diff --git a/src/components/common/UserRoleSelectBox.tsx b/src/components/common/UserRoleSelectBox.tsx
index 7dc86d8a..85e98ea8 100644
--- a/src/components/common/UserRoleSelectBox.tsx
+++ b/src/components/common/UserRoleSelectBox.tsx
@@ -1,6 +1,6 @@
 import React from 'react';
 import { IoMdCloseCircle } from 'react-icons/io';
-import { PROJECT_ROLES, TEAM_ROLES } from '@constants/role';
+import { PROJECT_ROLES, TEAM_CREATE_ROLES, TEAM_ROLES } from '@constants/role';
 import type { User } from '@/types/UserType';
 import type { RoleName } from '@/types/RoleType';
 
@@ -8,7 +8,7 @@ type UserRoleSelectBoxProps<T extends RoleName> = {
   userId: User['userId'];
   nickname: User['nickname'];
   defaultValue: RoleName;
-  roles: typeof TEAM_ROLES | typeof PROJECT_ROLES;
+  roles: typeof TEAM_CREATE_ROLES | typeof TEAM_ROLES | typeof PROJECT_ROLES;
   onRoleChange: (userId: number, roleName: T) => void;
   onRemoveUser: (userId: number) => void;
 };
diff --git a/src/components/modal/team/ModalTeamForm.tsx b/src/components/modal/team/ModalTeamForm.tsx
index faa61ca1..84168f75 100644
--- a/src/components/modal/team/ModalTeamForm.tsx
+++ b/src/components/modal/team/ModalTeamForm.tsx
@@ -3,7 +3,7 @@ import { FormProvider, useForm } from 'react-hook-form';
 import useAxios from '@hooks/useAxios';
 import useToast from '@hooks/useToast';
 import { useReadTeams } from '@hooks/query/useTeamQuery';
-import { TEAM_DEFAULT_ROLE, TEAM_ROLE_INFO, TEAM_ROLES } from '@constants/role';
+import { TEAM_CREATE_ROLES, TEAM_DEFAULT_ROLE, TEAM_ROLE_INFO } from '@constants/role';
 import { TEAM_VALIDATION_RULES } from '@constants/formValidationRules';
 import { findUser } from '@services/userService';
 import Spinner from '@components/common/Spinner';
@@ -150,7 +150,7 @@ export default function ModalTeamForm({ formId, onSubmit }: ModalTeamFormProps)
                 key={userId}
                 userId={userId}
                 nickname={nickname}
-                roles={TEAM_ROLES}
+                roles={TEAM_CREATE_ROLES}
                 defaultValue={TEAM_DEFAULT_ROLE}
                 onRoleChange={handleRoleChange}
                 onRemoveUser={handleRemoveUser}
diff --git a/src/constants/role.ts b/src/constants/role.ts
index b13a9f41..aff8bcd8 100644
--- a/src/constants/role.ts
+++ b/src/constants/role.ts
@@ -2,6 +2,7 @@ import { deepFreeze } from '@utils/deepFreeze';
 import type { RoleInfo } from '@/types/RoleType';
 
 export const TEAM_ROLES = deepFreeze(['HEAD', 'LEADER', 'MATE'] as const);
+export const TEAM_CREATE_ROLES = deepFreeze(['LEADER', 'MATE'] as const);
 export const PROJECT_ROLES = deepFreeze(['ADMIN', 'LEADER', 'ASSIGNEE'] as const);
 
 export const PROJECT_DEFAULT_ROLE = 'ASSIGNEE';
diff --git a/src/mocks/services/userServiceHandler.ts b/src/mocks/services/userServiceHandler.ts
index 36719709..78bf11af 100644
--- a/src/mocks/services/userServiceHandler.ts
+++ b/src/mocks/services/userServiceHandler.ts
@@ -5,7 +5,7 @@ import { convertTokenToUserId } from '@utils/converter';
 import { fileNameParser } from '@utils/fileNameParser';
 import type { Team } from '@/types/TeamType';
 import type { Role } from '@/types/RoleType';
-import type { EditUserInfoForm, EditUserLinksForm, User } from '@/types/UserType';
+import type { EditUserInfoForm, EditUserLinksForm, SearchUser, User } from '@/types/UserType';
 
 const BASE_URL = import.meta.env.VITE_BASE_URL;
 
@@ -186,6 +186,27 @@ const userServiceHandler = [
 
     return HttpResponse.json(teamJoinStatusList);
   }),
+
+  // 전체 유저 검색
+  http.get(`${BASE_URL}/user/search`, ({ request }) => {
+    const url = new URL(request.url);
+    const nickname = url.searchParams.get('nickname') || '';
+    const accessToken = request.headers.get('Authorization');
+
+    // 유저 인증 확인
+    if (!accessToken) return new HttpResponse(null, { status: 401 });
+
+    // 유저 ID 정보 취득
+    const userId = convertTokenToUserId(accessToken);
+    if (!userId) return new HttpResponse(null, { status: 401 });
+
+    // 접두사(nickname)와 일치하는 유저 정보 최대 5명 추출
+    const matchedSearchUsers = USER_DUMMY.filter((user) => user.nickname.startsWith(nickname))
+      .slice(0, 5)
+      .map((user) => ({ userId: user.userId, nickname: user.nickname }));
+
+    return HttpResponse.json(matchedSearchUsers);
+  }),
 ];
 
 export default userServiceHandler;