diff --git a/packages/data-designer-engine/src/data_designer/engine/models/telemetry.py b/packages/data-designer-engine/src/data_designer/engine/models/telemetry.py
index 41f0b9c18..b2b01384b 100644
--- a/packages/data-designer-engine/src/data_designer/engine/models/telemetry.py
+++ b/packages/data-designer-engine/src/data_designer/engine/models/telemetry.py
@@ -51,6 +51,7 @@ class NemoSourceEnum(str, Enum):
 class DeploymentTypeEnum(str, Enum):
     LIBRARY = "library"
     API = "api"
+    NVIDIA_INTERNAL = "nvidia-internal"
     UNDEFINED = "undefined"
 
 
@@ -72,7 +73,7 @@ class TaskStatusEnum(str, Enum):
 
 class TelemetryEvent(BaseModel):
     _event_name: ClassVar[str]  # Subclasses must define this
-    _schema_version: ClassVar[str] = "1.3"
+    _schema_version: ClassVar[str] = "1.9"
 
     def __init_subclass__(cls, **kwargs: Any) -> None:
         super().__init_subclass__(**kwargs)
diff --git a/packages/data-designer-engine/tests/engine/models/test_telemetry.py b/packages/data-designer-engine/tests/engine/models/test_telemetry.py
new file mode 100644
index 000000000..f78739097
--- /dev/null
+++ b/packages/data-designer-engine/tests/engine/models/test_telemetry.py
@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+from __future__ import annotations
+
+from datetime import datetime, timezone
+
+from data_designer.engine.models.telemetry import (
+    DeploymentTypeEnum,
+    InferenceEvent,
+    NemoSourceEnum,
+    QueuedEvent,
+    TaskStatusEnum,
+    build_payload,
+)
+
+
+def test_nvidia_internal_deployment_type_uses_schema_version_1_9() -> None:
+    event = InferenceEvent(
+        nemo_source=NemoSourceEnum.DATADESIGNER,
+        task="batch",
+        task_status=TaskStatusEnum.SUCCESS,
+        deployment_type=DeploymentTypeEnum("nvidia-internal"),
+        model="test-model",
+    )
+    payload = build_payload(
+        [QueuedEvent(event=event, timestamp=datetime(2026, 7, 2, tzinfo=timezone.utc))],
+        source_client_version="test",
+    )
+
+    assert payload["eventSchemaVer"] == "1.9"
+    assert payload["events"][0]["parameters"]["deploymentType"] == "nvidia-internal"