Hector ya fara aiki nan da nan bayan makarantar sakandare lokacin da ya bincika kamfanin haɗin gwiwar al'umma. Yayin da yake kwaleji yana da ayyuka a cikin nunin talabijin kamar New York Undercover, Watch Watch na uku, Doka &amp; Umarni, Doka &amp; Umarni: Sashin Wadanda ke fama da Musamman, da The Beat . Bayan kammala karatunsa, ya yi rajista a gidan wasan kwaikwayo na Lee Strasberg da Cibiyar Fina -Finan a Birnin New York. Hector ya bayyana a cikin fim ɗin da aka Biya a Ciki (2002). Ya danganta ɗan lokaci mai mahimmanci a cikin aikinsa ga ɗan gajeren fim ɗin Five Deep Breaths (2003) wanda Seith Mann ya jagoranta. Tare da Hector a cikin rawar da ke jagorantar, Numfashi Mai Ruwa Biyar shine Zaɓin Zaɓuɓɓuka na Cannes, Sundance, Tribeca, da Fim ɗin Fina -Finan IFP; ya ci gaba da tara lambobin yabo 16.[ana buƙatar hujja] Daga shekara ta 2004 zuwa shekara ta 2008, Hector ya buga Marlo Stanfield akan wasan kwaikwayon talabijin na HBO The Wire, saurayi, mai son zuciya, mai hankali da rashin tausayi na shugaban ƙungiyar Stanfield mai suna a cikin kasuwancin miyagun ƙwayoyi na Baltimore.