diff --git a/app/helpers/person_helper.rb b/app/helpers/person_helper.rb
index 6e6dcace4..1dec75539 100644
--- a/app/helpers/person_helper.rb
+++ b/app/helpers/person_helper.rb
@@ -11,7 +11,9 @@ def nationality_string(nationality, nationality2)
   end
 
   def person_role_string(person_role)
-    "#{person_role.role.name} #{person_role.person_role_level&.level}
+    role_level = person_role.person_role_level&.level
+    role_level = I18n.t('language_skills.none') if role_level == 'Keine'
+    "#{person_role.role.name} #{role_level}
       #{person_role.percent.nil? ? '' : "#{person_role.percent.to_i}%"}"
   end
 
@@ -38,8 +40,12 @@ def group_person_skills_by_category(person)
                .group_by { |ps| ps.skill.category.parent }
   end
 
+  # This method is only used to translate the language dropdown.
+  # The gem however, does not support Swiss German, so it just shows the German translation.
   def common_languages_translated
-    I18nData.languages('DE').collect do |language|
+    locale = I18n.locale
+    locale = 'de' if I18n.locale == :'de-CH'
+    I18nData.languages(locale).collect do |language|
       if LanguageList::LanguageInfo.find(language[0])&.common?
         [language.first, "#{language.last} (#{language.first})"]
       end
@@ -57,8 +63,27 @@ def uneditable_language?(lang)
     %w[DE EN FR].include?(lang)
   end
 
+  # The first and last are there twice since in the form one gets shown
+  # and the other one is the value that is saved. And we don't want to save translations.
   def language_skill_levels
-    %w[Keine A1 A2 B1 B2 C1 C2 Muttersprache]
+    [
+      [I18n.t('language_skills.none').to_s, 'Keine'],
+      %w[A1],
+      %w[A2],
+      %w[B1],
+      %w[B2],
+      %w[C1],
+      %w[C2],
+      [I18n.t('language_skills.native').to_s, 'Muttersprache']
+    ]
+  end
+
+  def role_skill_levels
+    PersonRoleLevel.order(:level).each do |role|
+      if role.level == 'Keine'
+        role.level = I18n.t('person_role.none')
+      end
+    end
   end
 
