diff --git a/jbatch/src/main/java/org/apache/batchee/container/impl/JobOperatorImpl.java b/jbatch/src/main/java/org/apache/batchee/container/impl/JobOperatorImpl.java
index d3b69d5..d1f5a3a 100755
--- a/jbatch/src/main/java/org/apache/batchee/container/impl/JobOperatorImpl.java
+++ b/jbatch/src/main/java/org/apache/batchee/container/impl/JobOperatorImpl.java
@@ -92,26 +92,13 @@
         }
     }
 
-    enum Permissions {
-        START("start");
-
-        private final String name;
-
-        Permissions(final String permName) {
-            name = permName;
-        }
-    }
-
-    public static final String JBATCH_ADMIN = "admin";
-
     private final BatchKernelService kernelService;
     private final PersistenceManagerService persistenceManagerService;
     private final JobXMLLoaderService xmlLoaderService;
     private final JobStatusManagerService statusManagerService;
     private final JobExecutionCallbackService callbackService;
 
-    public JobOperatorImpl() {
-        final ServicesManager servicesManager = ServicesManager.find();
+    protected JobOperatorImpl(final ServicesManager servicesManager) {
         try {
             kernelService = servicesManager.service(BatchKernelService.class);
             persistenceManagerService = servicesManager.service(PersistenceManagerService.class);
@@ -124,6 +111,10 @@
         }
     }
 
+    public JobOperatorImpl() {
+        this(ServicesManager.find());
+    }
+
     @Override
     public long start(final String jobXMLName, final Properties jobParameters) throws JobStartException, JobSecurityException {
         /*