The qualifications for jobs in technical or tech support vary but typically include a high school diploma and experience with repairing technology and customer service. Some companies may prefer candidates with a bachelor’s degree in computer science or certification in a specific type of software or hardware. Others may provide on-the-job training in their system. Technical or tech support jobs typically involve helping a company with issues that come up in its internal system or assisting individuals with problems. Duties frequently involve using helpdesk software, checking on system operations, explaining technical processes to users, and tracking issues to identify faults with software or hardware.