“直到。。。才”句型用“not...until”这个词组比较好。
翻译:
He didn't find the proper(exact) position of his life until he got a job in a computer company.
He did not certain his exact location in the career life until he obtained a position in a computer company.
The computer until he found satisfactory in that a post that he found his life's exact location.
绝对正确!!!