diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index ef4506c..2e55c2e 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -741,7 +741,7 @@
             :returns: True if subnet with cidr already exist in tenant
                   False else
             """
-            cidr_in_use = self.admin_manager.subnets_client.list_subnets(
+            cidr_in_use = self.os_admin.subnets_client.list_subnets(
                 tenant_id=tenant_id, cidr=cidr)['subnets']
             return len(cidr_in_use) != 0
 
@@ -790,7 +790,7 @@
         return subnet
 
     def _get_server_port_id_and_ip4(self, server, ip_addr=None):
-        ports = self.admin_manager.ports_client.list_ports(
+        ports = self.os_admin.ports_client.list_ports(
             device_id=server['id'], fixed_ip=ip_addr)['ports']
         # A port can have more than one IP address in some cases.
         # If the network is dual-stack (IPv4 + IPv6), this port is associated
@@ -820,7 +820,7 @@
         return port_map[0]
 
     def _get_network_by_name(self, network_name):
-        net = self.admin_manager.networks_client.list_networks(
+        net = self.os_admin.networks_client.list_networks(
             name=network_name)['networks']
         self.assertNotEqual(len(net), 0,
                             "Unable to get network by name: %s" % network_name)
diff --git a/tempest/scenario/test_aggregates_basic_ops.py b/tempest/scenario/test_aggregates_basic_ops.py
index 8408a1e..c06d239 100644
--- a/tempest/scenario/test_aggregates_basic_ops.py
+++ b/tempest/scenario/test_aggregates_basic_ops.py
@@ -36,8 +36,8 @@
     def setup_clients(cls):
         super(TestAggregatesBasicOps, cls).setup_clients()
         # Use admin client by default
-        cls.aggregates_client = cls.admin_manager.aggregates_client
-        cls.hosts_client = cls.admin_manager.hosts_client
+        cls.aggregates_client = cls.os_admin.aggregates_client
+        cls.hosts_client = cls.os_admin.hosts_client
 
     def _create_aggregate(self, **kwargs):
         aggregate = (self.aggregates_client.create_aggregate(**kwargs)
diff --git a/tempest/scenario/test_network_basic_ops.py b/tempest/scenario/test_network_basic_ops.py
index 756ca4d..d2907a0 100644
--- a/tempest/scenario/test_network_basic_ops.py
+++ b/tempest/scenario/test_network_basic_ops.py
@@ -126,21 +126,21 @@
         via checking the result of list_[networks,routers,subnets]
         """
 
-        seen_nets = self.admin_manager.networks_client.list_networks()
+        seen_nets = self.os_admin.networks_client.list_networks()
         seen_names = [n['name'] for n in seen_nets['networks']]
         seen_ids = [n['id'] for n in seen_nets['networks']]
         self.assertIn(self.network['name'], seen_names)
         self.assertIn(self.network['id'], seen_ids)
 
         if self.subnet:
-            seen_subnets = self.admin_manager.subnets_client.list_subnets()
+            seen_subnets = self.os_admin.subnets_client.list_subnets()
             seen_net_ids = [n['network_id'] for n in seen_subnets['subnets']]
             seen_subnet_ids = [n['id'] for n in seen_subnets['subnets']]
             self.assertIn(self.network['id'], seen_net_ids)
             self.assertIn(self.subnet['id'], seen_subnet_ids)
 
