To provide training at different levels for both tactical and weaponry courses to Officers, men and women of the Kenya Army in order to enhance professionalism and proficiency.
The vision is to produce Officers, men and women who are capable of Commanding, controlling and administering troops and equipments in both peace and wartime professionally.
The primary role of the school is training through organized instructional and professional military skills for the Infantry personnel of the Kenya Army and allied nations.
The school undertakes to embrace, teach and maintain the Infantry Doctrine in harmony with the other service sister school in conformity with the operational concepts of the Kenya Defence Forces.
The school undertakes to embrace trails of new Infantry weapon systems introduced into the service through conducting initial test firing of the weapon system and providing instructional training to the systems end user/operators.
Courses run at SOI