He is competent for the position.
他做这个工作没问题。

1. competent 能够胜任的；有能力的；称职的
be competent to do/for
有能力做/胜任..
Make sure the firm is competent to carry out the work.
要确保这家公司有能力胜任这项任务。
I don't think he is competent for this job.
我不觉得他胜任这个工作。
2.position 职业；职务
I want to apply for the position of Sales Director.
我想申请销售部主任一职。
He resigned his position as a schoolmaster.
他辞去了校长一职。

A:I heard you will go on a business trip.
我听说你要出差了。
B:Yes,I must go to Shanghai to attend a meeting about our plan.
是的，我要去上海参加一个企划会议。
A:How long will you be away?
去多久？
B:Six days or so.
6天左右。
A:Who will take your place?
谁接替你的岗位？
B:Harry.He has been assisting me on the plan.
哈利。他一直在帮我做这个企划。
A:Good choices.He is competent for the position.
不错。他做这个工作没问题。
B:Yes,he is familiar with the plan.
是的，他对这个企划很熟悉。