Shēnjiā qīngbái shì zuò zhè fèn gōngzuò de jīběn tiáojiàn.
Having a clean background is a basic requirement for this job.
Tips
usage
身家 has two main uses: (1) net worth/total assets (身家过亿 = net worth over 100 million), and (2) personal/family background, especially in the phrase 身家清白 (clean background, no criminal record).