is a global leader in the development and manufacturing of high-performance batteries for zero-emission electric vehicles(EV) and energy storage systems(ESS). Founded in Japan in 2007 and headquartered in Yokohama, AESC has built a strong global..., Job Description About AESC AESC is a global leader in the development and manufacturing of high-performance batteries for zero-emission electric vehicles(EV) and energy storage systems(ESS). Founded in Japan in 2007 and headquartered in Yokohama, AESC has built a strong...

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