<p class="ingestion featured-caption">Thomas Homan.John Bazemore, File/AP</p><ul class="summary-list"><li>President-elect Trump announced that Thomas Homan will serve as "border czar" in his administration.</li><li>Homan served as acting head of Immigration and Customs Enforcement during Trump's first presidency.</li></ul><p>President-elect <a target="_blank" class href="https://www.businessinsider.com/donald-trump">Donald Trump</a> announced Sunday that Thomas Homan would join his administration as a "<a target="_blank" class href="https://www.businessinsider.com/trump-mass-deportation-thomas-homan-illegal-immigration-border-czar-ice-2024-11">border czar</a>" overseeing the security of US borders on land, air, and sea.</p><p>Homan, 62, previously served as acting head of Immigration and Customs Enforcement during Trump's first presidency and as ICE's executive associate director of enforcement and removal operations under President Barack Obama.</p><p>Here's a look at Homan's education, political leanings, and career in immigration.</p><p>Representatives for Homan, The Heritage Foundation, and the Trump transition team did not immediately respond to a request for comment.</p>