         if self.router:
-            seen_routers = self.admin_manager.routers_client.list_routers()
+            seen_routers = self.os_admin.routers_client.list_routers()
             seen_router_ids = [n['id'] for n in seen_routers['routers']]
             seen_router_names = [n['name'] for n in seen_routers['routers']]
             self.assertIn(self.router['name'],
@@ -241,7 +241,7 @@
             ip_address, private_key=private_key)
         old_nic_list = self._get_server_nics(ssh_client)
         # get a port from a list of one item
-        port_list = self.admin_manager.ports_client.list_ports(
+        port_list = self.os_admin.ports_client.list_ports(
             device_id=server['id'])['ports']
         self.assertEqual(1, len(port_list))
         old_port = port_list[0]
@@ -257,7 +257,7 @@
         def check_ports():
             self.new_port_list = [
                 port for port in
-                self.admin_manager.ports_client.list_ports(
+                self.os_admin.ports_client.list_ports(
                     device_id=server['id'])['ports']
                 if port['id'] != old_port['id']
             ]
@@ -309,7 +309,7 @@
         # get all network ports in the new network
         internal_ips = (
             p['fixed_ips'][0]['ip_address'] for p in
-            self.admin_manager.ports_client.list_ports(
+            self.os_admin.ports_client.list_ports(
                 tenant_id=server['tenant_id'],
                 network_id=network['id'])['ports']
             if p['device_owner'].startswith('network')
@@ -330,7 +330,7 @@
         # which is always IPv4, so we must only test connectivity to
         # external IPv4 IPs if the external network is dualstack.
         v4_subnets = [
-            s for s in self.admin_manager.subnets_client.list_subnets(
+            s for s in self.os_admin.subnets_client.list_subnets(
                 network_id=CONF.network.public_network_id)['subnets']
             if s['ip_version'] == 4
         ]
@@ -630,7 +630,7 @@
         self._setup_network_and_servers()
         floating_ip, server = self.floating_ip_tuple
         server_id = server['id']
-        port_id = self.admin_manager.ports_client.list_ports(
+        port_id = self.os_admin.ports_client.list_ports(
             device_id=server_id)['ports'][0]['id']
         server_pip = server['addresses'][self.network['name']][0]['addr']
 
@@ -685,7 +685,7 @@
                              'Server should have been created from a '
                              'pre-existing port.')
         # Assert the port is bound to the server.
-        port_list = self.admin_manager.ports_client.list_ports(
+        port_list = self.os_admin.ports_client.list_ports(
             device_id=server['id'], network_id=self.network['id'])['ports']
         self.assertEqual(1, len(port_list),
                          'There should only be one port created for '
@@ -704,7 +704,7 @@
         # Boot another server with the same port to make sure nothing was
         # left around that could cause issues.
         server = self._create_server(self.network, port['id'])
-        port_list = self.admin_manager.ports_client.list_ports(
+        port_list = self.os_admin.ports_client.list_ports(
             device_id=server['id'], network_id=self.network['id'])['ports']
         self.assertEqual(1, len(port_list),
                          'There should only be one port created for '
@@ -729,23 +729,23 @@
         # TODO(yfried): refactor this test to be used for other agents (dhcp)
         # as well
 
-        list_hosts = (self.admin_manager.routers_client.
+        list_hosts = (self.os_admin.routers_client.
                       list_l3_agents_hosting_router)
-        schedule_router = (self.admin_manager.network_agents_client.
+        schedule_router = (self.os_admin.network_agents_client.
                            create_router_on_l3_agent)
-        unschedule_router = (self.admin_manager.network_agents_client.
+        unschedule_router = (self.os_admin.network_agents_client.
                              delete_router_from_l3_agent)
 
         agent_list_alive = set(
             a["id"] for a in
-            self.admin_manager.network_agents_client.list_agents(
+            self.os_admin.network_agents_client.list_agents(
                 agent_type="L3 agent")['agents'] if a["alive"] is True
         )
         self._setup_network_and_servers()
 
         # NOTE(kevinbenton): we have to use the admin credentials to check
         # for the distributed flag because self.router only has a project view.
-        admin = self.admin_manager.routers_client.show_router(
+        admin = self.os_admin.routers_client.show_router(
             self.router['id'])
         if admin['router'].get('distributed', False):
             msg = "Rescheduling test does not apply to distributed routers."
@@ -823,7 +823,7 @@
         self._create_new_network()
         self._hotplug_server()
         fip, server = self.floating_ip_tuple
-        new_ports = self.admin_manager.ports_client.list_ports(
+        new_ports = self.os_admin.ports_client.list_ports(
             device_id=server["id"], network_id=self.new_net["id"])['ports']
         spoof_port = new_ports[0]
         private_key = self._get_server_key(server)
diff --git a/tempest/scenario/test_network_v6.py b/tempest/scenario/test_network_v6.py
index daf4d13..c581812 100644
--- a/tempest/scenario/test_network_v6.py
+++ b/tempest/scenario/test_network_v6.py
@@ -144,7 +144,7 @@
         """
         ports = [
             p["mac_address"] for p in
-            self.admin_manager.ports_client.list_ports(
+            self.os_admin.ports_client.list_ports(
                 device_id=sid, network_id=network_id)['ports']
         ]
 
