Robert Cha earned a Master of Architecture (2011) from Princeton University with a fellowship for full tuition assistance and monthly stipends, and a Bachelor of Architecture (2009) with Best Thesis Award from Southern California Institute of Architecture. His first two years of undergraduate studies was at Orange Coast College.

He worked at the offices of Wes Jones; Stan Allen; Reiser + Umemoto; Hernan Diaz Alonso; Eric Owen Moss; and Hodgetts + Fung.

Robert Cha exhibited at the 2008 Venice Biennale. His projects have been published in: Spots in Shots: Narrating the Built Environment in Short Films by Melanie van der Hoorn, NAi Boekverkopers, 2019; in Urban Transformation by Ilka Ruby & Andreas Ruby, Ruby Press, 2008; and on the cover of Princeton University's biannual newspaper Rumor 01.02, 2010.

As U.S. Navy veteran, Robert Cha served aboard aircraft carrier USS Abraham Lincoln, and worked as an aircraft mechanic and final checker for F/A-18s (VFA-125) and S-3s (VS-35). He served in Operation Iraqi Freedom and Operation Enduring Freedom on the carrier flight deck during combat operations. His military background informs his architectural research into technological intensities, the sublime, utopias, and the question of meaning in forms.

Robert Cha is a licensed and registered architect based in Los Angeles County, California.