I hope this is what you need, I'm unsure if these are the people fired but it's the current members on the site. There was another 6 who resigned in the summer.
https://www.hiv .gov/about-us/mission-and-team#team
>Miguel Gomez
>Ann Marie Rakovic
>Cathy Thomas
>Tim Badaczewski
>Paige Baker
>Chris DeLoose
>Greg Gruse
>Jessica Holli
>Marlo Kalb
>Chris La Rose
>Deb LeBel
>Aisha Moore
>Jamal Refuge
>David Vaughan
>Billy Weinheimer