pm engineer meaning in English

项目工程师(园区职位)

Assist pm engineer for the pm work of the site
协助维护工程师完成设备保养工作。
Finish other works arranged by pm engineer
完成维护工程师安排的其他工作。
Assist pm engineer for building maintenance of the site
协助维护工程师完成楼宇维修工作。
Report to pm engineer if need renew equipment . need do roi ( return of investment )
协助维护工程师完成设备更新、改进等工作。