Jacobson is a high-level S.H.I.E.L.D. agent at the time surrounding the collapse of the organization and the reemergence of HYDRA. He was one of five agents loyal to S.H.I.E.L.D. whom Agent Victoria Hand trusted and relied upon. He, along with Agents Chaimson and Ward accompanied Agent Hand as she escorted John Garrett to the Fridge. He was killed en route by Ward, who was secretly a HYDRA agent working for Garrett, the real Clairvoyant.