diff --git a/scripts/cronjobs/earthcare-validation.py b/scripts/cronjobs/earthcare-validation.py
new file mode 100755
index 00000000..a364f084
--- /dev/null
+++ b/scripts/cronjobs/earthcare-validation.py
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+
+import logging
+import traceback
+from datetime import timedelta
+
+from cloudnet_api_client import APIClient
+from earthcare_downloader import search
+from requests import Session
+
+from processing import utils
+from processing.config import Config
+
+logging.basicConfig(level=logging.INFO)
+
+PRODUCTS = ("cpr-validation", "cpr-tc-validation")
+SEARCH_RADIUS_KM = 200
+
+
+def main() -> None:
+    config = Config()
+    session = utils.make_session()
+    try:
+        _process(config, session)
+    except Exception as err:
+        logging.exception("Fatal error in cronjob")
+        utils.send_slack_alert(
+            config,
+            err,
+            source="ec-cronjob",
+            log=traceback.format_exc(),
+        )
+
+
+def _process(config: Config, session: Session) -> None:
+    yesterday = utils.utctoday() - timedelta(days=1)
+    client = APIClient()
+    sites = client.sites("cloudnet")
+    logging.info(f"Checking {len(sites)} sites for EarthCARE overpasses on {yesterday}")
+    for site in sites:
+        files = search(
+            product="CPR_NOM_1B",
+            lat=site.latitude,
+            lon=site.longitude,
+            radius=SEARCH_RADIUS_KM,
+            date=yesterday,
+        )
+        if not files:
+            continue
+        logging.info(
+            f"Found {len(files)} EarthCARE overpass(es) for {site.id} on {yesterday}"
+        )
+        for product in PRODUCTS:
+            _publish_task(config, session, site.id, product, str(yesterday))
+
+
+def _publish_task(
+    config: Config,
+    session: Session,
+    site_id: str,
+    product_id: str,
+    date: str,
+) -> None:
+    task = {
+        "type": "process",
+        "siteId": site_id,
+        "productId": product_id,
+        "measurementDate": date,
+        "scheduledAt": utils.utcnow().isoformat(),
+        "priority": 100,
+    }
+    logging.info(f"Publish task: {task}")
+    res = session.post(
+        f"{config.dataportal_url}/api/queue/publish",
+        json=task,
+        auth=config.data_submission_auth,
+    )
+    res.raise_for_status()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/src/processing/utils.py b/src/processing/utils.py
index ec441ef7..c85fa8b4 100644
--- a/src/processing/utils.py
+++ b/src/processing/utils.py
@@ -19,7 +19,7 @@
 from processing.config import Config
 from processing.version import __version__ as cloudnet_processing_version
 
-ErrorSource = Literal["data", "worker", "freeze-cronjob", "qc-cronjob"]
+ErrorSource = Literal["data", "worker", "freeze-cronjob", "qc-cronjob", "ec-cronjob"]
 
 
 class Uuid:
@@ -116,6 +116,8 @@ def send_slack_alert(
             label = ":cold_face: Freeze cronjob"
         case "qc-cronjob":
             label = ":first_place_medal: Yesterday's QC cronjob"
+        case "ec-cronjob":
+            label = ":satellite: EarthCARE validation cronjob"
         case unknown_source:
             label = f":interrobang: Unknown error source ({unknown_source})"