diff --git a/planetstack/observer/sync_slice_memberships.py b/planetstack/observer/sync_slice_memberships.py
new file mode 100644
index 0000000..38bd26c
--- /dev/null
+++ b/planetstack/observer/sync_slice_memberships.py
@@ -0,0 +1,33 @@
+import os
+import base64
+from django.db.models import F, Q
+from planetstack.config import Config
+from observer.openstacksyncstep import OpenStackSyncStep
+from core.models.slice import *
+from core.models.user import UserDeployments
+from util.logger import Logger, logging
+
+logger = Logger(level=logging.INFO)
+
+class SyncSliceMemberships(OpenStackSyncStep):
+    requested_interval=0
+    provides=[SlicePrivilege]
+
+    def fetch_pending(self):
+        return SlicePrivilege.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
+
+    def sync_record(self, slice_memb):
+        # sync slice memberships at all slice deployments 
+        logger.info("syncing slice privilege: %s %s" % (slice_memb.slice.name, slice_memb.user.email))
+        slice_deployments = SliceDeployments.objects.filter(slice=slice_memb.slice)
+        for slice_deployment in slice_deployments:
+            if not slice_deployment.tenant_id:
+                continue
+            user_deployments = UserDeployments.objects.filter(deployment=slice_deployment.deployment,
+                                                              user=slice_memb.user)
+            if user_deployments:
+                kuser_id  = user_deployments[0].kuser_id
+                driver = self.driver.admin_driver(deployment=slice_deployment.deployment.name)
+                driver.add_user_role(kuser_id,
+                                     slice_deployment.tenant_id,
+                                     slice_memb.role.role)