Candidates will be appointed on part time basis, with irregular working hours, and may need to work at nights on weekdays, Saturdays, Sundays or public holidays.

受聘人将以兼职形式聘任，工作时间不定，如有需要，须于星期六、日、公众假期及办公时间外工作。

youdao

And, conversely, women who felt that the father was supportive were better able to deal with all the other stresses of pregnancy: maternity leave, irregular working hours, low income, frequent moving.

并且，相反的是，认为孩子父亲很体贴的女性会更好地处理所有其他怀孕的压力：产假、不定期的工作时间、低收入、经常搬家等。

youdao

I had only one day off every week and the working hours were too irregular, "he said." entering.

我每周都是单休，而且工作时间又极不规律。

youdao

Shift workers whose sleep is disrupted by working at night or working long or irregular hours also face increased risks.

CNN: How to combat drowsy driving

Additional work, especially if you are currently working part time or have irregular hours, can help you develop new skills and expand your network.

WSJ: Make a Second Job Work for You