 Jacobs qualified for the Namibian squad, as the nation's first and lone wrestler, in the men's heavyweight class (96 kg) at the 2004 Summer Olympics in Athens, with a remarkable milestone.Earlier in the process, he placed sixth in the 97-kg division at the 2003 World Wrestling Championships in New York City, New York, United States, which automatically secured him a spot for his Olympic debut.He lost two straight matches each to Kazakhstan's Islam Bairamukov with a 1–7 decision, and Azerbaijan's Rustam Aghayev, who pinned him into the mat by both an eleven-point advantage and a technical fall, in the prelim pool, finishing eighteenth overall in the final rankings.