Solar PV and Energy Storage Pre-Sales & After-Sales Engineer
Key Responsibilities
Provide pre-sales technical support for solar PV, energy storage, and inverter products, including requirements analysis, site surveys, capacity calculations, product selection, system configuration, and technical proposal preparation.
Support the sales team with customer technical meetings, product demonstrations, technical consultations, project tenders, and preparation of technical documentation.
Design grid-tied, off-grid, and hybrid solar-plus-storage solutions based on customers’ load profiles, electricity consumption, site conditions, and application requirements.
Provide technical guidance during installation and oversee system commissioning, trial operation, acceptance testing, and customer training.
Diagnose and resolve technical issues involving inverters, energy storage batteries, BMS, PCS, EMS, PV modules, and electrical distribution systems.
Provide remote and on-site after-sales technical support and promptly resolve equipment failures, system alarms, and customer technical issues.
Conduct regular equipment inspections and system performance analyses, and recommend maintenance, upgrades, and performance improvements.
Prepare and maintain technical proposals, single-line diagrams, bills of materials, commissioning records, acceptance reports, and after-sales service reports.
Evaluate major solar PV, energy storage, and inverter brands, including differences in technical specifications, functionality, compatibility, performance, and applications.
Collect customer feedback and recurring fault information, and coordinate with manufacturers and internal teams to resolve issues and support product improvements.
Qualifications and Requirements
Diploma or bachelor’s degree in Electrical Engineering, Power Electronics, Automation, Renewable Energy, Mechatronics, or a related discipline.
A minimum of three years of relevant industry experience in pre-sales engineering, installation, commissioning, or after-sales technical support for solar PV, energy storage systems, inverters, or related electrical equipment.
A valid EPRA licence—T2, T3, or another recognised electrical industry certification—is mandatory.
Strong knowledge of the local solar PV, energy storage, and inverter market, including the technical features, performance, compatibility, and key differences among major brands.
Good understanding of the design and operating principles of grid-tied, off-grid, and hybrid solar-plus-storage systems.
Familiarity with inverters, lithium batteries, BMS, PCS, EMS, PV modules, and AC/DC electrical distribution equipment.
Ability to independently conduct site surveys, capacity calculations, equipment selection, system configuration, installation guidance, commissioning, acceptance testing, and fault diagnosis.
Ability to read and prepare electrical single-line diagrams, wiring diagrams, and system architecture drawings.
Proficiency in using electrical testing instruments, including multimeters, clamp meters, and insulation resistance testers.
Knowledge of electrical safety regulations and applicable solar PV and energy storage installation standards, with a strong commitment to workplace and site safety.
Strong technical communication, analytical problem-solving, customer training, and technical report-writing skills.
Willingness and ability to travel and work at project sites when required.
Key Performance Indicators
Accuracy of technical proposals, capacity calculations, and equipment selection
Timeliness and quality of pre-sales technical support
Contribution to successful project conversion
Installation, commissioning, and project acceptance completion rate
After-sales response time and first-time fault resolution rate
Quality of technical documentation and customer training
Customer satisfaction and technical complaint closure rate
System reliability and recurrence rate of technical faults