diff --git a/src/main/java/com/eactive/eai/rms/ext/djb/job/ApiStatusMonitorJob.java b/src/main/java/com/eactive/eai/rms/ext/djb/job/ApiStatusMonitorJob.java
index 6d0dd5c..217d9df 100644
--- a/src/main/java/com/eactive/eai/rms/ext/djb/job/ApiStatusMonitorJob.java
+++ b/src/main/java/com/eactive/eai/rms/ext/djb/job/ApiStatusMonitorJob.java
@@ -1,6 +1,9 @@
 package com.eactive.eai.rms.ext.djb.job;
 
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.Set;
+import java.util.stream.Collectors;
 
 import org.apache.commons.lang3.StringUtils;
 import org.quartz.DisallowConcurrentExecution;
@@ -68,10 +71,24 @@ public class ApiStatusMonitorJob implements Job {
 
     @Override
     public void execute(JobExecutionContext context) throws JobExecutionException {
+        JobDataMap jobDataMap = context.getJobDetail().getJobDataMap();
+
+        // execute.instances 가 지정된 경우 해당 인스턴스에서만 실행
+        String allowedInstances = jobDataMap.getString("execute.instances");
+        if (StringUtils.isNotEmpty(allowedInstances)) {
+            Set<String> instanceSet = Arrays.stream(allowedInstances.split(","))
+                    .map(s -> s.trim().toLowerCase())
+                    .collect(Collectors.toSet());
+            String currentInstance = StringUtils.defaultString(System.getProperty("inst.Name")).trim().toLowerCase();
+            if (!instanceSet.contains(currentInstance)) {
+                log.debug("Job 실행 인스턴스 제한 - 현재: {}, 허용: {}", currentInstance, allowedInstances);
+                return;
+            }
+        }
+
         log.info("*** START ApiStatusUpdateJob run({})", CommonUtil.getToday("yyyy-MM-dd HH:mm"));
 
         // Job 파라미터 로깅
-        JobDataMap jobDataMap = context.getJobDetail().getJobDataMap();
         logJobParameters(jobDataMap);
         
         HashMap<String, String> param = this.checkParameters(jobDataMap);
diff --git a/src/main/java/com/eactive/eai/rms/ext/djb/job/InflowTokenMonitorJob.java b/src/main/java/com/eactive/eai/rms/ext/djb/job/InflowTokenMonitorJob.java
index bcb1a5f..3327ab1 100644
--- a/src/main/java/com/eactive/eai/rms/ext/djb/job/InflowTokenMonitorJob.java
+++ b/src/main/java/com/eactive/eai/rms/ext/djb/job/InflowTokenMonitorJob.java
@@ -1,8 +1,12 @@
 package com.eactive.eai.rms.ext.djb.job;
 
+import java.util.Arrays;
 import java.util.Date;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
 
+import org.apache.commons.lang3.StringUtils;
 import org.quartz.DisallowConcurrentExecution;
 import org.quartz.Job;
 import org.quartz.JobDataMap;
@@ -48,6 +52,21 @@ public class InflowTokenMonitorJob implements Job {
 
     @Override
     public void execute(JobExecutionContext context) throws JobExecutionException {
+        JobDataMap jobDataMap = context.getJobDetail().getJobDataMap();
+
+        // execute.instances 가 지정된 경우 해당 인스턴스에서만 실행
+        String allowedInstances = jobDataMap.getString("execute.instances");
+        if (StringUtils.isNotEmpty(allowedInstances)) {
+            Set<String> instanceSet = Arrays.stream(allowedInstances.split(","))
+                    .map(s -> s.trim().toLowerCase())
+                    .collect(Collectors.toSet());
+            String currentInstance = StringUtils.defaultString(System.getProperty("inst.Name")).trim().toLowerCase();
+            if (!instanceSet.contains(currentInstance)) {
+                log.debug("Job 실행 인스턴스 제한 - 현재: {}, 허용: {}", currentInstance, allowedInstances);
+                return;
+            }
+        }
+
         log.info("*** START InflowTokenFailMonitorJob run({})", CommonUtil.getToday("yyyy-MM-dd HH:mm"));
 
         long execMinute = 1;	//default 배치 실행주기(분)
diff --git a/src/main/java/com/eactive/eai/rms/ext/djb/job/PortalInquiryClosingJob.java b/src/main/java/com/eactive/eai/rms/ext/djb/job/PortalInquiryClosingJob.java
index 2c976cd..afc8c69 100644
--- a/src/main/java/com/eactive/eai/rms/ext/djb/job/PortalInquiryClosingJob.java
+++ b/src/main/java/com/eactive/eai/rms/ext/djb/job/PortalInquiryClosingJob.java
@@ -5,14 +5,20 @@ import com.eactive.eai.rms.common.datasource.DataSourceTypeManager;
 import com.eactive.eai.rms.common.util.CommonUtil;
 import com.eactive.eai.rms.onl.apim.portalInquiry.PortalInquiryClosingService;
 import com.eactive.eai.rms.onl.common.util.DateUtil;
+import org.apache.commons.lang3.StringUtils;
 import org.quartz.DisallowConcurrentExecution;
 import org.quartz.Job;
+import org.quartz.JobDataMap;
 import org.quartz.JobExecutionContext;
 import org.quartz.JobExecutionException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 
+import java.util.Arrays;
+import java.util.Set;
+import java.util.stream.Collectors;
+
 /**
  * 매일 00:05 실행 - RESPONDED 상태 문의글 자동 종료 배치
  *
@@ -44,6 +50,21 @@ public class PortalInquiryClosingJob implements Job {
 
     @Override
     public void execute(JobExecutionContext context) throws JobExecutionException {
+        JobDataMap jobDataMap = context.getJobDetail().getJobDataMap();
+
+        // execute.instances 가 지정된 경우 해당 인스턴스에서만 실행
+        String allowedInstances = jobDataMap.getString("execute.instances");
+        if (StringUtils.isNotEmpty(allowedInstances)) {
+            Set<String> instanceSet = Arrays.stream(allowedInstances.split(","))
+                    .map(s -> s.trim().toLowerCase())
+                    .collect(Collectors.toSet());
+            String currentInstance = StringUtils.defaultString(System.getProperty("inst.Name")).trim().toLowerCase();
+            if (!instanceSet.contains(currentInstance)) {
+                log.debug("Job 실행 인스턴스 제한 - 현재: {}, 허용: {}", currentInstance, allowedInstances);
+                return;
+            }
+        }
+
         log.info("*** START PortalInquiryCommentClosingService run({})", CommonUtil.getToday("yyyy-MM-dd HH:mm"));
 
         int closingDays = DEFAULT_CLOSING_DAYS;