As an Executive Assistant, you will need to master following:

• apply information security policies
• communicate schedules to the people concerned
• company policies
• perform business research

More generally, an executive assistant is also versed in:

• build business relationships
• coordinate events
• disseminate messages to people
• draft corporate emails
• fix meetings
• liaise with managers
• maintain register of shareholders
• manage office facility systems
• manage personnel agenda
• observe confidentiality
• organise travel arrangements for staff
• perform clerical duties
• process commissioned instructions
• translate keywords into full texts
• use different communication channels
• use office systems
• use spreadsheets software
• use word processing software

It also helps to know the following:

• international import export regulations
• international tariffs
• liaise with board members
• support development of annual budget
• work in an international environment
• build international relations
• communicate with customers
• create import-export commercial documentation
• manage payroll reports
• prepare financial statements
• prepare presentation material
• prepare tax returns forms
• revise drafts made by managers
• show intercultural awareness
• speak different languages
• translate language concepts