diff --git a/azure_batch_maya/scripts/assets.py b/azure_batch_maya/scripts/assets.py
index c367608..61f8f2d 100644
--- a/azure_batch_maya/scripts/assets.py
+++ b/azure_batch_maya/scripts/assets.py
@@ -182,7 +182,7 @@ class AzureBatchAssets(object):
             for rule in maya.workspace(fileRuleList=True):
                 project_dir = maya.workspace(fileRuleEntry=rule)
                 remote_path = utils.get_remote_directory(maya.workspace(en=project_dir), os_flavor)
-                if os_flavor == 'Windows':
+                if os_flavor == utils.OperatingSystem.windows:
                     full_remote_path = "X:\\\\" + remote_path
                 else:
                     full_remote_path = "/X/" + remote_path
@@ -211,7 +211,7 @@ class AzureBatchAssets(object):
                     handle.write("loadPlugin \"{}\";\n".format(plugin))
             handle.write("dirmap -en true;\n")
             for local, remote in pathmap.items():
-                if os_flavor == 'Windows':
+                if os_flavor == utils.OperatingSystem.windows:
                     full_remote_path = "X:\\\\" + remote(os_flavor)
                 else:
                     full_remote_path = "/X/" + remote(os_flavor)
diff --git a/azure_batch_maya/scripts/environment.py b/azure_batch_maya/scripts/environment.py
index f355e65..9ef3afc 100644
--- a/azure_batch_maya/scripts/environment.py
+++ b/azure_batch_maya/scripts/environment.py
@@ -32,7 +32,7 @@ import json
 
 from api import MayaAPI as maya
 from api import MayaCallbacks as callback
-
+import utils
 from ui_environment import EnvironmentUI
 
 
@@ -154,16 +154,16 @@ class AzureBatchEnvironment(object):
             windows_offers = [value['offer'] for value in MAYA_IMAGES.values() if 'windows' in value['node_sku_id']]
             linux_offers = [value['offer'] for value in MAYA_IMAGES.values() if value['offer'] not in windows_offers]
             if pool_image.offer in windows_offers:
-                return 'Windows'
+                return utils.OperatingSystem.windows
             elif pool_image.offer in linux_offers:
-                return 'Linux'
+                return utils.OperatingSystem.linux
             else:
                 raise ValueError('Selected pool is not using a valid Maya image.')
 
-        if 'Windows' in self.ui.get_image():
-            return 'Windows'
+        if utils.OperatingSystem.windows.value in self.ui.get_image():
+            return utils.OperatingSystem.windows
         else:
-            return 'Linux'
+            return utils.OperatingSystem.linux
 
     def get_environment_settings(self):
         env_vars = self.ui.get_env_vars()
diff --git a/azure_batch_maya/scripts/utils.py b/azure_batch_maya/scripts/utils.py
index 968eb43..ccae961 100644
--- a/azure_batch_maya/scripts/utils.py
+++ b/azure_batch_maya/scripts/utils.py
@@ -26,12 +26,14 @@
 #
 #--------------------------------------------------------------------------
 
-from api import MayaAPI as maya
+from enum import Enum
 import os
 import logging
 import platform
 import pathlib
 
+from api import MayaAPI as maya
+
 from batch_extensions import _file_utils as file_utils
 from exception import CancellationException, FileUploadException
 
@@ -67,7 +69,7 @@ def get_remote_file_path(assetpath):
     """
     def generate_path(os_flavor, fullpath=assetpath):
         local_sep = os.sep
-        remote_sep = '\\' if os_flavor == 'Windows' else '/'
+        remote_sep = '\\' if os_flavor == OperatingSystem.windows else '/'
         path = shorten_path(*os.path.split(fullpath))
         if ':' in path:
             drive_letter, path = path.split(':', 1)
@@ -82,7 +84,7 @@ def get_remote_directory(dir_path, os_flavor):
     path according to the remote OS.
     """
     local_sep = os.sep
-    remote_sep = '\\' if os_flavor == 'Windows' else '/'
+    remote_sep = '\\' if os_flavor == OperatingSystem.windows else '/'
     if ':' in dir_path:
         drive_letter, dir_path = dir_path.split(':', 1)
         dir_path = drive_letter + local_sep + dir_path[1:]
@@ -95,7 +97,7 @@ def format_scene_path(scene_file, os_flavor):
     be on the render node.
     """
     scene_path = get_remote_file_path(scene_file)(os_flavor)
-    if os_flavor == 'Windows':
+    if os_flavor == OperatingSystem.windows:
         return "X:\\\\" + scene_path + '\\\\' + os.path.basename(scene_file)
     else:
         return "/X/" + scene_path + '/' + os.path.basename(scene_file)
@@ -119,6 +121,12 @@ def get_os():
     return platform.system()
 
 
+class OperatingSystem(Enum):
+    windows = 'Windows'
+    linux = 'Linux'
+    darwin = 'Darwin'
+
+
 class Row(object):
     """UI row class."""
 
@@ -446,12 +454,12 @@ class JobWatcher(object):
         self.job_watcher = os.path.join(
             os.path.dirname(__file__), "tools", "job_watcher.py")
         platform = get_os()
-        if platform == "Windows":
+        if platform == OperatingSystem.windows:
             self.proc_cmd = 'system("WMIC PROCESS where (Name=\'mayapy.exe\') get Commandline")'
             self.start_cmd = 'system("start mayapy {0}")'
             self.quotes = '\\"'
             self.splitter = 'mayapy'
-        elif platform == "Darwin":
+        elif platform == OperatingSystem.darwin:
             self.proc_cmd = 'system("ps -ef")'
             self.start_cmd = 'system("osascript -e \'tell application \\"Terminal\\" to do script \\"python {0}\\"\'")'
             self.quotes = '\\\\\\"'