diff --git a/Jenkinsfile b/Jenkinsfile
index 46924b9..c223425 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,9 +14,11 @@ pipeline {
         TOMCAT_HOME    = '/usr/local/tomcat'
         DEPLOY_PATH    = "${TOMCAT_HOME}/webapps"
         BACKUP_PATH    = "${TOMCAT_HOME}/backup"
+        DEPLOY_FILE    = "${TOMCAT_HOME}/webapps/sake_batch.war"
+        BACKUP_FILE    = "${TOMCAT_HOME}/backup/sake_batch.war.bak"
 
-        // 자격증명
-        SSH_CREDENTIAL = 'op-batch-servers-ssh'
+        // SSH 키 (쇼핑몰과 동일하게 주석 처리 - jenkins 기본 키 사용)
+        // SSH_KEY_PATH = "/var/lib/jenkins/.ssh/batch_server_key"
     }
 
     stages {
@@ -37,18 +39,21 @@ pipeline {
 
         stage('Backup') {
             steps {
-                sshagent(credentials: ["${SSH_CREDENTIAL}"]) {
-                    sh """
-                        ssh ${SERVER_USER}@${SERVER_IP} '
-                            mkdir -p ${BACKUP_PATH}
-                            if [ -f ${DEPLOY_PATH}/${APP_NAME}.war ]; then
-                                cp ${DEPLOY_PATH}/${APP_NAME}.war \
-                                   ${BACKUP_PATH}/${APP_NAME}.war.bak
-                                echo "백업 완료"
-                            else
-                                echo "백업 대상 없음 (최초 배포)"
-                            fi
-                        '
+                script {
+                    sshCommand remote: [
+                        name: 'Batch Server',
+                        host: "${env.SERVER_IP}",
+                        user: "${env.SERVER_USER}",
+                        // identityFile: "${env.SSH_KEY_PATH}",
+                        allowAnyHosts: true
+                    ], command: """
+                        if [ -f ${env.DEPLOY_FILE} ]; then
+                            mkdir -p ${env.BACKUP_PATH}
+                            cp ${env.DEPLOY_FILE} ${env.BACKUP_FILE}
+                            echo '기존 WAR 파일 백업 완료'
+                        else
+                            echo '백업할 WAR 파일이 없습니다 (최초 배포)'
+                        fi
                     """
                 }
             }
@@ -56,19 +61,27 @@ pipeline {
 
         stage('Deploy') {
             steps {
-                sshagent(credentials: ["${SSH_CREDENTIAL}"]) {
-                    sh """
-                        # WAR 전송
-                        scp build/libs/${APP_NAME}.war \
-                            ${SERVER_USER}@${SERVER_IP}:${DEPLOY_PATH}/${APP_NAME}.war
+                script {
+                    sshPut remote: [
+                        name: 'Batch Server',
+                        host: "${env.SERVER_IP}",
+                        user: "${env.SERVER_USER}",
+                        // identityFile: "${env.SSH_KEY_PATH}",
+                        allowAnyHosts: true
+                    ], from: "build/libs/${env.APP_NAME}.war",
+                       into: "${env.DEPLOY_FILE}"
 
-                        # Tomcat 재시작
-                        ssh ${SERVER_USER}@${SERVER_IP} '
-                            ${TOMCAT_HOME}/bin/shutdown.sh || true
-                            sleep 5
-                            ${TOMCAT_HOME}/bin/startup.sh
-                            echo "Tomcat 재시작 완료"
-                        '
+                    sshCommand remote: [
+                        name: 'Batch Server',
+                        host: "${env.SERVER_IP}",
+                        user: "${env.SERVER_USER}",
+                        // identityFile: "${env.SSH_KEY_PATH}",
+                        allowAnyHosts: true
+                    ], command: """
+                        ${env.TOMCAT_HOME}/bin/shutdown.sh || true
+                        sleep 5
+                        ${env.TOMCAT_HOME}/bin/startup.sh
+                        echo 'Tomcat 재시작 완료'
                     """
                 }
             }
@@ -77,26 +90,29 @@ pipeline {
 
     post {
         success {
-            echo "✅ sake_batch 배포 완료"
+            echo '✅ sake_batch 배포 완료'
         }
         failure {
-            sshagent(credentials: ["${SSH_CREDENTIAL}"]) {
-                sh """
-                    ssh ${SERVER_USER}@${SERVER_IP} '
-                        if [ -f ${BACKUP_PATH}/${APP_NAME}.war.bak ]; then
-                            cp ${BACKUP_PATH}/${APP_NAME}.war.bak \
-                               ${DEPLOY_PATH}/${APP_NAME}.war
-                            ${TOMCAT_HOME}/bin/shutdown.sh || true
-                            sleep 5
-                            ${TOMCAT_HOME}/bin/startup.sh
-                            echo "롤백 완료"
-                        else
-                            echo "백업본 없음 - 롤백 불가"
-                        fi
-                    '
+            script {
+                sshCommand remote: [
+                    name: 'Batch Server',
+                    host: "${env.SERVER_IP}",
+                    user: "${env.SERVER_USER}",
+                    // identityFile: "${env.SSH_KEY_PATH}",
+                    allowAnyHosts: true
+                ], command: """
+                    if [ -f ${env.BACKUP_FILE} ]; then
+                        cp ${env.BACKUP_FILE} ${env.DEPLOY_FILE}
+                        ${env.TOMCAT_HOME}/bin/shutdown.sh || true
+                        sleep 5
+                        ${env.TOMCAT_HOME}/bin/startup.sh
+                        echo '⚠️ 롤백 완료'
+                    else
+                        echo '⚠️ 백업본 없음 - 롤백 불가'
+                    fi
                 """
             }
-            echo "❌ 배포 실패 - 롤백 처리됨"
+            echo '❌ 배포 실패 - 롤백 처리됨'
         }
     }
 }