diff --git a/src/pages/onboarding/hooks/useJoinQuery.ts b/src/pages/onboarding/hooks/useJoinQuery.ts
index 09b95c63..aeef96e7 100644
--- a/src/pages/onboarding/hooks/useJoinQuery.ts
+++ b/src/pages/onboarding/hooks/useJoinQuery.ts
@@ -1,13 +1,14 @@
 import { useMutation } from '@tanstack/react-query';
 import { joinAxios } from '../apis/joinAxios';
 import { JoinPropType } from '../type';
-import { setRole } from '@utils/storage';
+import { setRole, setSeniorId } from '@utils/storage';
 
 const useJoinQuery = () => {
   const mutation = useMutation({
     mutationFn: (requestBody: JoinPropType) => joinAxios(requestBody),
     onSuccess: (data) => {
       setRole(data.data.data.role);
+      setSeniorId(data.data.data.seniorId + '');
     },
     onError: (error) => {
       console.log('🔴 join patch Error: ', error);
diff --git a/src/pages/seniorProfile/SeniorProfilePage.tsx b/src/pages/seniorProfile/SeniorProfilePage.tsx
index ae855118..77a4baa2 100644
--- a/src/pages/seniorProfile/SeniorProfilePage.tsx
+++ b/src/pages/seniorProfile/SeniorProfilePage.tsx
@@ -15,7 +15,7 @@ import { Header } from '../../components/commons/Header';
 import ProgressBar from '../../components/commons/ProgressBar';
 import theme from '../../styles/theme';
 import { useNavigate } from 'react-router-dom';
-import { getSeniorNickname } from '@utils/storage';
+import { getSeniorId, getSeniorNickname } from '@utils/storage';
 
 const SeniorProfilePage = () => {
   const [step, setStep] = useState(0);
@@ -23,11 +23,12 @@ const SeniorProfilePage = () => {
 
   const navigate = useNavigate();
   const nickname = getSeniorNickname();
+  const seniorId = getSeniorId() ?? '';
   const userName = step >= 2 && step <= 4 ? nickname : '';
 
   useEffect(() => {
-    if (!nickname) navigate('/');
-  }, [nickname]);
+    if (seniorId === '' || !nickname) navigate('/');
+  }, [nickname, seniorId]);
 
   const getComponent = () => {
     switch (step) {
@@ -44,7 +45,7 @@ const SeniorProfilePage = () => {
       case 5:
         return <TimeSelect profile={profile} setProfile={setProfile} setStep={setStep} />;
       case 6:
-        return <PreView setStep={setStep} profile={profile} seniorId="" />;
+        return <PreView setStep={setStep} profile={profile} seniorId={seniorId} />;
       case 7:
         return <Complete />;
       default:
diff --git a/src/pages/seniorProfile/components/preView/index.tsx b/src/pages/seniorProfile/components/preView/index.tsx
index 2ffb6cbb..02ee8976 100644
--- a/src/pages/seniorProfile/components/preView/index.tsx
+++ b/src/pages/seniorProfile/components/preView/index.tsx
@@ -27,11 +27,7 @@ interface preViewPropType {
 
 const PreView = ({ seniorId, profile, setStep, variant = 'default' }: preViewPropType) => {
   // 선배 카드 정보 조회 (온보딩 정보)
-  const {
-    data: cardData,
-    error: cardDataError,
-    isLoading: isCardDataLoading,
-  } = useSeniorCardQuery(seniorId, variant === 'secondary');
+  const { data: cardData, error: cardDataError, isLoading: isCardDataLoading } = useSeniorCardQuery(seniorId, true);
   // 선배 상세 프로필 조회 (프로필 정보)
   const {
     data: profileData,
diff --git a/src/utils/storage.ts b/src/utils/storage.ts
index 276a9b7e..49b7ca65 100644
--- a/src/utils/storage.ts
+++ b/src/utils/storage.ts
@@ -18,6 +18,7 @@ export const clearStorage = () => {
   localStorage.removeItem('seonyakToken');
   localStorage.removeItem('seonyakRole');
   localStorage.removeItem('seniorNickname');
+  localStorage.removeItem('seniorId');
 };
 
 // 온보딩 완료 후 프로필 등록 안 하고 이탈한 선배 정보 저장
@@ -28,3 +29,11 @@ export const setSeniorNickname = (nickname: string) => {
 export const getSeniorNickname = () => {
   return localStorage.getItem('seniorNickname');
 };
+
+export const setSeniorId = (id: string) => {
+  localStorage.setItem('seniorId', id);
+}
+
+export const getSeniorId = () => {
+  return localStorage.getItem('seniorId');
+}
\ No newline at end of file