There are multiple paths to becoming a solar photovoltaic (PV) installer, or PV installer. These workers typically need a high school diploma, but some take courses at a technical school or community college; they also receive on-the-job training lasting up to 1 year. Most solar panel installations are done outdoors, but PV installers sometimes work in attics and crawl spaces to connect panels to the electrical grid. Following the installation, a professional from the local government. . States and localities establish licensing requirements for contractors and electricians in order to protect consumers from unsafe practices and protect the reputation of the industry, as improper installation may create safety risks or result in poor equipment performance. More information about the project, including a link to sign up to receive notic energy fully cost-competitive with traditional energy sources before the end of the decade. Through SunShot, the Energy. . Solar PV installers must have expertise in electrical systems, energy efficiency, and safety protocols. Whether you're installing rooftop panels or a ground-mounted system, local building departments typically require permits to ensure safety, code compliance, and proper grid connection.