United States, Oct. 23 -- Huntington Ingalls Inc., Newport News Shipbuilding, Newport News, Virginia (N6660420DD002); Oceaneering International Inc., Chesapeake, Virginia (N6660420DD003); Epsilon Systems Solution Inc., San Diego, California (N6660424DD004); and Delphinus Engineering Inc., Eddystone, Pennsylvania (N6660424DD005), are awarded a shared $98,078,464 dollar ceiling increase modification to a previously awarded Submarine Safety (SUBSAFE) multiple-award contract for the continuation of SUBSAFE/Level 1 hardware fabrication and associated technical and engineering services.Work will be performed at the contractors' sites and minimally at government locations and is expected to be completed by November 2029. For these contract modific...