diff --git a/src/controllers/EmployeePosTypeController.ts b/src/controllers/EmployeePosTypeController.ts
index 2dc61fa3..03bd9dd6 100644
--- a/src/controllers/EmployeePosTypeController.ts
+++ b/src/controllers/EmployeePosTypeController.ts
@@ -38,7 +38,6 @@ export class EmployeePosTypeController extends Controller {
   private employeePosDictRepository = AppDataSource.getRepository(EmployeePosDict);
   private employeePosTypeRepository = AppDataSource.getRepository(EmployeePosType);
   private employeePosLevelRepository = AppDataSource.getRepository(EmployeePosLevel);
-
   /**
    * API เพิ่มกลุ่มงานลูกจ้างประจำ
    *
@@ -52,9 +51,6 @@ export class EmployeePosTypeController extends Controller {
     @Request() request: { user: Record<string, any> },
   ) {
     const EmpPosType = Object.assign(new EmployeePosType(), requestBody);
-    if (!EmpPosType) {
-      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูล");
-    }
 
     const chkEmpPosTypeName = await this.employeePosTypeRepository.findOne({
       where: {
@@ -64,6 +60,18 @@ export class EmployeePosTypeController extends Controller {
     if (chkEmpPosTypeName) {
       throw new HttpError(HttpStatusCode.NOT_FOUND, "ชื่อกลุ่มงานลูกจ้างประจำนี้มีอยู่ในระบบแล้ว");
     }
+
+    const posTypeRank = await this.employeePosTypeRepository.findOne({
+      where: {
+        posTypeRank: requestBody.posTypeRank,
+      },
+    });
+    if (posTypeRank) {
+      throw new HttpError(
+        HttpStatusCode.NOT_FOUND,
+        "ระดับของกลุ่มงานลูกจ้างประจำนี้มีอยู่ในระบบแล้ว",
+      );
+    }
     EmpPosType.createdUserId = request.user.sub;
     EmpPosType.createdFullName = request.user.name;
     EmpPosType.lastUpdateUserId = request.user.sub;
@@ -98,6 +106,18 @@ export class EmployeePosTypeController extends Controller {
     if (chkEmpPosType) {
       throw new HttpError(HttpStatusCode.NOT_FOUND, "ชื่อกลุ่มงานลูกจ้างประจำนี้มีอยู่ในระบบแล้ว");
     }
+    const posTypeRank = await this.employeePosTypeRepository.findOne({
+      where: {
+        id: Not(id),
+        posTypeRank: requestBody.posTypeRank,
+      },
+    });
+    if (posTypeRank) {
+      throw new HttpError(
+        HttpStatusCode.NOT_FOUND,
+        "ระดับของกลุ่มงานลูกจ้างประจำนี้มีอยู่ในระบบแล้ว",
+      );
+    }
     EmpPosType.lastUpdateUserId = request.user.sub;
     EmpPosType.lastUpdateFullName = request.user.name;
     this.employeePosTypeRepository.merge(EmpPosType, requestBody);