Field collection - Delete "Remove button" on line
Write following code in your theme template.php file. It will added css classes to body of a specfic page.

    &lt;?php 

    function hook_preprocess_html(&amp;$variables) {
      global $user;
      $args = arg();

        if( isset($args[0]) &amp;&amp; ($args[0] ==  'your-page-url-first-argument')){ // Check ur page url parameters
        $account = user_load($user-&gt;uid);
        if(in_array("test", $account-&gt;roles)){
          $variables['classes_array'][] = 'test_user';
        }
      }?&gt;


CSS: 

.test_user [remove_button_class/id] {

  display:none

}