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index c25ce4c..413f315 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -221,7 +221,7 @@
         # Checks that we see the newly created network/subnet/router via
         # checking the result of list_[networks,routers,subnets]
         # Check that (router, subnet) couple exist in port_list
-        seen_nets = self.admin_manager.networks_client.list_networks()
+        seen_nets = self.os_admin.networks_client.list_networks()
         seen_names = [n['name'] for n in seen_nets['networks']]
         seen_ids = [n['id'] for n in seen_nets['networks']]
 
@@ -230,13 +230,13 @@
 
         seen_subnets = [
             (n['id'], n['cidr'], n['network_id']) for n in
-            self.admin_manager.subnets_client.list_subnets()['subnets']
+            self.os_admin.subnets_client.list_subnets()['subnets']
         ]
         mysubnet = (tenant.subnet['id'], tenant.subnet['cidr'],
                     tenant.network['id'])
         self.assertIn(mysubnet, seen_subnets)
 
-        seen_routers = self.admin_manager.routers_client.list_routers()
+        seen_routers = self.os_admin.routers_client.list_routers()
         seen_router_ids = [n['id'] for n in seen_routers['routers']]
         seen_router_names = [n['name'] for n in seen_routers['routers']]
 
@@ -246,7 +246,7 @@
         myport = (tenant.router['id'], tenant.subnet['id'])
         router_ports = [
             (i['device_id'], f['subnet_id'])
-            for i in self.admin_manager.ports_client.list_ports(
+            for i in self.os_admin.ports_client.list_ports(
                 device_id=tenant.router['id'])['ports']
             if net_info.is_router_interface_port(i)
             for f in i['fixed_ips']
@@ -279,7 +279,7 @@
 
         # Verify servers are on different compute nodes
         if self.multi_node:
-            adm_get_server = self.admin_manager.servers_client.show_server
+            adm_get_server = self.os_admin.servers_client.show_server
             new_host = adm_get_server(server["id"])["server"][
                 "OS-EXT-SRV-ATTR:host"]
             host_list = [adm_get_server(s)["server"]["OS-EXT-SRV-ATTR:host"]
@@ -447,7 +447,7 @@
         mac_addr = mac_addr.strip().lower()
         # Get the fixed_ips and mac_address fields of all ports. Select
         # only those two columns to reduce the size of the response.
-        port_list = self.admin_manager.ports_client.list_ports(
+        port_list = self.os_admin.ports_client.list_ports(
             fields=['fixed_ips', 'mac_address'])['ports']
         port_detail_list = [
             (port['fixed_ips'][0]['subnet_id'],
@@ -541,7 +541,7 @@
                                            dest=self._get_server_ip(server),
                                            should_succeed=False)
             server_id = server['id']
-            port_id = self.admin_manager.ports_client.list_ports(
+            port_id = self.os_admin.ports_client.list_ports(
                 device_id=server_id)['ports'][0]['id']
 
             # update port with new security group and check connectivity
@@ -605,7 +605,7 @@
 
         access_point_ssh = self._connect_to_access_point(new_tenant)
         server_id = server['id']
-        port_id = self.admin_manager.ports_client.list_ports(
+        port_id = self.os_admin.ports_client.list_ports(
             device_id=server_id)['ports'][0]['id']
 
         # Flip the port's port security and check connectivity
@@ -647,7 +647,7 @@
         sec_groups = []
         server = self._create_server(name, tenant, sec_groups)
         server_id = server['id']
-        ports = self.admin_manager.ports_client.list_ports(
+        ports = self.os_admin.ports_client.list_ports(
             device_id=server_id)['ports']
         self.assertEqual(1, len(ports))
         for port in ports:
diff --git a/tempest/scenario/test_server_multinode.py b/tempest/scenario/test_server_multinode.py
index d9bff09..15f57d4 100644
--- a/tempest/scenario/test_server_multinode.py
+++ b/tempest/scenario/test_server_multinode.py
@@ -39,10 +39,10 @@
     def setup_clients(cls):
         super(TestServerMultinode, cls).setup_clients()
         # Use admin client by default
-        cls.manager = cls.admin_manager
+        cls.manager = cls.os_admin
         # this is needed so that we can use the availability_zone:host
         # scheduler hint, which is admin_only by default
-        cls.servers_client = cls.admin_manager.servers_client
+        cls.servers_client = cls.os_admin.servers_client
 
     @decorators.idempotent_id('9cecbe35-b9d4-48da-a37e-7ce70aa43d30')
     @decorators.attr(type='smoke')