diff --git a/doc/changelog.d/951.added.md b/doc/changelog.d/951.added.md
new file mode 100644
index 000000000..7eb904cd1
--- /dev/null
+++ b/doc/changelog.d/951.added.md
@@ -0,0 +1 @@
+Add overwrite option for `App.save_as()`
\ No newline at end of file
diff --git a/src/ansys/mechanical/core/embedding/app.py b/src/ansys/mechanical/core/embedding/app.py
index 34c7443ab..5921a1fc5 100644
--- a/src/ansys/mechanical/core/embedding/app.py
+++ b/src/ansys/mechanical/core/embedding/app.py
@@ -25,6 +25,8 @@
 
 import atexit
 import os
+import shutil
+import tempfile
 import typing
 import warnings
 
@@ -194,9 +196,46 @@ def save(self, path=None):
         else:
             self.DataModel.Project.Save()
 
-    def save_as(self, path):
-        """Save the project as."""
-        self.DataModel.Project.SaveAs(path)
+    def save_as(self, path: str, overwrite: bool = False):
+        """Save the project as a new file.
+
+        If the `overwrite` flag is enabled, the current saved file is temporarily moved
+        to a backup location. The new file is then saved in its place. If the process fails,
+        the backup file is restored to its original location.
+
+        Parameters
+        ----------
+        path: int, optional
+            The path where file needs to be saved.
+        overwrite: bool, optional
+            Whether the file should be overwritten if it already exists (default is False).
+        """
+        if not os.path.exists(path):
+            self.DataModel.Project.SaveAs(path)
+        else:
+            if not overwrite:
+                raise Exception(
+                    f"File already exists in {path}, Use ``overwrite`` flag to "
+                    "replace the existing file."
+                )
+
+            temp_dir = tempfile.mkdtemp()
+            temp_file_path = os.path.join(temp_dir, os.path.basename(path))
+
+            try:
+                # Move existing file to temp location
+                shutil.move(path, temp_file_path)
+                # Save as new file
+                self.DataModel.Project.SaveAs(path)
+                # Remove file from temp location
+                os.remove(temp_file_path)
+            except Exception as e:
+                # Restore original file from temp location
+                shutil.move(temp_file_path, path)
+                raise e
+            finally:
+                # Cleanup temp directory
+                shutil.rmtree(temp_dir)
 
     def launch_gui(self, delete_tmp_on_close: bool = True, dry_run: bool = False):
         """Launch the GUI."""
diff --git a/tests/embedding/test_app.py b/tests/embedding/test_app.py
index a90d3ac7f..fbf1809cd 100644
--- a/tests/embedding/test_app.py
+++ b/tests/embedding/test_app.py
@@ -66,6 +66,9 @@ def test_app_save_open(embedded_app, tmp_path: pytest.TempPathFactory):
     embedded_app.DataModel.Project.Name = "PROJECT 1"
     project_file = os.path.join(tmp_path, f"{NamedTemporaryFile().name}.mechdat")
     embedded_app.save_as(project_file)
+    with pytest.raises(Exception):
+        embedded_app.save_as(project_file)
+    embedded_app.save_as(project_file, overwrite=True)
     embedded_app.new()
     embedded_app.open(project_file)
     assert embedded_app.DataModel.Project.Name == "PROJECT 1"