Electrical Engineer (Solar Cell) - Design Plus Build Co., Ltd.

• Silar PV design & Engineering
• Conduct initial site assessments, solar irradiance analysis, and shading analysis.Design complete Solar PV systems, including array layouts, string configurations, inverter sizing, and battery storage systems (BESS).
• Develop detailed Electrical Single-Line Diagrams (SLD), schematic diagrams, and cable routing layouts.
• Run simulation models using industry-standard software (PVsyst, HelioScope) to calculate annual energy yield and system efficiency.
• Ensure all designs comply with local utility regulations (e.g., MEA, PEA grid connection codes) and national engineering standards (EIT/วสท.)
• Prepare Bill of Quantities (BOQ) and technical specifications for procurement.
• Review electrical calculations, including load schedules, voltage drop, short-circuit current, and cable sizing. Review and approve subcontractors' shop drawings, specifications, and work procedures.
• Site Inspection & Commissioning
• Supervise on-site installation of mounting structures, solar modules, inverters, and grid-connection equipment.
• Manage and coordinate with sub-contractors to enforce strict quality control and safety measures (HSE) on-site.
• Oversee system testing, pre-commissioning, and final grid-integration procedures.
• Review shop drawings and sign off on final As-built drawings.
• Monitor project progress against schedules and ensure strict adherence to safety regulations (HSE) and quality system

Established in the year 2005 in Thailand and expanding our business to South East Asia as an independently owned resource with strong technical know-how of our team, our excellent engineering, the elaborated experiences and service values of efficiency and responsibility.

Design Plus Build provides a full range of consultancy services for the planning and realization of projects in the photovoltaic industry, ranging from the concept, feasibility study and master planning to the processing and project management for solar cell manufacturing, module manufacturing and photovoltaic solar power plants.

We are now seeking for enthusiastic, ambitious, individuals to join us as following: