diff --git a/bin/followup-sweeper.py b/bin/followup-sweeper.py
index 32270ff..227032a 100755
--- a/bin/followup-sweeper.py
+++ b/bin/followup-sweeper.py
@@ -175,13 +175,27 @@ def fallback_due(rec, now=None):
 _EXEC_OPS_MOD = None
 
 
+def find_job_file(job_name):
+    """Locate a job definition in JOBS_DIR or any archive subdirectory."""
+    p = JOBS_DIR / f"{job_name}.json"
+    if p.exists():
+        return p
+    for match in JOBS_DIR.glob(f"archive/**/{job_name}.json"):
+        if match.is_file():
+            return match
+    for match in JOBS_DIR.glob(f"**/archive/**/{job_name}.json"):
+        if match.is_file():
+            return match
+    return None
+
+
 def derive_job_name(job_id):
     """Extract the job name from a dispatched job_id (<name>-YYYYMMDD-HHMMSS-<hex8>)."""
     m = _JOB_ID_RE.match(job_id or "")
     if not m:
         return None
     name = m.group(1)
-    if not (JOBS_DIR / f"{name}.json").exists():
+    if not find_job_file(name):
         return None
     return name
 
@@ -193,8 +207,11 @@ def load_job_fallback(job_name):
       {"job": "<job-name>"}             -> dispatch a fallback job, or
       {"op": "<exec-op>", "args": {...}} -> run one exec-constrained op.
     """
+    job_path = find_job_file(job_name)
+    if not job_path:
+        return None, f"unreadable job {job_name}: [Errno 2] No such file or directory: '{JOBS_DIR / (job_name + '.json')}'"
     try:
-        with open(JOBS_DIR / f"{job_name}.json", "r", encoding="utf-8") as f:
+        with open(job_path, "r", encoding="utf-8") as f:
             cfg = json.load(f)
     except Exception as e:
         return None, f"unreadable job {job_name}: {e}"
@@ -209,7 +226,7 @@ def load_job_fallback(job_name):
         jn = spec["job"]
         if not isinstance(jn, str) or not _JOB_NAME_RE.fullmatch(jn):
             return None, "on_no_result.job must be a valid job name"
-        if not (JOBS_DIR / f"{jn}.json").exists():
+        if not find_job_file(jn):
             return None, f"on_no_result.job {jn!r} does not exist"
     else:
         if not isinstance(spec.get("op"), str) or not _OP_NAME_RE.fullmatch(spec["op"]):
diff --git a/tests/test_completion.py b/tests/test_completion.py
index 5a12c46..703d193 100644
--- a/tests/test_completion.py
+++ b/tests/test_completion.py
@@ -212,9 +212,11 @@ class ResultEvidence(unittest.TestCase):
 
 class ProofRequest(unittest.TestCase):
     def _patch(self, tmp_path):
-        orig = (harv.NUDGE_TRACKER_FILE, harv.JOB_LOG, harv.execute_agent_tool)
+        orig = (harv.NUDGE_TRACKER_FILE, harv.JOB_LOG, harv.execute_agent_tool,
+                getattr(harv, "PROOF_REQUESTS_ENABLED", False))
         harv.NUDGE_TRACKER_FILE = tmp_path / "tracker.json"
         harv.JOB_LOG = tmp_path / "job-log.jsonl"
+        harv.PROOF_REQUESTS_ENABLED = True
         calls = []
         harv.execute_agent_tool = lambda a, op, args: (
             calls.append((a, op, args)), (True, "scheduled"))[1]
@@ -230,7 +232,8 @@ class ProofRequest(unittest.TestCase):
                     "job-1", "OK all good")
             finally:
                 (harv.NUDGE_TRACKER_FILE, harv.JOB_LOG,
-                 harv.execute_agent_tool) = orig
+                 harv.execute_agent_tool,
+                 harv.PROOF_REQUESTS_ENABLED) = orig
         self.assertTrue(ok)
         self.assertEqual(calls[0][1], "followup.create")
         self.assertEqual(calls[0][2]["in_m"], 30)
@@ -261,7 +264,8 @@ class ProofRequest(unittest.TestCase):
                 self.assertFalse(harv.maybe_request_proof(**kw))
             finally:
                 (harv.NUDGE_TRACKER_FILE, harv.JOB_LOG,
-                 harv.execute_agent_tool) = orig
+                 harv.execute_agent_tool,
+                 harv.PROOF_REQUESTS_ENABLED) = orig
         self.assertEqual(len(calls), 1)