diff --git a/app/controllers/admin_controller.rb b/app/controllers/admin_controller.rb
new file mode 100644
index 000000000..9061f7063
--- /dev/null
+++ b/app/controllers/admin_controller.rb
@@ -0,0 +1,6 @@
+class AdminController < ApplicationController
+
+  def index
+    redirect_to(controller: '/administrateurs/sessions', action: :new) unless administrateur_signed_in?
+  end
+end
diff --git a/app/controllers/administrateurs/sessions_controller.rb b/app/controllers/administrateurs/sessions_controller.rb
new file mode 100644
index 000000000..b1fe69832
--- /dev/null
+++ b/app/controllers/administrateurs/sessions_controller.rb
@@ -0,0 +1,15 @@
+class Administrateurs::SessionsController < Devise::SessionsController
+
+  def new
+    @administrateur = Administrateur.new
+  end
+
+  def create
+    super
+  end
+
+  def after_sign_in_path_for(resource)
+    # stored_location_for(resource) ||
+    admin_path
+  end
+end
diff --git a/app/models/administrateur.rb b/app/models/administrateur.rb
new file mode 100644
index 000000000..4166b6099
--- /dev/null
+++ b/app/models/administrateur.rb
@@ -0,0 +1,6 @@
+class Administrateur < ActiveRecord::Base
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable and :omniauthable
+  devise :database_authenticatable, :registerable,
+         :recoverable, :rememberable, :trackable, :validatable
+end
diff --git a/app/views/admin/index.html.haml b/app/views/admin/index.html.haml
new file mode 100644
index 000000000..928564dbc
--- /dev/null
+++ b/app/views/admin/index.html.haml
@@ -0,0 +1 @@
+%p Coucou
\ No newline at end of file
diff --git a/app/views/administrateurs/sessions/new.html.haml b/app/views/administrateurs/sessions/new.html.haml
new file mode 100644
index 000000000..646e33fe4
--- /dev/null
+++ b/app/views/administrateurs/sessions/new.html.haml
@@ -0,0 +1,10 @@
+%h1 Bienvenue sur TPS - Administration
+%br
+#gestionnaire_login
+  = form_for @administrateur, url: {controller: 'administrateurs/sessions', action: :create } do |f|
+    .form-group-lg
+      .form-group
+        = f.text_field :email, class: 'form-control', placeholder: 'Email'
+      .form-group
+        = f.password_field :password, class: 'form-control', placeholder: 'Mot de passe'
+      = f.submit 'Se connecter', class: %w(btn btn-lg btn-success), data: { disable_with: 'Connexion', submit: true }
\ No newline at end of file
diff --git a/app/views/gestionnaires/sessions/new.html.haml b/app/views/gestionnaires/sessions/new.html.haml
index 553d80524..b32ac2c06 100644
--- a/app/views/gestionnaires/sessions/new.html.haml
+++ b/app/views/gestionnaires/sessions/new.html.haml
@@ -1,4 +1,4 @@
-%h1 Bienvenue sur TPS
+%h1 Bienvenue sur TPS - Gestionnaire
 %br
 #gestionnaire_login
   = form_for @gestionnaire, url: {controller: 'gestionnaires/sessions', action: :create } do |f|
diff --git a/app/views/layouts/application.html.haml b/app/views/layouts/application.html.haml
index 12c6b712e..4537abe85 100644
--- a/app/views/layouts/application.html.haml
+++ b/app/views/layouts/application.html.haml
@@ -17,6 +17,11 @@
           %div{style: 'decorate:none; box-shadow:none; float:right; margin-top:8px'}
             = current_gestionnaire.email
             = link_to "Déconnexion", '/gestionnaires/sign_out', method: :delete, :class => 'btn btn-md'
+        -elsif administrateur_signed_in?
+          %div{style: 'decorate:none; box-shadow:none; float:right; margin-top:8px'}
+            = current_administrateur.email
+            = link_to "Déconnexion", '/administrateurs/sign_out', method: :delete, :class => 'btn btn-md'
+
         - elsif user_signed_in?
           %div.user{style: 'decorate:none; box-shadow:none; float:right; margin-top:8px'}
             -if current_user.loged_in_with_france_connect
diff --git a/config/routes.rb b/config/routes.rb
index 9b767f907..6c2540a50 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,13 +1,17 @@
 Rails.application.routes.draw do
 
-  devise_for :users, controllers: {
-                       sessions: 'users/sessions'
-                   }
+  devise_for :administrateurs, controllers: {
+                                 sessions: 'administrateurs/sessions'
+                             }, skip: [:password, :registrations]
 
   devise_for :gestionnaires, controllers: {
                                sessions: 'gestionnaires/sessions'
                            }, skip: [:password, :registrations]
 
+  devise_for :users, controllers: {
+                       sessions: 'users/sessions'
+                   }
+
   root 'users/dossiers#index'
 
   get 'france_connect' => 'france_connect#login'
@@ -35,23 +39,11 @@ Rails.application.routes.draw do
     resource :dossiers
   end
 
