Joint Knowledge Online

Welcome to JKO

We are the Department of Defense (DoD) unique and authoritative source for online joint training.

JKO supports continuous, career-long development of joint knowledge and joint readiness for individuals, staffs, Combatant Commands, Combat Support Agencies, and the Services.


The Joint Staff J-7 Joint Knowledge Online (JKO) Division in Suffolk, Va., has assumed responsibility for the Senior Enlisted Joint Professional Military Education (SEJPME) program, capping a year-long transition from the National Defense University. To learn more click here

About Us

Joint Knowledge Online is the enterprise portal system providing convenient access to online joint training and information resources. JKO integrates with other DoD systems and uses the latest advanced distributed learning technologies to provide training courses and resources that better prepare warfighters for joint exercises and operations.

Contact Us

JKO Help Desk

24 Hours Monday - Friday



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