What are the roles of an accountant in a public sector organization?

What are the roles of an accountant in a public sector organization?
In a public sector organisation, the rold of an account is similar to an accountants role in any other organisation.

It Involvs:
If the account method practiced is manual:
Journal Entry
ledger posting
Trial balance, Profit and loss account
Balance sheet
reporting the management about the financial position of the business
Management reporting
Budgeting
Maintaining accounting standards
Maintaining accounting records

It the organisation has a software (automatic method of accounting)then:

Database management
management reporting
Budgeting
Auditing