As a Secondary School Head Teacher, you will need to master following:

• liaise with board members
• manage enrolment
• manage school budget
• project management
• supervise educational staff

More generally, a secondary school head teacher is also versed in:

• analyse staff capacity
• apply for government funding
• assist in the organisation of school events
• cooperate with education professionals
• curriculum objectives
• curriculum standards
• develop organisational policies
• education law
• guarantee students' safety
• liaise with educational staff
• maintain students' discipline
• manage staff
• monitor educational developments
• pedagogy
• present reports
• represent the organisation
• secondary school procedures
• show an exemplary leading role in an organisation
• write work-related reports

It also helps to know the following:

• administer exams
• create a financial report
• lead board meetings
• learning technologies
• manage space utilisation
• adolescent socialisation behaviour
• advise on teaching methods
• arrange parent teacher meeting
• assess employees' capability levels
• assessment processes
• contract law
• develop professional network
• escort students on a field trip
• evaluate education programmes
• funding methods
• identify education needs
• labour legislation
• lead inspections
• learning difficulties
• maintain relations with children's parents
• manage contracts
• manage government-funded programmes
• manage maintenance operations
• observe student's progress
• prepare youths for adulthood
• promote education programmes
• provide feedback to teachers
• recruit employees
• trade union regulations