diff --git a/ci-operator/config/openshift-online/rosa-e2e/openshift-online-rosa-e2e-main__ocm-fvt-rosa-hcp-production.yaml b/ci-operator/config/openshift-online/rosa-e2e/openshift-online-rosa-e2e-main__ocm-fvt-rosa-hcp-production.yaml
index 847dd02f9961b..debfc61a69f71 100644
--- a/ci-operator/config/openshift-online/rosa-e2e/openshift-online-rosa-e2e-main__ocm-fvt-rosa-hcp-production.yaml
+++ b/ci-operator/config/openshift-online/rosa-e2e/openshift-online-rosa-e2e-main__ocm-fvt-rosa-hcp-production.yaml
@@ -28,9 +28,15 @@ tests:
   cron: 0 3 * * 1
   nested_podman: true
   steps:
+    allow_best_effort_post_steps: true
     env:
       OCM_FVT_JOB_NAME: cs-rosa-hcp-ad-production-main
       OCM_FVT_OCM_ENV: production
+    post:
+    - ref: rosa-e2e-unsilence-alerts
+    pre:
+    - ref: rosa-e2e-record-start-time
+    - ref: rosa-e2e-silence-alerts
     test:
     - ref: rosa-e2e-ocm-fvt
   timeout: 5h0m0s
diff --git a/ci-operator/step-registry/rosa/e2e/silence-alerts/OWNERS b/ci-operator/step-registry/rosa/e2e/silence-alerts/OWNERS
new file mode 100644
index 0000000000000..91b6e6a61b26e
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/silence-alerts/OWNERS
@@ -0,0 +1,16 @@
+approvers:
+- bmeng
+- dustman9000
+- gdbranco
+- jfrazierredhat
+- lucasponce
+- ravitri
+- tiwillia
+reviewers:
+- bmeng
+- dustman9000
+- gdbranco
+- jfrazierredhat
+- lucasponce
+- ravitri
+- tiwillia
diff --git a/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-commands.sh b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-commands.sh
new file mode 100644
index 0000000000000..5f96659ce61a0
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-commands.sh
@@ -0,0 +1,107 @@
+#!/bin/bash
+set -o nounset
+set -o errexit
+set -o pipefail
+
+RHOBS_ENV="${RHOBS_ENV:-production}"
+SILENCE_MATCHER_NAME="${SILENCE_MATCHER_NAME:-_id}"
+SILENCE_MATCHER_VALUE="${SILENCE_MATCHER_VALUE:-cs-ci-.*}"
+SILENCE_DURATION_HOURS="${SILENCE_DURATION_HOURS:-6}"
+
+case "$RHOBS_ENV" in
+  production)
+    CELLS=(
+      "https://us-east-1-0.rhobs.api.openshift.com"
+      "https://us-east-1-1.rhobs.api.openshift.com"
+      "https://us-east-1-2.rhobs.api.openshift.com"
+      "https://us-west-2-0.rhobs.api.openshift.com"
+      "https://eu-west-1-0.rhobs.api.openshift.com"
+      "https://eu-central-1-0.rhobs.api.openshift.com"
+      "https://sa-east-1-0.rhobs.api.openshift.com"
+      "https://ap-northeast-1-0.rhobs.api.openshift.com"
+      "https://ap-southeast-2-0.rhobs.api.openshift.com"
+    )
+    ;;
+  staging)
+    CELLS=(
+      "https://us-east-1-0.rhobs.api.stage.openshift.com"
+      "https://us-west-2-0.rhobs.api.stage.openshift.com"
+    )
+    ;;
+  *)
+    echo "ERROR: RHOBS_ENV must be production or staging"
+    exit 1
+    ;;
+esac
+
+CLIENT_ID=$(cat /usr/local/rhobs-oidc/client_id)
+CLIENT_SECRET=$(cat /usr/local/rhobs-oidc/client_secret)
+ISSUER_URL=$(cat /usr/local/rhobs-oidc/oidc_issuer_url 2>/dev/null || echo "https://sso.redhat.com/auth/realms/redhat-external/protocol/openid-connect/token")
+
+TOKEN=$(curl -sf -X POST "$ISSUER_URL" \
+    -d "grant_type=client_credentials" \
+    -d "client_id=$CLIENT_ID" \
+    -d "client_secret=$CLIENT_SECRET" | python3 -c "import sys,json; print(json.load(sys.stdin)['access_token'])" 2>/dev/null) || {
+  echo "WARNING: Failed to get RHOBS token, skipping silence creation"
+  exit 0
+}
+
+START=$(date -u +"%Y-%m-%dT%H:%M:%S.000Z")
+END=$(python3 -c "
+from datetime import datetime, timedelta, timezone
+end = datetime.now(timezone.utc) + timedelta(hours=$SILENCE_DURATION_HOURS)
+print(end.strftime('%Y-%m-%dT%H:%M:%S.000Z'))
+")
+
+JOB_URL="https://prow.ci.openshift.org/view/gs/test-platform-results/"
+if [[ -n "${PULL_NUMBER:-}" ]]; then
