The Defence Science & Technology Organisation (Urdu: تنظیم برائے دفاعی سائنس و ٹیکنالوجی) is a multi-disciplinary agency under the Ministry of Defence Production of Pakistan, dedicated for evaluation of science and technology for use by the military. Its Director-General is a serving two-star general officer of the Pakistan Army, and is located at Chaklala cantonment. However, as an inter-services organisation it is overseen by the Joint Services Headquarters, and works closely with the Strategic Plans Division (SPD).