diff --git a/infra/k8s/training/populate-test-data-job.yaml b/infra/k8s/training/populate-test-data-job.yaml
new file mode 100644
index 000000000..9f0ec58bb
--- /dev/null
+++ b/infra/k8s/training/populate-test-data-job.yaml
@@ -0,0 +1,89 @@
+# infra/k8s/training/populate-test-data-job.yaml
+apiVersion: batch/v1
+kind: Job
+metadata:
+  generateName: populate-test-data-
+  namespace: foxhunt
+  labels:
+    app.kubernetes.io/name: populate-test-data
+    app.kubernetes.io/part-of: foxhunt
+spec:
+  backoffLimit: 1
+  ttlSecondsAfterFinished: 300
+  template:
+    spec:
+      restartPolicy: Never
+      nodeSelector:
+        k8s.scaleway.com/pool-name: ci-training-h100
+      tolerations:
+        - key: nvidia.com/gpu
+          operator: Exists
+          effect: NoSchedule
+        - key: node.cilium.io/agent-not-ready
+          operator: Exists
+          effect: NoSchedule
+      containers:
+        - name: populate
+          image: busybox:1.37
+          command: ["/bin/sh", "-c"]
+          args:
+            - |
+              set -e
+              echo "=== Populating test data PVC ==="
+
+              # Target directories
+              mkdir -p /test-data/ohlcv/ES.FUT
+              mkdir -p /test-data/mbp10/ES.FUT
+              mkdir -p /test-data/trades/ES.FUT
+
+              # Copy one quarter per schema (2025-Q2)
+              echo "Copying OHLCV..."
+              cp /training-data/futures-baseline/ES.FUT/ES.FUT_2025-Q2.dbn.zst \
+                 /test-data/ohlcv/ES.FUT/ 2>/dev/null || \
+              cp /training-data/futures-baseline/ES.FUT/*2025*Q2* \
+                 /test-data/ohlcv/ES.FUT/ 2>/dev/null || \
+              { echo "WARN: No 2025-Q2 OHLCV found, copying first available"; \
+                cp /training-data/futures-baseline/ES.FUT/*.dbn.zst \
+                   /test-data/ohlcv/ES.FUT/ 2>/dev/null | head -1; }
+
+              echo "Copying MBP-10..."
+              cp /training-data/futures-baseline-mbp10/ES.FUT/ES.FUT_2025-Q2.dbn.zst \
+                 /test-data/mbp10/ES.FUT/ 2>/dev/null || \
+              cp /training-data/futures-baseline-mbp10/ES.FUT/*2025*Q2* \
+                 /test-data/mbp10/ES.FUT/ 2>/dev/null || \
+              echo "WARN: No MBP-10 2025-Q2 found"
+
+              echo "Copying trades..."
+              cp /training-data/futures-baseline-trades/ES.FUT/ES.FUT_2025-Q2.dbn.zst \
+                 /test-data/trades/ES.FUT/ 2>/dev/null || \
+              cp /training-data/futures-baseline-trades/ES.FUT/*2025*Q2* \
+                 /test-data/trades/ES.FUT/ 2>/dev/null || \
+              echo "WARN: No trades 2025-Q2 found"
+
+              echo "=== Test data contents ==="
+              find /test-data -type f -exec ls -lh {} \;
+              echo "Total: $(du -sh /test-data | cut -f1)"
+              echo "=== Done ==="
+          resources:
+            requests:
+              nvidia.com/gpu: "1"
+              cpu: 100m
+              memory: 128Mi
+            limits:
+              nvidia.com/gpu: "1"
+              cpu: 500m
+              memory: 256Mi
+          volumeMounts:
+            - name: training-data
+              mountPath: /training-data
+              readOnly: true
+            - name: test-data
+              mountPath: /test-data
+      volumes:
+        - name: training-data
+          persistentVolumeClaim:
+            claimName: training-data-pvc
+            readOnly: true
+        - name: test-data
+          persistentVolumeClaim:
+            claimName: test-data-pvc
diff --git a/scripts/refresh-test-data.sh b/scripts/refresh-test-data.sh
new file mode 100755
index 000000000..60d1a32bf
--- /dev/null
+++ b/scripts/refresh-test-data.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# Re-populate the test-data-pvc from training-data-pvc.
+# Usage: ./scripts/refresh-test-data.sh
+set -euo pipefail
+
+echo "Submitting populate-test-data job..."
+kubectl -n foxhunt create -f infra/k8s/training/populate-test-data-job.yaml
+
+echo "Waiting for completion..."
+kubectl -n foxhunt wait --for=condition=complete job \
+  -l app.kubernetes.io/name=populate-test-data \
+  --timeout=300s
+
+echo "Done. Test data PVC refreshed."