The National Defence Academy in Pune is inviting applications from Indian nationals for various posts, including Chemical Assistant, Games Coach, Lower Division Clerk, and others, with a total of 102 vacancies. Applicants must meet specific educational qualifications and experience, with age limits varying by position. The application process requires submission of a completed form along with supporting documents, and candidates should note that applications will only be accepted by registered or speed post within 21 days from the advertisement date.