Amentum (AMTM) said Monday it provided advanced end-to-end ground systems engineering for a key Artemis II launch rehearsal at the Kennedy Space Center for the National Aeronautics and Space Administration.

Financial terms of the agreement were not disclosed.

Amentum said it is responsible for modernizing ground equipment, integrating launch vehicles, and assisting with launch, recovery, and overall operations for the Orion spacecraft and the Space Launch System, with Artemis II expected to launch no later than April 2026.