Technical Service Manager - Utility Scale

Who We Are

• Private equity-backed AISWEI is a leading provider of renewable energy solutions - providing the world with solar inverters, batteries, EV chargers, heat pumps, and energy management solutions
• AISWEI has more than 16 years of expertise in R&D and manufacturing, with a strong technology heritage from both Germany and China
• With 32GW of annual production volumes (2025), AISWEI is one of the largest manufacturers of solar string inverters world-wide
• AISWEI is operating under its own brand in China and its Solplanet brand internationally, and is trusted by leading global brands as an ODM service provider
• Our team passionately believe that we are all fellow citizens of one planet, and we are truly honored about deploying our solutions to local societies worldwide – every day

Title: Technical Service Engineer - Utility Scale

Industry: Photovoltaic, Utility Scale Solar, Solar Inverter, Energy Storage, Field Service, Medium Voltage Solutions

Primary

Location:

Poland, preferred Warsaw, with frequent travel across EMEA project sites

Employment Type: Full-time

• Provide field service support for utility-scale PV projects across EMEA
• Support installation, commissioning, testing, troubleshooting or maintenance of utility-scale inverter systems and related equipment
• Perform site inspections, technical audits, fault diagnosis and corrective actions in cooperation with customers, EPCs and internal teams
• Support MV station, communication, monitoring and inverter-related activities within the defined scope of service responsibility
• Act as a customer-facing technical representative during commissioning, service interventions and warranty-related activities
• Provide structured technical feedback, service reports, issue documentation and root cause information to HQ Service, Quality and R&D teams
• Support preparation and execution of service procedures, commissioning checklists, maintenance instructions and safety documentation
• Deliver technical training to customers, partners, EPC teams and internal colleagues when required
• Coordinate spare parts, service tools, test equipment and site readiness requirements for assigned projects
• Support service activities related to strategic agreements, key accounts and utility-scale reference projects
• Ensure that service activities are performed in line with safety standards, quality expectations and customer requirements
• Work closely with the Technical Manager, Sales and HQ Service teams to ensure fast and professional issue resolution
• Contribute to continuous improvement of products, service processes and customer documentation based on field experience

• Degree or technical education in Electrical Engineering, Power Electronics, Automation, Energy Systems or a related technical field
• 3+ years of experience in field service, commissioning, troubleshooting or technical support in solar PV, power electronics, industrial automation or electrical systems
• Experience with solar inverters and utility-scale PV plants is strongly preferred
• Knowledge of electrical safety, LV/MV systems, communication systems, monitoring platforms and site commissioning procedures
• Ability to read electrical diagrams, technical manuals, commissioning protocols and service documentation
• Strong troubleshooting skills and ability to work under pressure on customer sites
• Hands‑on mindset, high safety awareness and willingness to travel extensively across EMEA
• Good reporting skills and ability to document technical issues clearly
• Good communication skills and customer‑oriented attitude
• Fluent English;
  Polish or another European language is an advantage
• Driving license and ability to work on project sites are required

• Self-motivated and performance driven
• Excellent…