Waitressing was a dead-end job.

服务员这一工作没什么前途。

《柯林斯英汉双解大词典》

If you've successfully mustered the willpower to kick a bad habit or leave a dead-end job, you gain the confidence to confront other challenges.

如果你已经成功地鼓起勇气去戒掉一个坏习惯，或者离开一份没有出路的工作，你就会获得面对其他挑战的信心。

youdao

No one wants to get stuck in a dead-end job.

没人愿意呆在一个没有发展前途的工作职位上。

youdao

"Worst-case scenario, if I don't find a job by the end of August, I move back with my parents."

VOA: special.2010.06.11

So says to this person, "Isn't it strange you have this dead-end job when you're twice as smart as your boss?

狗跟这个人说，”你不觉得很奇怪吗，你做这份没出头之日的工作,你的才智比你上司高一倍？

耶鲁公开课 - 心理学导论课程节选

Defense made stops when they had to and Drew did a good job getting his team in the end zone.

VOA: standard.2010.02.08

Unlike Frey's past heroes, though, he's not a Wall Street hotshot but a paper products sales rep trapped in a dead-end job.

FORBES: The Broker Did It

Perhaps you should give the kid graduating from Yale some credit for being smart enough to recognize a dead end job when he sees one?

FORBES: Memo To Yale Senior: Millennials Are In Great Shape

If you know somebody who's caught in a dead-end job and afraid he can't afford the classes necessary to get better jobs for the rest of his life, tell him not to give up -- he can go on to college.

CNN: State Of The Union