diff --git a/modules/composer_net/iam.tf b/modules/composer_net/iam.tf
index 93fc1492..7910807f 100644
--- a/modules/composer_net/iam.tf
+++ b/modules/composer_net/iam.tf
@@ -38,8 +38,8 @@ Assign the Composer Worker (composer.worker) role.
 Assign the Service Account User (iam.serviceAccountUser) role
 ***/
 resource "google_service_account" "composer_sa" {
-  account_id   = "composer-sa"
-  display_name = "composer-sa"
+  account_id   = var.composer_sa_name
+  display_name = var.composer_sa_name
   project      = var.service_project_id
 }
 
diff --git a/modules/composer_net/variables.tf b/modules/composer_net/variables.tf
index f90c52d4..7800054f 100644
--- a/modules/composer_net/variables.tf
+++ b/modules/composer_net/variables.tf
@@ -77,3 +77,9 @@ variable "dns_zone_name" {
   type        = string
   default     = "composer-google-cloud-dns"
 }
+
+variable "composer_sa_name" {
+  description = "Service Account name to be used for running Cloud Composer Environment."
+  type        = string
+  default     = "composer-sa"
+}