请教几个职位名称的翻译?英到中

法律/职业网络 助理 ipro=Internet Professionals
资深IT经理
贸易设计师
DRP 设计师---DRP---》
Distribution and Replication Protocol) A W3C protocol for downloading only updated Web information (differential downloads).The Web site maintains an index of its files,including HTML pages,images and applications.The browser downloads the DRP index,which serves as a roadmap to the updated files when compared to the current index.
资深策划经理