The 253rd Cyberspace Engineering Installation Group (253 CEIG) is located at Otis Air National Guard Base, Massachusetts, USA.

The primary mission of the 253rd Cyberspace Engineering Installation Group is to train, advise, and direct combat-ready units.

[1] The group is available to deploy anywhere in the world on short notice and provide communications, engineering and installation services in support of the Air Force.

[1] At the state level, the group provides forces to the Commonwealth of Massachusetts for use during local or statewide disasters.

[1] The 253rd Cyberspace Engineering Installation Group relocated from Wellesley, MA to Otis in 1996 due to mission and equipment changes.