The site administration option should be available for those with the assigned admin role by clicking the drop down menu on your name please follow the steps bellow to troubleshoot
1, Admin rights are assigned on a site by site basis please make sure you are on your site page and not the main page for Play-Cricket.
2, Please make sure you are signed in.
3, If the role has been assigned whilst you have been logged in please log out and in again.
4, Please check with your Main Administrator if your roles are currently active.
If you need further assistance, please contact the helpdesk here.