Gabriel Cristea

Technical Service Engineer

About

Technical Service & After-Sales Coordinator with hands-on experience in photovoltaic systems, hybrid inverters, energy storage systems (ESS), and field troubleshooting. Experienced in organizing after-sales activities, technical support workflows, field operations and installer support for residential and commercial PV systems. Strong focus on: technical diagnostics and troubleshooting battery systems and BMS behavior firmware analysis and compatibility grid settings and commissioning quality technical training and process improvement Over the years, I have worked with various inverter and energy storage systems including MPP Solar, Growatt, Huawei, Deye, and Solplanet, both in field service and real installation environments.Alongside renewable energy systems, I also have practical experience in electronics troubleshooting and board-level repair, which helps in identifying hardware-related issues and improving system reliability. Passionate about building structured and efficient technical support operations focused on stability, reliability, and long-term customer satisfaction.

Country

Romania

City

Cluj-Napoca

Industry

Electrical & Electronic Manufacturing

Skill

Technical Documentation, Technical Operations, After-Sales, PV, Field Service Management, Electronic Troubleshooting, Inverter Troubleshooting, PV Commissioning, Electrical Engineering, Field Service Engineering, Battery Management Systems, Technical Support, Maintenance and Repair, Troubleshooting, Customer Service, Negotiation, Project Documentation, Communication, Electronics, Challenge Driven

Experience

Technical Service Engineer

SC Pruxo Consulting SRL

2014-3 - Present · 12 yrs 7 mos

Cluj, România

Technical Service Engineer / Renewable Energy Consultant Technical engineer with more than 10 years of experience in photovoltaic systems, hybrid inverters and technical support activities for residential and commercial projects. My work covers commissioning, troubleshooting, maintenance and optimization of on-grid, hybrid and off-grid photovoltaic systems, as well as battery storage installations. I have extensive hands-on experience with inverter platforms including Deye, Huawei, Solplanet, Growatt, MPP Solar and other renewable energy solutions, supporting both installers and end users during installation, commissioning and fault diagnosis activities. Key responsibilities include: • Technical support for photovoltaic and energy storage systems (remote and on-site) • Commissioning and configuration of inverters, batteries and monitoring platforms • Troubleshooting communication, performance and commissioning issues • Analysis and resolution of complex field cases involving PV, off grid/on grid and hybrid systems • Installer training and technical guidance on system configuration and best practices • Technical documentation, procedures and troubleshooting guidelines • Coordination with manufacturers, distributors and installation companies • Technical evaluation of warranty and service cases • Support for commercial and industrial energy storage projects In addition to renewable energy systems, I perform electronics troubleshooting and board-level diagnostics for power electronics equipment, including inverters, power supplies, control boards and communication interfaces. This practical repair experience provides a deeper understanding of hardware failures and root-cause analysis. Throughout my career I have been involved in the installation, commissioning, troubleshooting and support of more than 150 photovoltaic and energy storage systems, ranging from residential installations to complex commercial projects.

Regional Sales Director

TopElectro

2010-6 - 2025-12 · 15 yrs 7 mos

Cluj, România

Focus on electrical cords, adapters and other electrical accessories. Responsible for developing and executing sales strategies, negotiating contracts, maintaining relationships, and delivering customer satisfaction for about 40 corporate accounts.