diff --git a/app/controllers/execution_environments_controller.rb b/app/controllers/execution_environments_controller.rb
index 95132b09..e9a0ba0c 100644
--- a/app/controllers/execution_environments_controller.rb
+++ b/app/controllers/execution_environments_controller.rb
@@ -164,6 +164,19 @@ class ExecutionEnvironmentsController < ApplicationController
     end
   end
 
+  def synchronize_all_to_poseidon
+    authorize ExecutionEnvironment
+
+    return unless RUNNER_MANAGEMENT_PRESENT
+
+    success = ExecutionEnvironment.all.map(&:copy_to_poseidon).all?
+    if success
+      redirect_to ExecutionEnvironment, notice: t('execution_environments.index.synchronize_all.success')
+    else
+      redirect_to ExecutionEnvironment, alert: t('execution_environments.index.synchronize_all.failure')
+    end
+  end
+
   def copy_execution_environment_to_poseidon
     unless RUNNER_MANAGEMENT_PRESENT && @execution_environment.copy_to_poseidon
       t('execution_environments.form.errors.not_synced_to_poseidon')
diff --git a/app/policies/execution_environment_policy.rb b/app/policies/execution_environment_policy.rb
index 9ed8522c..cf134527 100644
--- a/app/policies/execution_environment_policy.rb
+++ b/app/policies/execution_environment_policy.rb
@@ -8,4 +8,8 @@ class ExecutionEnvironmentPolicy < AdminOnlyPolicy
   [:index?].each do |action|
     define_method(action) { admin? || teacher? }
   end
+
+  def synchronize_all_to_poseidon?
+    admin?
+  end
 end
diff --git a/app/views/execution_environments/index.html.slim b/app/views/execution_environments/index.html.slim
index 10501911..9f6d47cc 100644
--- a/app/views/execution_environments/index.html.slim
+++ b/app/views/execution_environments/index.html.slim
@@ -1,4 +1,9 @@
-h1 = ExecutionEnvironment.model_name.human(count: 2)
+h1.d-inline-block = ExecutionEnvironment.model_name.human(count: 2)
+
+- if ExecutionEnvironment::RUNNER_MANAGEMENT_PRESENT
+  = button_to( { action: :synchronize_all_to_poseidon, method: :post }, { form_class: 'float-right mb-2', class: 'btn btn-success' })
+    i.fa.fa-upload
+    = t('execution_environments.index.synchronize_all.button')
 
 .table-responsive
   table.table
diff --git a/config/locales/de.yml b/config/locales/de.yml
index 344f1d58..abab5b43 100644
--- a/config/locales/de.yml
+++ b/config/locales/de.yml
@@ -287,6 +287,10 @@ de:
         not_synced_to_poseidon: Die Ausführungsumgebung wurde erstellt, aber aufgrund eines Fehlers nicht zu Poseidon synchronisiert.
     index:
       shell: Shell
+      synchronize_all:
+        button: Alle synchronisieren
+        success: Alle Ausführungsumgebungen wurden erfolgreich synchronisiert.
+        failure: Beim Synchronisieren mindestens einer Ausführungsumgebung ist ein Fehler aufgetreten.
     shell:
       command: Befehl
       headline: Shell
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 183a1186..dd241006 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -287,6 +287,10 @@ en:
         not_synced_to_poseidon: The ExecutionEnvironment was created but not synced to Poseidon due to an error.
     index:
       shell: Shell
+      synchronize_all:
+        button: Synchronize all
+        success: All execution environemnts were synchronized successfully.
+        failure: At least one execution environment could not be synchronised due to an error.
     shell:
       command: Command
       headline: Shell
diff --git a/config/routes.rb b/config/routes.rb
index 1d578a76..1608ac05 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -66,6 +66,8 @@ Rails.application.routes.draw do
       post 'shell', as: :execute_command, action: :execute_command
       get :statistics
     end
+
+    post :synchronize_all_to_poseidon, on: :collection
   end
 
   post '/import_exercise' => 'exercises#import_exercise'