On-the-job training On-the-job training is to educate employees and help them develop skills in specific disciplines or occupations. Occurs after an individual begins his job duties. Typically, on-the-job training is carried out between individual work arrangements. On-the-job training, training in the workplace, OJT is one of the best training methods, because it is planned, organized and conducted in the workplace of employees. OJT is usually the main method used to expand employees' skills and improve productivity. It is especially suitable for developing employees' unique skills, especially for jobs that are relatively easy to learn and require locally owned equipment and facilities.