In many of these sports Rensselaer also fields junior varsity teams.
Undergraduates manage a variety of athletic squads.
With the aid of the staff, they supervise matters concerned with the care of equipment and the direction of contests, developing skill in management and initiative in leadership. The department also trains and employs student trainers, lifeguards, and equipment room attendants. Athletic Clubs Club sports sponsored by the Rensselaer Union include offerings such as Aikido Karate, Archery, Badminton, Ballroom Dance, Bowling, Cheerleading, Chung Do Kwan, Crew, Cricket, Cycling, Equestrian, Fencing, Gymnastics, Isshinyu Karate, Judo, Juggling and Unicycling, Outing Club, Paintball, Racquetball, Rollerblading, Rugby, Sailing, Scuba, Ski Club and Team, Squash, Table Tennis, Tae Kwon Do, Tennis, Ultimate Frisbee, Volleyball, Water Polo, Weightlifting, and Wrestling. Two intramural leagues are subdivided into as many divisions as necessary to accommodate all who are interested and to provide a level of competition commensurate with abilities. Recreational opportunities of all descriptions, either planned or unstructured, are available to all students.