Remove “Listing Expires” column from Job Dashboard

 
    /* This snippet removes the “Listing Expires” column from Job Dashboard */
    add_filter( 'job_manager_job_dashboard_columns', 'remove_expires_column' ); 
    function remove_expires_column( $columns ) {
        unset( $columns['expires'] );
        return $columns;
    }
    
    /* This snippet removes the “Listing Expires” column from All Jobs in wp-admin  */
    add_filter( 'manage_edit-job_listing_columns', 'remove_expires_column_admin' );
    function remove_expires_column_admin( $columns ) {
        unset( $columns['job_expires'] );
        return $columns;
    }