diff --git a/testing/taskcluster/tasks/branches/base_job_flags.yml b/testing/taskcluster/tasks/branches/base_job_flags.yml
index e7ab2e7798c9..ca2ec1a97e05 100644
--- a/testing/taskcluster/tasks/branches/base_job_flags.yml
+++ b/testing/taskcluster/tasks/branches/base_job_flags.yml
@@ -39,6 +39,7 @@ flags:
     jsreftest-e10s: /jsreftest-e10s.*/
     luciddream: /luciddream.*/
     marionette: /marionette.*/
+    marionette-e10s: /marionette-e10s.*/
     mochitest: /mochitest.*/
     mochitests: /mochitest.*/
     mochitest-e10s: /mochitest-e10s.*/
@@ -131,6 +132,7 @@ flags:
     - jsreftest-e10s
     - luciddream
     - marionette
+    - marionette-e10s
     - marionette-webapi
     - mochitest
     - mochitest-a11y
diff --git a/testing/taskcluster/tasks/branches/base_jobs.yml b/testing/taskcluster/tasks/branches/base_jobs.yml
index d102d837b0ef..96d6723dd6f3 100644
--- a/testing/taskcluster/tasks/branches/base_jobs.yml
+++ b/testing/taskcluster/tasks/branches/base_jobs.yml
@@ -238,6 +238,14 @@ tests:
     allowed_build_tasks:
       tasks/builds/dbg_linux64.yml:
         task: tasks/tests/fx_linux64_jsreftest_e10s.yml
+  marionette:
+    allowed_build_tasks:
+      tasks/builds/dbg_linux64.yml:
+        task: tasks/tests/fx_linux64_marionette.yml
+  marionette-e10s:
+    allowed_build_tasks:
+      tasks/builds/dbg_linux64.yml:
+        task: tasks/tests/fx_linux64_marionette_e10s.yml
   marionette-webapi:
     allowed_build_tasks:
       tasks/builds/b2g_emulator_x86_kk_opt.yml:
diff --git a/testing/taskcluster/tasks/branches/try/job_flags.yml b/testing/taskcluster/tasks/branches/try/job_flags.yml
index cac4b809411c..8b44bdddfa89 100644
--- a/testing/taskcluster/tasks/branches/try/job_flags.yml
+++ b/testing/taskcluster/tasks/branches/try/job_flags.yml
@@ -180,6 +180,12 @@ tests:
     allowed_build_tasks:
       tasks/builds/b2g_emulator_x86_kk_opt.yml:
         task: tasks/tests/b2g_emulator_marionette.yml
+      tasks/builds/dbg_linux64_clobber.yml:
+        task: tasks/tests/fx_linux64_marionette.yml
+  marionette-e10s:
+    allowed_build_tasks:
+      tasks/builds/dbg_linux64_clobber.yml:
+        task: tasks/tests/fx_linux64_marionette_e10s.yml
   mochitest:
     allowed_build_tasks:
       tasks/builds/b2g_emulator_x86_l_opt.yml:
diff --git a/testing/taskcluster/tasks/tests/fx_linux64_marionette_e10s.yml b/testing/taskcluster/tasks/tests/fx_linux64_marionette_e10s.yml
new file mode 100644
index 000000000000..b6869e60b470
--- /dev/null
+++ b/testing/taskcluster/tasks/tests/fx_linux64_marionette_e10s.yml
@@ -0,0 +1,27 @@
+---
+$inherits:
+  from: 'tasks/tests/fx_desktop_generic.yml'
+task:
+  payload:
+    command:
+      - --no-read-buildbot-config
+      - --installer-url={{build_url}}
+      - --test-packages-url={{test_packages_url}}
+      - --download-symbols=ondemand
+      - --e10s
+    env:
+        MOZHARNESS_SCRIPT: 'mozharness/scripts/marionette.py'
+        MOZHARNESS_CONFIG: >
+          mozharness/configs/marionette/prod_config.py
+          mozharness/configs/remove_executables.py
+    maxRunTime: 5400
+  metadata:
+    name: '[TC] Linux64 marionette-e10s'
+    description: Marionette e10s unittest run
+  extra:
+    suite:
+      name: marionette
+      flavor: marionette
+    treeherder:
+      groupName: Desktop marionette e10s
+      symbol: Mn-e10s