diff --git a/src/main/java/org/sopt/makers/operation/converter/LongListConverter.java b/src/main/java/org/sopt/makers/operation/converter/LongListConverter.java
new file mode 100644
index 00000000..896cc625
--- /dev/null
+++ b/src/main/java/org/sopt/makers/operation/converter/LongListConverter.java
@@ -0,0 +1,39 @@
+package org.sopt.makers.operation.converter;
+
+import static com.fasterxml.jackson.databind.DeserializationFeature.*;
+
+import java.io.IOException;
+import java.util.List;
+
+import javax.persistence.AttributeConverter;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class LongListConverter implements AttributeConverter<List<Long>, String> {
+	private static final ObjectMapper mapper = new ObjectMapper()
+		.configure(FAIL_ON_UNKNOWN_PROPERTIES, false)
+		.configure(FAIL_ON_NULL_FOR_PRIMITIVES, false);
+
+	@Override
+	public String convertToDatabaseColumn(List<Long> attribute) {
+		try {
+			return mapper.writeValueAsString(attribute);
+		} catch (JsonProcessingException e) {
+			throw new IllegalArgumentException();
+		}
+	}
+
+	@Override
+	public List<Long> convertToEntityAttribute(String dbData) {
+		TypeReference<List<Long>> typeReference = new TypeReference<>() {
+		};
+
+		try {
+			return mapper.readValue(dbData, typeReference);
+		} catch (IOException e) {
+			throw new IllegalArgumentException();
+		}
+	}
+}
diff --git a/src/main/java/org/sopt/makers/operation/dto/alarm/AlarmRequestDTO.java b/src/main/java/org/sopt/makers/operation/dto/alarm/AlarmRequestDTO.java
new file mode 100644
index 00000000..b0ce3e9a
--- /dev/null
+++ b/src/main/java/org/sopt/makers/operation/dto/alarm/AlarmRequestDTO.java
@@ -0,0 +1,20 @@
+package org.sopt.makers.operation.dto.alarm;
+
+import java.util.List;
+
+import org.sopt.makers.operation.entity.Part;
+import org.sopt.makers.operation.entity.alarm.Attribute;
+import org.sopt.makers.operation.entity.alarm.Status;
+
+public record AlarmRequestDTO(
+	int generation,
+	Attribute attribute,
+	String title,
+	String content,
+	String link,
+	boolean isActive,
+	Part part,
+	List<Long> targetList,
+	Status status
+) {
+}
diff --git a/src/main/java/org/sopt/makers/operation/dto/member/MemberRequestDTO.java b/src/main/java/org/sopt/makers/operation/dto/member/MemberRequestDTO.java
index 89c03f50..423bb1f1 100644
--- a/src/main/java/org/sopt/makers/operation/dto/member/MemberRequestDTO.java
+++ b/src/main/java/org/sopt/makers/operation/dto/member/MemberRequestDTO.java
@@ -1,6 +1,5 @@
 package org.sopt.makers.operation.dto.member;
 
-import org.sopt.makers.operation.entity.Gender;
 import org.sopt.makers.operation.entity.ObYb;
 import org.sopt.makers.operation.entity.Part;
 
diff --git a/src/main/java/org/sopt/makers/operation/entity/Gender.java b/src/main/java/org/sopt/makers/operation/entity/Gender.java
deleted file mode 100644
index 997c3713..00000000
--- a/src/main/java/org/sopt/makers/operation/entity/Gender.java
+++ /dev/null
@@ -1,5 +0,0 @@
-package org.sopt.makers.operation.entity;
-
-public enum Gender {
-	Female, Male
-}
diff --git a/src/main/java/org/sopt/makers/operation/entity/Member.java b/src/main/java/org/sopt/makers/operation/entity/Member.java
index e0b3de09..6cf13b7e 100644
--- a/src/main/java/org/sopt/makers/operation/entity/Member.java
+++ b/src/main/java/org/sopt/makers/operation/entity/Member.java
@@ -15,7 +15,6 @@
 import javax.persistence.OneToMany;
 
 import org.sopt.makers.operation.dto.member.MemberRequestDTO;
-import org.sopt.makers.operation.entity.lecture.Lecture;
 
