diff --git a/pkg/controller/job/job_controller.go b/pkg/controller/job/job_controller.go
index df45826f745..cd50c5f2cdf 100644
--- a/pkg/controller/job/job_controller.go
+++ b/pkg/controller/job/job_controller.go
@@ -462,7 +462,8 @@ func (jm *Controller) syncJob(key string) (bool, error) {
 		}
 		return false, err
 	}
-	job := *sharedJob
+	// make a copy so we don't mutate the shared cache
+	job := *sharedJob.DeepCopy()
 
 	// if job was finished previously, we don't want to redo the termination
 	if IsJobFinished(&job) {
diff --git a/test/integration/job/job_test.go b/test/integration/job/job_test.go
index d1341254741..96db8b1402c 100644
--- a/test/integration/job/job_test.go
+++ b/test/integration/job/job_test.go
@@ -278,7 +278,6 @@ func TestSuspendJob(t *testing.T) {
 		wantReason string
 	}
 	testCases := []struct {
-		short       bool
 		featureGate bool
 		create      step
 		update      step
@@ -286,7 +285,6 @@ func TestSuspendJob(t *testing.T) {
 		// Exhaustively test all combinations other than trivial true->true and
 		// false->false cases.
 		{
-			short:       true,
 			featureGate: true,
 			create:      step{flag: false, wantActive: 2},
 			update:      step{flag: true, wantActive: 0, wantStatus: v1.ConditionTrue, wantReason: "Suspended"},
@@ -311,9 +309,6 @@ func TestSuspendJob(t *testing.T) {
 	for _, tc := range testCases {
 		name := fmt.Sprintf("feature=%v,create=%v,update=%v", tc.featureGate, tc.create.flag, tc.update.flag)
 		t.Run(name, func(t *testing.T) {
-			if testing.Short() && !tc.short {
-				t.Skip("skipping expensive subtest")
-			}
 			defer featuregatetesting.SetFeatureGateDuringTest(t, feature.DefaultFeatureGate, features.SuspendJob, tc.featureGate)()
 
 			closeFn, restConfig, clientSet, ns := setup(t, "suspend")