diff --git a/ddl/schema.sql b/ddl/schema.sql
index 13e2bb0..dbfc311 100644
--- a/ddl/schema.sql
+++ b/ddl/schema.sql
@@ -69,7 +69,6 @@
         oid bigint not null,
         updated_at timestamp(6) not null,
         updated_oid bigint,
-        role varchar(40) not null check (role in ('MEMBER','ADMIN','SYSTEM_ADMIN')),
         login_ip varchar(45),
         name varchar(100) not null,
         password varchar(100) not null,
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/dto/LoginResponseDto.java b/src/main/java/com/bio/bio_backend/domain/base/member/dto/LoginResponseDto.java
index 95c821e..22d4068 100644
--- a/src/main/java/com/bio/bio_backend/domain/base/member/dto/LoginResponseDto.java
+++ b/src/main/java/com/bio/bio_backend/domain/base/member/dto/LoginResponseDto.java
@@ -14,6 +14,5 @@ import java.time.LocalDateTime;
 public class LoginResponseDto {
     
     private String userId;
-    private String role;
     private LocalDateTime lastLoginAt;
 }
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/dto/MemberDto.java b/src/main/java/com/bio/bio_backend/domain/base/member/dto/MemberDto.java
index 53ab425..178304f 100644
--- a/src/main/java/com/bio/bio_backend/domain/base/member/dto/MemberDto.java
+++ b/src/main/java/com/bio/bio_backend/domain/base/member/dto/MemberDto.java
@@ -1,6 +1,5 @@
 package com.bio.bio_backend.domain.base.member.dto;
 
-import com.bio.bio_backend.domain.base.member.enums.MemberRole;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
@@ -24,7 +23,6 @@ public class MemberDto implements UserDetails {
     private String password;
     private String name;
     private String email;
-    private MemberRole role;
     private Boolean useFlag;
     private String refreshToken;
     private String loginIp;
@@ -34,7 +32,7 @@ public class MemberDto implements UserDetails {
     
     @Override
     public Collection<? extends GrantedAuthority> getAuthorities() {
-        return Collections.singletonList(new SimpleGrantedAuthority("ROLE_" + this.role.getValue()));
+        return Collections.singletonList(new SimpleGrantedAuthority("ROLE_USER"));
     }
     
     @Override
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/entity/Member.java b/src/main/java/com/bio/bio_backend/domain/base/member/entity/Member.java
index 86b8b9e..f3d68a0 100644
--- a/src/main/java/com/bio/bio_backend/domain/base/member/entity/Member.java
+++ b/src/main/java/com/bio/bio_backend/domain/base/member/entity/Member.java
@@ -1,6 +1,5 @@
 package com.bio.bio_backend.domain.base.member.entity;
 
-import com.bio.bio_backend.domain.base.member.enums.MemberRole;
 import com.bio.bio_backend.global.constants.AppConstants;
 import com.bio.bio_backend.global.entity.BaseEntity;
 import jakarta.persistence.*;
@@ -37,9 +36,7 @@ public class Member extends BaseEntity {
     @Column(name = "email", nullable = false, length = 255)
     private String email;
 
-    @Enumerated(EnumType.STRING)
-    @Column(name = "role", nullable = false, length = 40)
-    private MemberRole role;
+
 