+  JOB_URL="${JOB_URL}pr-logs/pull/${REPO_OWNER:-}_${REPO_NAME:-}/${PULL_NUMBER}/${JOB_NAME}/${BUILD_ID}"
+else
+  JOB_URL="${JOB_URL}logs/${JOB_NAME:-unknown}/${BUILD_ID:-0}"
+fi
+
+COMMENT="ROSAENG-60057: Silencing ${SILENCE_MATCHER_NAME}=~${SILENCE_MATCHER_VALUE} for FVT job ${JOB_URL}"
+
+echo "Creating silences on ${#CELLS[@]} ${RHOBS_ENV} RHOBS cells"
+echo "  Matcher: ${SILENCE_MATCHER_NAME} =~ ${SILENCE_MATCHER_VALUE}"
+echo "  Duration: ${SILENCE_DURATION_HOURS}h (${START} -> ${END})"
+
+: > "${SHARED_DIR}/silence-ids"
+
+CREATED=0
+for CELL in "${CELLS[@]}"; do
+  SILENCE_URL="${CELL}/api/metrics/v1/hcp/am/api/v2/silences"
+
+  RESULT=$(curl -sf --max-time 10 \
+    -X POST \
+    -H "Authorization: Bearer $TOKEN" \
+    -H "Content-Type: application/json" \
+    "$SILENCE_URL" \
+    -d "{
+      \"matchers\": [{
+        \"name\": \"${SILENCE_MATCHER_NAME}\",
+        \"value\": \"${SILENCE_MATCHER_VALUE}\",
+        \"isRegex\": true,
+        \"isEqual\": true
+      }],
+      \"startsAt\": \"${START}\",
+      \"endsAt\": \"${END}\",
+      \"createdBy\": \"rosa-ci-prow\",
+      \"comment\": \"${COMMENT}\"
+    }" 2>/dev/null) || {
+    echo "  WARNING: Failed to create silence on ${CELL}"
+    continue
+  }
+
+  SILENCE_ID=$(echo "$RESULT" | python3 -c "import sys,json; print(json.load(sys.stdin).get('silenceID',''))" 2>/dev/null)
+
+  if [[ -n "$SILENCE_ID" ]]; then
+    echo "  ${CELL}: ${SILENCE_ID}"
+    echo "${CELL}|${SILENCE_ID}" >> "${SHARED_DIR}/silence-ids"
+    CREATED=$((CREATED + 1))
+  else
+    echo "  WARNING: No silence ID returned from ${CELL}"
+  fi
+done
+
+echo "Created ${CREATED}/${#CELLS[@]} silences"
diff --git a/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.metadata.json b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.metadata.json
new file mode 100644
index 0000000000000..f6bce973475bd
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.metadata.json
@@ -0,0 +1,23 @@
+{
+	"path": "rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.yaml",
+	"owners": {
+		"approvers": [
+			"bmeng",
+			"dustman9000",
+			"gdbranco",
+			"jfrazierredhat",
+			"lucasponce",
+			"ravitri",
+			"tiwillia"
+		],
+		"reviewers": [
+			"bmeng",
+			"dustman9000",
+			"gdbranco",
+			"jfrazierredhat",
+			"lucasponce",
+			"ravitri",
+			"tiwillia"
+		]
+	}
+}
\ No newline at end of file
diff --git a/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.yaml b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.yaml
new file mode 100644
index 0000000000000..eacdcd9f4a68a
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/silence-alerts/rosa-e2e-silence-alerts-ref.yaml
@@ -0,0 +1,43 @@
+ref:
+  as: rosa-e2e-silence-alerts
+  from_image:
+    namespace: ocp
+    name: "4.18"
+    tag: cli
+  commands: rosa-e2e-silence-alerts-commands.sh
+  resources:
+    requests:
+      cpu: 10m
+      memory: 50Mi
+  timeout: 3m0s
+  grace_period: 30s
+  credentials:
+  - namespace: ci
+    name: rhobs-oidc-production
+    mount_path: /usr/local/rhobs-oidc
+  env:
+  - name: RHOBS_ENV
+    default: production
+    documentation: |-
+      RHOBS environment to create silences on.
+      Valid values: production, staging.
+  - name: SILENCE_MATCHER_NAME
+    default: _id
+    documentation: |-
+      Alert label name to match for silencing.
+  - name: SILENCE_MATCHER_VALUE
+    default: "cs-ci-.*"
+    documentation: |-
+      Regex pattern to match against the label. All alerts matching
+      this pattern will be silenced for the duration of the job.
+  - name: SILENCE_DURATION_HOURS
+    default: "6"
+    documentation: |-
+      Duration of the silence in hours. Should match or slightly exceed
+      the job timeout to ensure alerts stay silenced for the full run.
