a freelancer who knows everything about sun energy

I am looking for a freelancer with extensive experience in solar energy installation. This project is Medium sized (small business) and will involve the installation of solar energy panels. I need someone who is knowledgeable in this area and specializes in this type of work. They must understand the complexities of installation and maintenance of solar power systems, as well as have the skills and tools to complete the task within the allocated timeframe. I am also looking for a freelancer who is customer-oriented and diligent when it comes to completing projects on time. Furthermore, I need someone who has all the necessary certifications in order to ensure that the job is done correctly and safely. The successful candidate must have the skillset to professionally install the solar panels, as well as provide any necessary technical support throughout the installation process.