devlet hastanesinde özel güvenlik görevlisiyim

I am a security officer in [at] a state hospital.

[ I work as a security officer in a state hospital]

Note : Nifritity, instead of asking the whole translation we will be happy to see your try on simple sentences like this one . Dont get me wrong please.  I am just saying this for your benefit.

Yes Thanks Tunci I will try to translate