     @Column(name = "use_flag", nullable = false)
     @Builder.Default
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/enums/MemberRole.java b/src/main/java/com/bio/bio_backend/domain/base/member/enums/MemberRole.java
deleted file mode 100644
index d005375..0000000
--- a/src/main/java/com/bio/bio_backend/domain/base/member/enums/MemberRole.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package com.bio.bio_backend.domain.base.member.enums;
-
-import lombok.Getter;
-import lombok.RequiredArgsConstructor;
-
-/**
- * 회원 역할을 정의하는 Enum
- */
-@Getter
-@RequiredArgsConstructor
-public enum MemberRole {
-    
-    MEMBER("MEMBER", "일반 회원"),
-    ADMIN("ADMIN", "관리자"),
-    SYSTEM_ADMIN("SYSTEM_ADMIN", "시스템 관리자");
-    
-    private final String value;
-    private final String description;
-    
-    /**
-     * 문자열 값으로부터 MemberRole을 찾는 메서드
-     */
-    public static MemberRole fromValue(String value) {
-        for (MemberRole role : values()) {
-            if (role.value.equals(value)) {
-                return role;
-            }
-        }
-        throw new IllegalArgumentException("Unknown MemberRole value: " + value);
-    }
-    
-    /**
-     * 기본 역할 반환
-     */
-    public static MemberRole getDefault() {
-        return MEMBER;
-    }
-}
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/mapper/MemberMapper.java b/src/main/java/com/bio/bio_backend/domain/base/member/mapper/MemberMapper.java
index f5468d7..779c323 100644
--- a/src/main/java/com/bio/bio_backend/domain/base/member/mapper/MemberMapper.java
+++ b/src/main/java/com/bio/bio_backend/domain/base/member/mapper/MemberMapper.java
@@ -16,10 +16,9 @@ public interface MemberMapper {
     
     /**
      * CreateMemberRequestDto를 MemberDto로 변환
-     * 기본값 설정: role = MemberRole.MEMBER, useFlag = true
+     * 기본값 설정: useFlag = true
      */
     @Mapping(target = "oid", ignore = true)
-    @Mapping(target = "role", expression = "java(com.bio.bio_backend.domain.base.member.enums.MemberRole.getDefault())")
     @Mapping(target = "useFlag", constant = "true")
     @Mapping(target = "refreshToken", ignore = true)
     @Mapping(target = "loginIp", ignore = true)
diff --git a/src/main/java/com/bio/bio_backend/domain/base/member/service/MemberServiceImpl.java b/src/main/java/com/bio/bio_backend/domain/base/member/service/MemberServiceImpl.java
index 55d1176..651306b 100644
--- a/src/main/java/com/bio/bio_backend/domain/base/member/service/MemberServiceImpl.java
+++ b/src/main/java/com/bio/bio_backend/domain/base/member/service/MemberServiceImpl.java
@@ -2,7 +2,6 @@ package com.bio.bio_backend.domain.base.member.service;
 
 import com.bio.bio_backend.domain.base.member.dto.MemberDto;
 import com.bio.bio_backend.domain.base.member.entity.Member;
-import com.bio.bio_backend.domain.base.member.enums.MemberRole;
 import com.bio.bio_backend.domain.base.member.mapper.MemberMapper;
 import com.bio.bio_backend.domain.base.member.repository.MemberRepository;
 import com.bio.bio_backend.global.exception.ApiException;
@@ -50,7 +49,6 @@ public class MemberServiceImpl implements MemberService {
                 .password(bCryptPasswordEncoder.encode(memberDto.getPassword()))
                 .name(memberDto.getName())
                 .email(memberDto.getEmail())
-                .role(MemberRole.getDefault())
                 .build();
         
         member.setCreatedOid(AppConstants.ADMIN_OID);
diff --git a/src/main/java/com/bio/bio_backend/global/filter/JwtTokenIssuanceFilter.java b/src/main/java/com/bio/bio_backend/global/filter/JwtTokenIssuanceFilter.java
index 87acfd6..7c5d12d 100644
--- a/src/main/java/com/bio/bio_backend/global/filter/JwtTokenIssuanceFilter.java
+++ b/src/main/java/com/bio/bio_backend/global/filter/JwtTokenIssuanceFilter.java
@@ -64,8 +64,8 @@ public class JwtTokenIssuanceFilter extends UsernamePasswordAuthenticationFilter
         MemberDto member = (MemberDto) userDetails;
         
         // 토큰 생성
-        String accessToken = jwtUtils.createAccessToken(member.getUserId(), member.getRole().getValue());
-        String refreshToken = jwtUtils.createRefreshToken(member.getUserId(), member.getRole().getValue(), httpUtils.getClientIp());
+        String accessToken = jwtUtils.createAccessToken(member.getUserId());
+        String refreshToken = jwtUtils.createRefreshToken(member.getUserId(), httpUtils.getClientIp());
         
         member.setRefreshToken(refreshToken);
         member.setLoginIp(httpUtils.getClientIp());
@@ -85,7 +85,6 @@ public class JwtTokenIssuanceFilter extends UsernamePasswordAuthenticationFilter
 
