For two days in June, I attended a Department of Homeland Security job fair at the Dulles Expo Center in Chantilly, Virginia. I learned about the event while browsing the DHS website in order to find the phone number of someone who’d been detained by Immigration and Customs Enforcement. A pop-up ad linked to an EventBrite page, with free tickets readily available. Customs and Border Patrol (CBP), the Coast Guard, and the Secret Service were all recruiting at the event, but ICE was the main draw. Far more applicants stood in line to submit their résumés for deportation officer than for any other position on offer in the cavernous room. Naturally there were lots of law enforcement types hanging around the convention — men with military fades, moisture-wicking shirts, and tattoos of the Bible and the Constitution and eagles and flags distended across their arms. But there were also a handful of women ICE applicants and a lot of men of color.…