+  get 'admin' => 'admin#index'
 
-  # resources :dossiers do
-
-
-  #   # get '/carte/position' => 'carte#get_position'
-  #   # get '/carte' => 'carte#show'
-  #   # post '/carte' => 'carte#save_ref_api_carto'
-
-  #   # get '/description' => 'description#show'
-  #   # get '/description/error' => 'description#error'
-  #   # post 'description' => 'description#create'
-
-
-  #   post '/commentaire' => 'commentaires#create'
-
-  # end
-
+  namespace :admin do
+    get 'sign_in' => '/administrateurs/sessions#new'
+  end
 
   get 'backoffice' => 'backoffice#index'
 
@@ -63,6 +55,7 @@ Rails.application.routes.draw do
     end
     resources :commentaires, only: [:create]
   end
+
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".
 
diff --git a/db/migrate/20151023132121_devise_create_administrateurs.rb b/db/migrate/20151023132121_devise_create_administrateurs.rb
new file mode 100644
index 000000000..35979387e
--- /dev/null
+++ b/db/migrate/20151023132121_devise_create_administrateurs.rb
@@ -0,0 +1,42 @@
+class DeviseCreateAdministrateurs < ActiveRecord::Migration
+  def change
+    create_table(:administrateurs) do |t|
+      ## Database authenticatable
+      t.string :email,              null: false, default: ""
+      t.string :encrypted_password, null: false, default: ""
+
+      ## Recoverable
+      t.string   :reset_password_token
+      t.datetime :reset_password_sent_at
+
+      ## Rememberable
+      t.datetime :remember_created_at
+
+      ## Trackable
+      t.integer  :sign_in_count, default: 0, null: false
+      t.datetime :current_sign_in_at
+      t.datetime :last_sign_in_at
+      t.inet     :current_sign_in_ip
+      t.inet     :last_sign_in_ip
+
+      ## Confirmable
+      # t.string   :confirmation_token
+      # t.datetime :confirmed_at
+      # t.datetime :confirmation_sent_at
+      # t.string   :unconfirmed_email # Only if using reconfirmable
+
+      ## Lockable
+      # t.integer  :failed_attempts, default: 0, null: false # Only if lock strategy is :failed_attempts
+      # t.string   :unlock_token # Only if unlock strategy is :email or :both
+      # t.datetime :locked_at
+
+
+      t.timestamps
+    end
+
+    add_index :administrateurs, :email,                unique: true
+    add_index :administrateurs, :reset_password_token, unique: true
+    # add_index :administrateurs, :confirmation_token,   unique: true
+    # add_index :administrateurs, :unlock_token,         unique: true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index e34568214..238f3a38d 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,11 +11,29 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20151008090835) do
+ActiveRecord::Schema.define(version: 20151023132121) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
+  create_table "administrateurs", force: :cascade do |t|
+    t.string   "email",                  default: "", null: false
+    t.string   "encrypted_password",     default: "", null: false
+    t.string   "reset_password_token"
+    t.datetime "reset_password_sent_at"
+    t.datetime "remember_created_at"
+    t.integer  "sign_in_count",          default: 0,  null: false
+    t.datetime "current_sign_in_at"
+    t.datetime "last_sign_in_at"
+    t.inet     "current_sign_in_ip"
+    t.inet     "last_sign_in_ip"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  add_index "administrateurs", ["email"], name: "index_administrateurs_on_email", unique: true, using: :btree
+  add_index "administrateurs", ["reset_password_token"], name: "index_administrateurs_on_reset_password_token", unique: true, using: :btree
+
   create_table "cerfas", force: :cascade do |t|
     t.string  "content"
     t.integer "dossier_id"
diff --git a/spec/models/administrateur_spec.rb b/spec/models/administrateur_spec.rb
new file mode 100644
index 000000000..fa8a5d093
--- /dev/null
+++ b/spec/models/administrateur_spec.rb
@@ -0,0 +1,18 @@
+require 'rails_helper'
+
+RSpec.describe Administrateur, type: :model do
+  describe 'database column' do
+    it { is_expected.to have_db_column(:email) }
+    it { is_expected.to have_db_column(:encrypted_password) }
+    it { is_expected.to have_db_column(:reset_password_token) }
+    it { is_expected.to have_db_column(:reset_password_sent_at) }
+    it { is_expected.to have_db_column(:remember_created_at) }
+    it { is_expected.to have_db_column(:sign_in_count) }
+    it { is_expected.to have_db_column(:current_sign_in_at) }
+    it { is_expected.to have_db_column(:last_sign_in_at) }
+    it { is_expected.to have_db_column(:current_sign_in_ip) }
+    it { is_expected.to have_db_column(:last_sign_in_ip) }
+    it { is_expected.to have_db_column(:created_at) }
+    it { is_expected.to have_db_column(:updated_at) }
+  end
+end