diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b95ea58f..cf6ae198 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,7 +7,46 @@ on:
   workflow_dispatch:
 
 jobs:
+  # Jobs to run change detection
+  changes:
+    runs-on: ubuntu-latest
+    # Set job outputs to values from filter step
+    outputs:
+      orchestrate: ${{ steps.filter.outputs.orchestrate }}
+      el: ${{ steps.filter.outputs.el }}
+      sql_lint: ${{ steps.filter.outputs.sql_lint }}
+      sql: ${{ steps.filter.outputs.sql }}
+      generic: ${{ steps.filter.outputs.generic }}
+
+    steps:
+    # For pull requests it's not necessary to checkout the code
+    - uses: dorny/paths-filter@v2
+      id: filter
+      with:
+        filters: |
+          orchestrate:
+            - 'data/orchestrate/**.yml'
+            - 'data/orchestrate/**.py'
+          el:
+            - '/extract/*.yml'
+            - '/load/*.yml'
+            - 'data/transform/**.sql'
+            - 'data/transform/**.yml'
+          sql_lint:
+            - 'data/.sqlfluff'
+            - 'data/.sqlfluffignore'
+            - 'data/transform/**.sql'
+            - 'data/utilities/utilities.meltano.yml'
+          sql:
+            - 'data/transform/**.sql'
+            - 'data/transform/**.yml'
+          generic:
+            - 'data/plugins/**'
+            - 'data/environment/*.yml'
+          
   airflow_tests:
+    needs: changes
+    if: ${{ needs.changes.outputs.orchestrate == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -31,6 +70,8 @@ jobs:
     - run: meltano test airflow
 
   sqlfluff_tests:
+    needs: changes
+    if: ${{ needs.changes.outputs.sql_lint == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -56,6 +97,8 @@ jobs:
     - run: meltano run sqlfluff:lint
 
   dbt_seed:
+    needs: changes
+    if: ${{ needs.changes.outputs.el == 'true' }} || ${{ needs.changes.outputs.sql == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -77,10 +120,12 @@ jobs:
     # Run Test
     - run: meltano install transformer dbt-snowflake
     - run: meltano run dbt-snowflake:deps dbt-snowflake:seed
+    - run: meltano run dbt-snowflake:clone_snapshots
 
   el_tests:
+    needs: [airflow_tests, sqlfluff_tests, dbt_seed, changes]
+    if: ${{ needs.changes.outputs.el == 'true' }} || ${{ needs.changes.outputs.sql == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
-    needs: [airflow_tests, sqlfluff_tests, dbt_seed]
     defaults:
       run:
         working-directory: data/
@@ -107,8 +152,9 @@ jobs:
     - run: meltano run dbt-snowflake:deps ${{ matrix.extract-source }}
 
   transform_tests:
+    needs: [el_tests, changes]
+    if: ${{ needs.changes.outputs.el == 'true' }} || ${{ needs.changes.outputs.sql == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
-    needs: [el_tests]
     defaults:
       run:
         working-directory: data/
@@ -131,8 +177,9 @@ jobs:
     - run: meltano run dbt-snowflake:deps dbt-snowflake:run dbt-snowflake:test
 
   reverse_el_tests:
+    needs: [transform_tests, changes]
+    if: ${{ needs.changes.outputs.el == 'true' }} || ${{ needs.changes.outputs.sql == 'true' }} || ${{ needs.changes.outputs.generic == 'true' }}
     runs-on: ubuntu-latest
-    needs: [transform_tests]
     defaults:
       run:
         working-directory: data/