radni odnos

1. employment relationship; employment
   Radni odnos se zasniva ugovorom o radu. — An employment relationship is established by an employment contract.
   Da li ste trenutno u radnom odnosu? — Are you currently employed?

Common phrases are radni odnos na određeno / na neodređeno vreme (fixed-term / permanent employment) and zasnovati radni odnos (to take up formal employment).