The lifelong education of teachers means, as the term implies, that learning is an ongoing process spanning an individual’s lifetime. It is a dynamic, uninterrupted and necessary process. Lifelong education seeks to have an impact upon an individual’s development at every stage of a lifetime in the most effective manner, enabling a person to respond appropriately to a continuously changing environment. This article attempts to answer the question whether professional development and skills enhancement by preliminary school teachers have a positive effect on their attitudes and thus increase their job satisfaction. It also attempts to verify the hypothesis that professional development and skills enhancement have a positive impact on teachers’ attitudes, which increases their engagement and job satisfaction.