To see the menu you must have 'Permission to use the Plugin' permissionconfigured.
After a successful installation of Timetracker you can see it's menu in the JIRA top navigation bar.
The menu has the following items:
Timetracker - This item navigates you to the time tracking page. This item is only available with 'Permission to use Timetracker' permission configured.
Calendar- This item navigates you to the worklog calendar page. This item is only available with 'Permission to use Timetracker' permission configured.
Reporting - This item navigates you to the reporting page. This item is only available with 'Permission to use Reporting' permission configured.
Cost Rates - This item navigates you to the cost rate management page. This item is only available with 'Wage Managers' permission configured.