diff --git a/app/controllers/champs/siret_controller.rb b/app/controllers/champs/siret_controller.rb
index 98ebb81ee..4e8ba19a2 100644
--- a/app/controllers/champs/siret_controller.rb
+++ b/app/controllers/champs/siret_controller.rb
@@ -16,7 +16,7 @@ class Champs::SiretController < ApplicationController
 
     begin
       etablissement = find_etablissement_with_siret
-    rescue ApiEntreprise::API::RequestFailed
+    rescue ApiEntreprise::API::RequestFailed, ApiEntreprise::API::ServiceUnavailable
       return siret_error(:network_error)
     end
     if etablissement.nil?
diff --git a/app/jobs/api_entreprise/attestation_sociale_job.rb b/app/jobs/api_entreprise/attestation_sociale_job.rb
index 581ed8037..cdaad27d2 100644
--- a/app/jobs/api_entreprise/attestation_sociale_job.rb
+++ b/app/jobs/api_entreprise/attestation_sociale_job.rb
@@ -1,4 +1,6 @@
 class ApiEntreprise::AttestationSocialeJob < ApiEntreprise::Job
+  retry_on ApiEntreprise::API::ServiceUnavailable, wait: 1.day
+
   def perform(etablissement_id, procedure_id)
     etablissement = Etablissement.find(etablissement_id)
     etablissement_params = ApiEntreprise::AttestationSocialeAdapter.new(etablissement.siret, procedure_id).to_params
diff --git a/app/lib/api_entreprise/api.rb b/app/lib/api_entreprise/api.rb
index c953052ed..716c28f30 100644
--- a/app/lib/api_entreprise/api.rb
+++ b/app/lib/api_entreprise/api.rb
@@ -20,6 +20,9 @@ class ApiEntreprise::API
   class BadFormatRequest < StandardError
   end
 
+  class ServiceUnavailable < StandardError
+  end
+
   def self.entreprise(siren, procedure_id)
     call(ENTREPRISE_RESOURCE_NAME, siren, procedure_id)
   end
@@ -76,7 +79,9 @@ class ApiEntreprise::API
     elsif response.code&.between?(401, 499)
       raise ResourceNotFound, "url: #{url}"
     elsif response.code == 400
-      raise BadFormatRequest, "url:  #{url}"
+      raise BadFormatRequest, "url: #{url}"
+    elsif response.code == 503
+      raise ServiceUnavailable, "url: #{url}"
     else
       raise RequestFailed, "HTTP Error Code: #{response.code} for #{url}\nheaders: #{response.headers}\nbody: #{response.body}"
     end
diff --git a/spec/jobs/api_entreprise/attestation_sociale_job_spec.rb b/spec/jobs/api_entreprise/attestation_sociale_job_spec.rb
index d68594ecf..5c89302a7 100644
--- a/spec/jobs/api_entreprise/attestation_sociale_job_spec.rb
+++ b/spec/jobs/api_entreprise/attestation_sociale_job_spec.rb
@@ -1,3 +1,5 @@
+include ActiveJob::TestHelper
+
 RSpec.describe ApiEntreprise::AttestationSocialeJob, type: :job do
   let(:etablissement) { create(:etablissement, siret: siret) }
   let(:siret) { '41816609600069' }
@@ -21,4 +23,20 @@ RSpec.describe ApiEntreprise::AttestationSocialeJob, type: :job do
     subject
     expect(Etablissement.find(etablissement.id).entreprise_attestation_sociale).to be_attached
   end
+
+  context 'when ApiEntreprise::API::ServiceUnavailable is raised' do
+    # https://api.rubyonrails.org/classes/ActiveJob/Exceptions/ClassMethods.html#method-i-retry_on
+    # retry on will try 5 times and then bubble up the error
+    it 'makes 5 attempts' do
+      assert_performed_jobs 5 do
+        ServiceUnavailableJob.perform_later rescue ApiEntreprise::API::ServiceUnavailable
+      end
+    end
+  end
+
+  class ServiceUnavailableJob < ApiEntreprise::AttestationSocialeJob
+    def perform
+      raise ApiEntreprise::API::ServiceUnavailable
+    end
+  end
 end