a dead end job
出世の見込み(将来性)のない仕事
Ex
- He finally worked up the courage to quit his dead-end jpb and look for something better.
- She’s in a dead-end job at a discount furniture warehouse.
Reference source
- http://www.berlitz.co.jp/wm/11atwork/0824.htm
出世の見込み(将来性)のない仕事