         LoginResponseDto memberData = new LoginResponseDto();
         memberData.setUserId(member.getUserId());
-        memberData.setRole(member.getRole().getValue());
         memberData.setLastLoginAt(member.getLastLoginAt());
 
         // login 성공 메시지 전송
diff --git a/src/main/java/com/bio/bio_backend/global/utils/JwtUtils.java b/src/main/java/com/bio/bio_backend/global/utils/JwtUtils.java
index 7c9347b..c3a46b3 100644
--- a/src/main/java/com/bio/bio_backend/global/utils/JwtUtils.java
+++ b/src/main/java/com/bio/bio_backend/global/utils/JwtUtils.java
@@ -36,10 +36,9 @@ public class JwtUtils {
     }
 
     // Token 생성
-    public String generateToken(String username, String role, long expirationTime) {
+    public String generateToken(String username, long expirationTime) {
         return Jwts.builder()
                 .subject(username)
-                .claim("role", role)
                 .issuedAt(new Date(System.currentTimeMillis()))
                 .expiration(new Date(System.currentTimeMillis() + expirationTime))
                 .signWith(getSigningKey())
@@ -47,10 +46,9 @@ public class JwtUtils {
     }
 
     // Token 생성(IP 정보 포함)
-    public String generateToken(String username, String role, String clientIp, long expirationTime) {
+    public String generateToken(String username, String clientIp, long expirationTime) {
        return Jwts.builder()
                .subject(username)
-               .claim("role", role)
                .claim("ip", clientIp)  // IP 정보 추가
                .issuedAt(new Date(System.currentTimeMillis()))
                .expiration(new Date(System.currentTimeMillis() + expirationTime))
@@ -59,15 +57,15 @@ public class JwtUtils {
     }
 
     // Access Token 생성
-    public String createAccessToken(String username, String role) {
+    public String createAccessToken(String username) {
         long expirationTime = Long.parseLong(Objects.requireNonNull(env.getProperty("token.expiration_time_access")));
-        return generateToken(username, role, expirationTime);
+        return generateToken(username, expirationTime);
     }
 
     // Refresh Token 생성 시 IP 정보 포함
-    public String createRefreshToken(String username, String role, String clientIp) {
+    public String createRefreshToken(String username, String clientIp) {
         long expirationTime = Long.parseLong(Objects.requireNonNull(env.getProperty("token.expiration_time_refresh")));
-        return generateToken(username, role, clientIp, expirationTime);
+        return generateToken(username, clientIp, expirationTime);
     }
 
     // Token 검증
@@ -126,11 +124,7 @@ public class JwtUtils {
         return extractAllClaims(token).getSubject();
     }
     
-    // Role 정보 추출
-    public String extractRole(String token) {
-        Claims claims = extractAllClaims(token);
-        return claims.get("role", String.class);
-    }
+
 
     public Claims extractAllClaims(String token) {
         return Jwts.parser()
diff --git a/src/main/java/com/bio/bio_backend/global/utils/SecurityUtils.java b/src/main/java/com/bio/bio_backend/global/utils/SecurityUtils.java
index ace8a35..7c5a656 100644
--- a/src/main/java/com/bio/bio_backend/global/utils/SecurityUtils.java
+++ b/src/main/java/com/bio/bio_backend/global/utils/SecurityUtils.java
@@ -57,12 +57,5 @@ public class SecurityUtils {
         return authentication != null && authentication.isAuthenticated();
     }
 
-    /**
-     * 현재 인증된 사용자의 역할을 반환합니다.
-     * @return 역할 문자열
-     */
-    public static String getCurrentUserRole() {
-        MemberDto member = getCurrentMember();
-        return member != null ? member.getRole().name() : null;
-    }
+
 }