diff --git a/ariadne/services/hermes_autotriage_evidence.py b/ariadne/services/hermes_autotriage_evidence.py
index 674ace4..3ac8859 100644
--- a/ariadne/services/hermes_autotriage_evidence.py
+++ b/ariadne/services/hermes_autotriage_evidence.py
@@ -20,6 +20,8 @@ _MAX_FAILED_TESTS = 10
 _MAX_ERROR_DETAILS_CHARS = 2000
 _FAILED_TEST_STATUSES = {"FAILED", "REGRESSION"}
 _TEST_REPORT_TREE = "suites[cases[className,name,status,errorDetails]]"
+# Jenkins agent pods are where CI failures actually happen, so this is the
+# namespace that matters for every job and is always included.
 _LOG_EXTRA_NAMESPACES = ("jenkins",)
 
 
@@ -62,7 +64,7 @@ def collect_evidence(incident_id: str, job: str, last_build: dict) -> dict[str,
         "incident_id": incident_id,
         "generated_at": datetime.now(timezone.utc).isoformat(),
         "jenkins": jenkins,
-        "log_evidence": collect_log_evidence(_log_config(), incident_id, window_start, window_end),
+        "log_evidence": collect_log_evidence(_log_config(job), incident_id, window_start, window_end),
     }
 
 
@@ -218,13 +220,24 @@ def _client_kwargs() -> dict[str, Any]:
     return kwargs
 
 
-def _log_config() -> dict[str, Any]:
-    """Build the config passed to the frozen OpenSearch log collector."""
+def _log_config(job: str = "") -> dict[str, Any]:
+    """Build the config passed to the frozen OpenSearch log collector.
 
+    Inputs: the job under triage, used to add that service's own namespace.
+    Outputs: the collector cfg. A build failure sometimes correlates with the
+    service itself being unhealthy, and its runtime logs are the only place
+    that shows; without a mapping only the demo and Jenkins namespaces are
+    searched, which says nothing about the service.
+    """
+
+    extra = list(_LOG_EXTRA_NAMESPACES)
+    own = (getattr(settings, "hermes_job_namespaces", None) or {}).get(job)
+    if own and own not in extra:
+        extra.append(own)
     return {
         "opensearch_url": settings.opensearch_url,
         "namespace": settings.hermes_demo_namespace,
-        "extra_namespaces": list(_LOG_EXTRA_NAMESPACES),
+        "extra_namespaces": extra,
     }
 
 
diff --git a/ariadne/settings.py b/ariadne/settings.py
index ce6d0ce..9c163e9 100644
--- a/ariadne/settings.py
+++ b/ariadne/settings.py
@@ -191,6 +191,7 @@ class Settings:
     hermes_min_confidence: float
     hermes_hung_build_minutes: float
     hermes_max_branches: int
+    hermes_job_namespaces: dict
     hermes_max_actions_per_incident: int
     hermes_api_url: str
     hermes_api_key: str
diff --git a/ariadne/settings_sections.py b/ariadne/settings_sections.py
index 25264ba..146cd3c 100644
--- a/ariadne/settings_sections.py
+++ b/ariadne/settings_sections.py
@@ -291,6 +291,7 @@ def _hermes_autotriage_config() -> dict[str, Any]:
         "hermes_min_confidence": _env_float("ARIADNE_HERMES_MIN_CONFIDENCE", 0.85),
         "hermes_hung_build_minutes": _env_float("ARIADNE_HERMES_HUNG_BUILD_MINUTES", 45.0),
         "hermes_max_branches": _env_int("ARIADNE_HERMES_MAX_BRANCHES", 5),
+        "hermes_job_namespaces": _pair_map(_env("ARIADNE_HERMES_JOB_NAMESPACES", "")),
         "hermes_max_actions_per_incident": _env_int("ARIADNE_HERMES_MAX_ACTIONS_PER_INCIDENT", 1),
         "hermes_api_url": _env(
             "ARIADNE_HERMES_API_URL",
diff --git a/tests/hermes_autotriage_harness.py b/tests/hermes_autotriage_harness.py
index 7ffbc5d..fb2f418 100644
--- a/tests/hermes_autotriage_harness.py
+++ b/tests/hermes_autotriage_harness.py
@@ -60,6 +60,7 @@ def _settings(**overrides) -> SimpleNamespace:  # type: ignore[no-untyped-def]
         "hermes_min_confidence": 0.85,
         "hermes_hung_build_minutes": 45.0,
         "hermes_max_branches": 5,
+        "hermes_job_namespaces": {},
         "hermes_max_actions_per_incident": 1,
         "hermes_api_url": "http://hermes:8642",
         "hermes_api_key": "key",
diff --git a/tests/test_hermes_autotriage_evidence.py b/tests/test_hermes_autotriage_evidence.py
index f5f15c6..1547565 100644
--- a/tests/test_hermes_autotriage_evidence.py
+++ b/tests/test_hermes_autotriage_evidence.py
@@ -340,3 +340,35 @@ def test_signature_absent() -> None:
 
 def test_signature_tolerates_malformed_bundle() -> None:
     assert module.evidence_has_signature({}, INCIDENT_ID) is False
+
+
+def _settings_with(namespaces):  # type: ignore[no-untyped-def]
+    cfg = _settings()
+    cfg.hermes_job_namespaces = namespaces
+    return cfg
+
+
+def test_log_namespaces_always_include_jenkins(monkeypatch) -> None:
+    """CI failures happen in Jenkins agent pods, whatever the service."""
+
+    monkeypatch.setattr(module, "settings", _settings_with({}))
+    assert module._log_config("lesavka")["extra_namespaces"] == ["jenkins"]
+
+
+def test_a_mapped_job_also_searches_its_own_namespace(monkeypatch) -> None:
+    """A build failure can correlate with the service itself being unhealthy."""
+
+    monkeypatch.setattr(module, "settings", _settings_with({"bstein-dev-home": "bstein-dev-home"}))
+    spaces = module._log_config("bstein-dev-home")["extra_namespaces"]
+    assert "bstein-dev-home" in spaces
+    assert "jenkins" in spaces
+
+
+def test_an_unmapped_job_adds_nothing(monkeypatch) -> None:
+    monkeypatch.setattr(module, "settings", _settings_with({"other": "other-ns"}))
+    assert module._log_config("lesavka")["extra_namespaces"] == ["jenkins"]
+
+
+def test_a_namespace_is_never_duplicated(monkeypatch) -> None:
+    monkeypatch.setattr(module, "settings", _settings_with({"j": "jenkins"}))
+    assert module._log_config("j")["extra_namespaces"].count("jenkins") == 1