diff --git a/buildstockbatch/gcp/gcp.py b/buildstockbatch/gcp/gcp.py
index 800b87f5..39f511bf 100644
--- a/buildstockbatch/gcp/gcp.py
+++ b/buildstockbatch/gcp/gcp.py
@@ -931,21 +931,23 @@ def start_combine_results_job_on_cloud(self, results_dir, do_timeseries=True):
 
         # Create the job
         jobs_client = run_v2.JobsClient()
-        jobs_client.create_job(
-            run_v2.CreateJobRequest(
+        op = jobs_client.create_job(
+            request=run_v2.CreateJobRequest(
                 parent=f"projects/{self.gcp_project}/locations/{self.region}",
                 job_id=self.postprocessing_job_id,
                 job=job,
             )
         )
+        # Wait for the operation to finish
+        op.result()
+        logger.info("Job created successfully. Starting the job...")
 
         # Start the job!
-        attempts_remaining = 3
-        while True:
-            try:
-                jobs_client.run_job(name=self.postprocessing_job_name)
-                logger.info(
-                    f"""
+        try:
+            op = jobs_client.run_job(name=self.postprocessing_job_name)
+
+            logger.info(
+                f"""
 ╔══════════════════════════════════════════════════════════════════════════════╗
 ║ Post-processing Cloud Run Job started!                                       ║
 ║                                                                              ║
@@ -958,40 +960,26 @@ def start_combine_results_job_on_cloud(self, results_dir, do_timeseries=True):
     https://console.cloud.google.com/storage/browser/{self.gcs_bucket}/{self.gcs_prefix}/results/
 
 Run this script with --clean to clean up the GCP environment after post-processing is complete."""
-                )
-                break
-            except:
-                attempts_remaining -= 1
-                if attempts_remaining > 0:
-                    # retry after delay
-                    logger.warning(
-                        "Post-processing Cloud Run job failed to start. "
-                        f"{attempts_remaining} attempt(s) remaining. "
-                        "Will retry in 1 second...",
-                        exc_info=logger.isEnabledFor(logging.DEBUG),
-                    )
-                    time.sleep(1)
-                    continue
-
-                # no attempts remaining
-                logger.warning(
-                    "Post-processing Cloud Run job failed to start after three attempts. "
-                    "You may want to investigate why and try starting it at the console: "
-                    f"{self.postprocessing_job_console_url}",
-                    exc_info=True,
-                )
-                return
+            )
+        except:
+            logger.warning(
+                "Post-processing Cloud Run job failed to start. "
+                "You may want to investigate why and try starting it at the console: "
+                f"{self.postprocessing_job_console_url}",
+                exc_info=True,
+            )
+            return
 
         # Monitor job/execution status, starting by polling the Job for an Execution
         logger.info("Waiting for execution to begin...")
         job_start_time = datetime.now()
         job = self.get_existing_postprocessing_job()
-        while not job.latest_created_execution:
+        while not job.latest_created_execution or not job.latest_created_execution.name:
             time.sleep(1)
             job = self.get_existing_postprocessing_job()
         execution_start_time = datetime.now()
         logger.info(
-            f"Execution has started (after {str(execution_start_time - job_start_time)} "
+            f"Execution has started (after {(execution_start_time - job_start_time).total_seconds()} "
             "seconds). Waiting for execution to finish..."
         )