+  documentation: |-
+    Creates alertmanager silences on all RHOBS cells for the specified
+    environment, matching alerts by a regex pattern on a label (default:
+    _id =~ "cs-ci-.*"). Used to suppress alerts from FVT test clusters
+    during production CI runs. Silence IDs are saved to SHARED_DIR for
+    cleanup by the rosa-e2e-unsilence-alerts post-step.
diff --git a/ci-operator/step-registry/rosa/e2e/unsilence-alerts/OWNERS b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/OWNERS
new file mode 100644
index 0000000000000..91b6e6a61b26e
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/OWNERS
@@ -0,0 +1,16 @@
+approvers:
+- bmeng
+- dustman9000
+- gdbranco
+- jfrazierredhat
+- lucasponce
+- ravitri
+- tiwillia
+reviewers:
+- bmeng
+- dustman9000
+- gdbranco
+- jfrazierredhat
+- lucasponce
+- ravitri
+- tiwillia
diff --git a/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-commands.sh b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-commands.sh
new file mode 100644
index 0000000000000..c33b8a645d03b
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-commands.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+set -o nounset
+set -o errexit
+set -o pipefail
+
+SILENCE_FILE="${SHARED_DIR}/silence-ids"
+
+if [[ ! -f "$SILENCE_FILE" ]] || [[ ! -s "$SILENCE_FILE" ]]; then
+  echo "No silences to expire (file missing or empty)"
+  exit 0
+fi
+
+CLIENT_ID=$(cat /usr/local/rhobs-oidc/client_id)
+CLIENT_SECRET=$(cat /usr/local/rhobs-oidc/client_secret)
+ISSUER_URL=$(cat /usr/local/rhobs-oidc/oidc_issuer_url 2>/dev/null || echo "https://sso.redhat.com/auth/realms/redhat-external/protocol/openid-connect/token")
+
+TOKEN=$(curl -sf -X POST "$ISSUER_URL" \
+    -d "grant_type=client_credentials" \
+    -d "client_id=$CLIENT_ID" \
+    -d "client_secret=$CLIENT_SECRET" | python3 -c "import sys,json; print(json.load(sys.stdin)['access_token'])" 2>/dev/null) || {
+  echo "WARNING: Failed to get RHOBS token, silences will expire naturally"
+  exit 0
+}
+
+EXPIRED=0
+TOTAL=0
+
+while IFS='|' read -r CELL SILENCE_ID; do
+  [[ -z "$CELL" || -z "$SILENCE_ID" ]] && continue
+  TOTAL=$((TOTAL + 1))
+
+  if curl -sf --max-time 10 \
+    -X DELETE \
+    -H "Authorization: Bearer $TOKEN" \
+    "${CELL}/api/metrics/v1/hcp/am/api/v2/silence/${SILENCE_ID}" 2>/dev/null; then
+    echo "  Expired: ${CELL} ${SILENCE_ID}"
+    EXPIRED=$((EXPIRED + 1))
+  else
+    echo "  WARNING: Failed to expire ${SILENCE_ID} on ${CELL}"
+  fi
+done < "$SILENCE_FILE"
+
+echo "Expired ${EXPIRED}/${TOTAL} silences"
diff --git a/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.metadata.json b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.metadata.json
new file mode 100644
index 0000000000000..453a6d3e5b8ef
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.metadata.json
@@ -0,0 +1,23 @@
+{
+	"path": "rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.yaml",
+	"owners": {
+		"approvers": [
+			"bmeng",
+			"dustman9000",
+			"gdbranco",
+			"jfrazierredhat",
+			"lucasponce",
+			"ravitri",
+			"tiwillia"
+		],
+		"reviewers": [
+			"bmeng",
+			"dustman9000",
+			"gdbranco",
+			"jfrazierredhat",
+			"lucasponce",
+			"ravitri",
+			"tiwillia"
+		]
+	}
+}
\ No newline at end of file
diff --git a/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.yaml b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.yaml
new file mode 100644
index 0000000000000..a6959534967b5
--- /dev/null
+++ b/ci-operator/step-registry/rosa/e2e/unsilence-alerts/rosa-e2e-unsilence-alerts-ref.yaml
@@ -0,0 +1,21 @@
+ref:
+  as: rosa-e2e-unsilence-alerts
+  from_image:
+    namespace: ocp
+    name: "4.18"
+    tag: cli
+  commands: rosa-e2e-unsilence-alerts-commands.sh
+  resources:
+    requests:
+      cpu: 10m
+      memory: 50Mi
+  timeout: 3m0s
+  grace_period: 30s
+  credentials:
+  - namespace: ci
+    name: rhobs-oidc-production
+    mount_path: /usr/local/rhobs-oidc
+  documentation: |-
+    Expires alertmanager silences created by the rosa-e2e-silence-alerts
+    pre-step. Reads silence IDs from SHARED_DIR/silence-ids and DELETEs
+    each one via the RHOBS gateway API.