diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberService.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberService.kt
index 858a31a6..c112b9cd 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberService.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberService.kt
@@ -16,6 +16,7 @@ import java.time.ZoneId
 import java.time.format.DateTimeFormatter
 
 @Service
+@Transactional(readOnly = true)
 class AdminMemberService(
     private val repository: AdminMemberRepository,
     private val passwordEncoder: PasswordEncoder,
diff --git a/src/test/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberServiceTest.kt b/src/test/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberServiceTest.kt
new file mode 100644
index 00000000..5b5b41cc
--- /dev/null
+++ b/src/test/kotlin/kr/co/vividnext/sodalive/admin/member/AdminMemberServiceTest.kt
@@ -0,0 +1,81 @@
+package kr.co.vividnext.sodalive.admin.member
+
+import kr.co.vividnext.sodalive.member.Member
+import kr.co.vividnext.sodalive.member.MemberRole
+import kr.co.vividnext.sodalive.member.SignOut
+import kr.co.vividnext.sodalive.member.SignOutRepository
+import kr.co.vividnext.sodalive.support.EmbeddedRedisInitializer
+import org.junit.jupiter.api.AfterEach
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Assertions.assertTrue
+import org.junit.jupiter.api.DisplayName
+import org.junit.jupiter.api.Test
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import org.springframework.data.domain.PageRequest
+import org.springframework.test.context.ContextConfiguration
+
+@SpringBootTest(properties = ["cloud.aws.cloud-front.host=https://cdn.test"])
+@ContextConfiguration(initializers = [EmbeddedRedisInitializer::class])
+class AdminMemberServiceTest @Autowired constructor(
+    private val service: AdminMemberService,
+    private val adminMemberRepository: AdminMemberRepository,
+    private val signOutRepository: SignOutRepository
+) {
+    @AfterEach
+    fun tearDown() {
+        signOutRepository.deleteAll()
+        adminMemberRepository.deleteAll()
+    }
+
+    @Test
+    @DisplayName("OSIV off 환경에서 탈퇴 이력이 있는 회원 리스트를 조회해도 lazy 초기화 예외가 발생하지 않는다")
+    fun shouldGetMemberListWithSignOutReasonsWhenOpenInViewIsDisabled() {
+        val member = saveMemberWithSignOutReason(
+            email = "admin-member-list-user@test.com",
+            nickname = "회원 목록 사용자",
+            role = MemberRole.USER
+        )
+
+        val response = service.getMemberList(PageRequest.of(0, 20))
+
+        val item = response.items.single { it.id == member.id }
+        assertEquals(1, response.totalCount)
+        assertTrue(item.signOutDate.isNotBlank())
+    }
+
+    @Test
+    @DisplayName("OSIV off 환경에서 탈퇴 이력이 있는 크리에이터 리스트를 조회해도 lazy 초기화 예외가 발생하지 않는다")
+    fun shouldGetCreatorListWithSignOutReasonsWhenOpenInViewIsDisabled() {
+        val creator = saveMemberWithSignOutReason(
+            email = "admin-member-list-creator@test.com",
+            nickname = "크리에이터 목록 사용자",
+            role = MemberRole.CREATOR
+        )
+
+        val response = service.getCreatorList(PageRequest.of(0, 20))
+
+        val item = response.items.single { it.id == creator.id }
+        assertEquals(1, response.totalCount)
+        assertTrue(item.signOutDate.isNotBlank())
+    }
+
+    private fun saveMemberWithSignOutReason(
+        email: String,
+        nickname: String,
+        role: MemberRole
+    ): Member {
+        val member = adminMemberRepository.save(
+            Member(
+                email = email,
+                password = "password",
+                nickname = nickname,
+                role = role
+            )
+        )
+        val signOut = SignOut(reason = "운영 정책 위반")
+        signOut.member = member
+        signOutRepository.save(signOut)
+        return member
+    }
+}