 "Jobb" was laid down at Defoe Shipbuilding Company, Bay City, Michigan, on 20 December 1943.She was launched on 4 March 1944, sponsored by Mrs. S. L. Jobb, mother of Pharmacist's Mate Third Class Jobb; and commissioned at New Orleans on 4 July 1944, with Lieutenant Commander Herbert M. Jones in command.Following her shakedown training off Bermuda, "Jobb" was assigned to a hunter-killer patrol group in the Atlantic.