Principal Secretary to the Prime Minister of India Principal Secretary to the Prime Minister of India The Principal Secretary to the Prime Minister of India (PS to the PM; IAST: ) is the senior-most bureaucrat in, and the administrative head of, the Prime Minister's Office. The officeholder is generally a civil servant, commonly from the Indian Administrative Service and occasionally from the Indian Foreign Service. The post is considered one of the most influential in the Indian civil services, and some principal secretaries are considered more powerful and influential than senior government ministers. The Prime Minister's Secretariat (PMS)—headed by an officer of the rank of joint secretary to
Civil Service of the Republic of Ireland be applied to positions instead of the traditional grade. There also exists the grades of Services Officer, Staff Officer, Administrative Officer, and Second Secretary which only exist in certain departments or offices. Specialist or technical positions may have a different grading structure. It has become practice in recent times for some outside advisors to also work in government departments, such as 'programme managers', however the conditions and remuneration of such individuals varies with government. The Civil Service of the Government () is the body of civil servants which advises and carries out the work of the Government, through the "Departments