Looks like the default toolbar for jqGrid is always at the bottom. Buttons like Next/Prev page and the dropdown to select the number of rows per page will always show at the
I upgraded to jqgrid 3.7.2, in hope that its toppager parameter would help. While it does put the paging controls to the top, the search button did not come along for the ride.
// assuming a jqgrid with id='the_grid'
$('#the_grid_pager_left').clone(true).insertBefore('#the_grid_toppager_center')
The above, with some minor CSS tweaking, copied the search/refresh buttons into the toppager as well, and preserved their events/behaviors.