Solar energy systems engineers require a bacheloru2019s degree, including coursework within engineering and technology, physics, mathematics, building and construction, and design. Technological skills that are important for a solar energy systems engineer are analytical or scientific software, computer-aided design (CAD) software, development environment software, object or component-oriented development software, and presentation software. Wind turbine service technicians require post-secondary certificates in wind energy technology. Wind technology coursework includes maintenance instruction for electrical and hydraulic systems, braking and mechanical systems, and programmable logic control systems. When starting a job, on-site job training is typically required. Wind turbine service technicians can receive different certifications to demonstrate their knowledge, such as electrical safety and tower climbing. Important technological skills for this job include enterprise resource planning ERP software, industrial control software, presentation software, and spreadsheet software.