on billing proformas to Billing Clerk; prepares correspondence for each client invoice and submits revised proformas and drafted..., and performing other tasks related to maintaining assignments’ calendars, scheduling and coordinating meetings, and conference calls...
, telecommunication services, and book conference rooms Distribute information and maintain internal communications Order office... Clerks/Secretaries (Levels II & III) to support NASA in providing general office services. The ideal candidates will work...