   def people_skills_of_category(category)
diff --git a/app/views/people/_language_skill_fields.html.haml b/app/views/people/_language_skill_fields.html.haml
index 85347f5f4..83b5abda3 100644
--- a/app/views/people/_language_skill_fields.html.haml
+++ b/app/views/people/_language_skill_fields.html.haml
@@ -6,10 +6,10 @@
     %div.visually-hidden= f.collection_select :language, common_languages_translated, :first, :last, { selected: f.object.language }
   %div.d-flex
     %div.w-25.me-2
-      = f.label :level
-      = f.collection_select :level, language_skill_levels, :itself, :itself, {}, class: "form-select mw-100 language-level-select"
+      = f.label t("global.people_skills.levels.level")
+      = f.collection_select :level, language_skill_levels, :last, :first, {}, class: "form-select mw-100 language-level-select"
     %div.w-75
-      = f.label :certificate
+      = f.label t("global.people_skills.certificate")
       = f.text_field :certificate, class: "mw-100 form-control language-certificate-input"
   - unless uneditable_language?(f.object.language)
     %div{"data-controller"=>"dynamic-fields"}
diff --git a/app/views/people/_person_role_fields.html.haml b/app/views/people/_person_role_fields.html.haml
index 1d68eb7fa..6f50f85e9 100644
--- a/app/views/people/_person_role_fields.html.haml
+++ b/app/views/people/_person_role_fields.html.haml
@@ -1,10 +1,10 @@
 %div.border.border-dark-subtle.rounded.p-1.fw-light.nested-fields
   = f.hidden_field :_destroy
-  = f.label :role
+  = f.label t("activerecord.attributes.activity.role")
   = f.collection_select :role_id, Role.order(:name), :id, :name, {}, class: "form-select w-100 role-select"
   %div
-    = f.label :person_role_level
+    = f.label t("global.people_skills.levels.level")
     %div.d-flex.fw-light
-      = f.collection_select :person_role_level_id, PersonRoleLevel.order(:level), :id, :level, {}, class: "form-select w-50 me-1 role-level-select"
+      = f.collection_select :person_role_level_id, role_skill_levels, :id, :level, {}, class: "form-select w-50 me-1 role-level-select"
       = f.number_field :percent, in: 0..200, step: 1, class: "form-control w-50 person-role-percent"
-  %div{"data-controller"=>"dynamic-fields"}= link_to "Remove", "#", { class: "remove_fields", 'data-action' => 'dynamic-fields#removeField' }
\ No newline at end of file
+  %div{"data-controller"=>"dynamic-fields"}= link_to ti("link.remove"), "#", { class: "remove_fields", 'data-action' => 'dynamic-fields#removeField' }
\ No newline at end of file
diff --git a/config/locales/de-CH.yml b/config/locales/de-CH.yml
index efcec69ab..f0effd02b 100644
--- a/config/locales/de-CH.yml
+++ b/config/locales/de-CH.yml
@@ -52,6 +52,7 @@ de-CH:
           one: Witerbiudig
           other: Witerbiudigä
         birthdate: Geburtsdatum
+        company: Firma
         competence_notes: Notizä Member
         department: Organisationsiheit
         display_competence_notes_in_cv: Im CV Export inkludierä.
@@ -60,6 +61,7 @@ de-CH:
           one: Usbiudig
           other: Usbiudigä
         email: Email
+        language_skills: Sprachkenntniss
         languages:
           one: Sprach
           other: Sprachä
@@ -264,6 +266,9 @@ de-CH:
       add: "%{model} hinzuefügä"
       delete: Löschä
       edit: "%{model} bearbeitä"
+  language_skills:
+    native: Muetersprach
+    none: Kes
   marital_statuses:
     divorced: gschiedä
     married: verhüratet
@@ -355,6 +360,8 @@ de-CH:
     global:
       link:
         add: Skill hinzuäfüegä (max. 5)
+  person_role:
+    none: Kes
   profile:
     updated_at: Z'letzt bearbeitet
   skills:
diff --git a/config/locales/de.yml b/config/locales/de.yml
index 1ce9a1f25..f427aabf9 100644
--- a/config/locales/de.yml
+++ b/config/locales/de.yml
@@ -52,6 +52,7 @@ de:
           one: Weiterbildung
           other: Weiterbildungen
         birthdate: Geburtsdatum
+        company: Firma
         competence_notes: Notizen Member
         department: Organisationseinheit
         display_competence_notes_in_cv: Im CV Export inkludieren
@@ -60,6 +61,7 @@ de:
           one: Ausbildung
           other: Ausbildungen
         email: Email
+        language_skills: Sprachkenntnisse
         languages:
           one: Sprache
           other: Sprachen
@@ -247,6 +249,9 @@ de:
       add: "%{model} hinzufügen"
       delete: Löschen
       edit: "%{model} bearbeiten"
+  language_skills:
+    native: Muttersprache
+    none: Keines
   marital_statuses:
     divorced: geschieden
     married: verheiratet
@@ -338,6 +343,8 @@ de:
     global:
       link:
         add: Skill hinzufügen (max. 5)
+  person_role:
+    none: Keines
   profile:
     updated_at: Zuletzt bearbeitet
   skills:
diff --git a/config/locales/en.yml b/config/locales/en.yml
index bc915af20..6d2417dc7 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -52,6 +52,7 @@ en:
           one: Further training
           other: Further training
         birthdate: Date of birth
+        company: Company
         competence_notes: Notes Member
         department: Department
         display_competence_notes_in_cv: Include in CV export
@@ -60,6 +61,7 @@ en:
           one: Education
           other: Educations
         email: Email
+        language_skills: Language skills
         languages:
           one: Language
           other: Languages
@@ -243,6 +245,9 @@ en:
       add: "%{model} add"
       delete: Delete
       edit: "%{model} edit"
+  language_skills:
+    native: Native speaker
+    none: None
   marital_statuses:
     divorced: divorced
     married: married
@@ -334,6 +339,8 @@ en:
     global:
       link:
         add: Add skill (max. 5)
+  person_role:
+    none: None
   profile:
     updated_at: Last edited
   skills:
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index 2fa88fd51..a5c28d4a2 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -52,6 +52,7 @@ fr:
           one: Formation continue
           other: Formations continues
         birthdate: Date de naissance
+        company: Société
         competence_notes: Notes Member
         department: Unité organisationnelle
         display_competence_notes_in_cv: Inclure dans l'exportation du CV
@@ -60,6 +61,7 @@ fr:
           one: Formation
           other: Formations
         email: Email
+        language_skills: Compétences linguistiques
         languages:
           one: Langue
           other: Langues
@@ -243,6 +245,9 @@ fr:
       add: "%{model} ajouter"
       delete: Supprimer
       edit: "%{model} éditer"
+  language_skills:
+    native: Locuteur natif
+    none: Aucun
   marital_statuses:
     divorced: divorcé(e)
     married: marié(e)
@@ -334,6 +339,8 @@ fr:
     global:
       link:
         add: Ajouter une compétence (max. 5)
+  person_role:
+    none: Aucun
   profile:
     updated_at: Dernièrement édité
   skills:
diff --git a/config/locales/it.yml b/config/locales/it.yml
index 534073b28..b4c4b0d8a 100644
--- a/config/locales/it.yml
+++ b/config/locales/it.yml
@@ -52,6 +52,7 @@ it:
           one: Formazione continua
           other: Formazione continua
         birthdate: Data di nascita
+        company: Azienda
         competence_notes: Note Membro
         department: Unità organizzativa
         display_competence_notes_in_cv: Includere nell'esportazione del CV
@@ -60,6 +61,7 @@ it:
           one: Istruzione
           other: Programmi di formazione
         email: E-mail
+        language_skills: Competenze linguistiche
         languages:
           one: Lingua
           other: Le lingue
@@ -243,6 +245,9 @@ it:
       add: "%{model} aggiungere"
       delete: Cancellare
       edit: "%{model} modifica"
+  language_skills:
+    native: Madrelingua
+    none: Nessuno
   marital_statuses:
     divorced: divorziato
     married: sposato
@@ -334,6 +339,8 @@ it:
     global:
       link:
         add: Aggiungi abilità (max. 5)
+  person_role:
+    none: Nessuno
   profile:
     updated_at: Ultima modifica
   skills:
diff --git a/spec/serializer/error_serializer_spec.rb b/spec/serializer/error_serializer_spec.rb
index c2f853fab..07be5714c 100644
--- a/spec/serializer/error_serializer_spec.rb
+++ b/spec/serializer/error_serializer_spec.rb
@@ -12,7 +12,7 @@
       expect(json[:errors].first).to include(:id)
       expect(json[:errors].first).to include(:title)
       expect(json[:errors].first[:id]).to eq(:company)
-      expect(json[:errors].first[:title]).to eq('Company muss ausgefüllt werden')
+      expect(json[:errors].first[:title]).to eq('Firma muss ausgefüllt werden')
       expect(json[:errors].second[:id]).to eq(:birthdate)
       expect(json[:errors].second[:title]).to eq('Geburtsdatum muss ausgefüllt werden')
     end