diff --git a/ansible/filter_plugins/tenks.py b/ansible/filter_plugins/tenks.py
index e284f22..e736c68 100644
--- a/ansible/filter_plugins/tenks.py
+++ b/ansible/filter_plugins/tenks.py
@@ -41,6 +41,7 @@ class FilterModule(object):
 
             # Libvirt filters.
             'set_libvirt_interfaces': set_libvirt_interfaces,
+            'set_libvirt_start_params': set_libvirt_start_params,
             'set_libvirt_volume_pool': set_libvirt_volume_pool,
 
             # Miscellaneous filters.
@@ -83,6 +84,18 @@ def set_libvirt_volume_pool(context, node):
     return node
 
 
+def set_libvirt_start_params(node):
+    """Set the Libvirt start and autostart parameters.
+
+    Since Ironic will be managing the power state and we may want to perform
+    inspection, don't start the VM after definition or automatically start on
+    host start-up.
+    """
+    node['start'] = False
+    node['autostart'] = False
+    return node
+
+
 @contextfilter
 def bridge_name(context, physnet):
     """Get the Tenks OVS bridge name from a physical network name.
diff --git a/ansible/node_instantiation.yml b/ansible/node_instantiation.yml
index bfcf836..f6296c8 100644
--- a/ansible/node_instantiation.yml
+++ b/ansible/node_instantiation.yml
@@ -27,4 +27,5 @@
                                     else 'present')})
                    | map('set_libvirt_interfaces')
                    | map('set_libvirt_volume_pool')
+                   | map('set_libvirt_start_params')
                    | list }}