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -40,9 +39,6 @@ public class Member {
 	@Enumerated(EnumType.STRING)
 	private Part part;
 
-	@Enumerated(EnumType.STRING)
-	private Gender gender;
-
 	private String university;
 	private float score;
 	private String phone;
diff --git a/src/main/java/org/sopt/makers/operation/entity/alarm/Alarm.java b/src/main/java/org/sopt/makers/operation/entity/alarm/Alarm.java
new file mode 100644
index 00000000..7777c18d
--- /dev/null
+++ b/src/main/java/org/sopt/makers/operation/entity/alarm/Alarm.java
@@ -0,0 +1,71 @@
+package org.sopt.makers.operation.entity.alarm;
+
+import static javax.persistence.EnumType.*;
+import static javax.persistence.GenerationType.*;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+import javax.persistence.Column;
+import javax.persistence.Convert;
+import javax.persistence.Entity;
+import javax.persistence.Enumerated;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+import org.sopt.makers.operation.converter.LongListConverter;
+import org.sopt.makers.operation.dto.alarm.AlarmRequestDTO;
+import org.sopt.makers.operation.entity.BaseEntity;
+import org.sopt.makers.operation.entity.Part;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@NoArgsConstructor
+@Getter
+public class Alarm extends BaseEntity {
+	@Id
+	@GeneratedValue(strategy = IDENTITY)
+	@Column(name = "alarm_id")
+	private Long id;
+
+	private int generation;
+
+	@Column(nullable = false)
+	@Enumerated(value = STRING)
+	private Attribute attribute;
+
+	private String title;
+
+	@Column(columnDefinition = "TEXT")
+	private String content;
+
+	private String link;
+
+	private boolean isActive;
+
+	@Enumerated(value = STRING)
+	private Part part;
+
+	@Column(columnDefinition = "TEXT")
+	@Convert(converter = LongListConverter.class)
+	private List<Long> targetList;
+
+	@Column(nullable = false)
+	@Enumerated(value = STRING)
+	private Status status;
+
+	private LocalDateTime sendAt;
+
+	public Alarm(AlarmRequestDTO requestDTO) {
+		this.generation = requestDTO.generation();
+		this.attribute = requestDTO.attribute();
+		this.title = requestDTO.title();
+		this.content = requestDTO.content();
+		this.link = requestDTO.link();
+		this.isActive = requestDTO.isActive();
+		this.part = requestDTO.part();
+		this.targetList = requestDTO.targetList();
+	}
+}
diff --git a/src/main/java/org/sopt/makers/operation/entity/alarm/Attribute.java b/src/main/java/org/sopt/makers/operation/entity/alarm/Attribute.java
new file mode 100644
index 00000000..0a64f842
--- /dev/null
+++ b/src/main/java/org/sopt/makers/operation/entity/alarm/Attribute.java
@@ -0,0 +1,13 @@
+package org.sopt.makers.operation.entity.alarm;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum Attribute {
+	NOTICE("공지"),
+	NEWS("소식");
+
+	private final String name;
+}
diff --git a/src/main/java/org/sopt/makers/operation/entity/alarm/Status.java b/src/main/java/org/sopt/makers/operation/entity/alarm/Status.java
new file mode 100644
index 00000000..682a4247
--- /dev/null
+++ b/src/main/java/org/sopt/makers/operation/entity/alarm/Status.java
@@ -0,0 +1,13 @@
+package org.sopt.makers.operation.entity.alarm;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum Status {
+	BEFORE("발송 전"),
+	AFTER("발송 후");
+
+	private final String name;
+}
diff --git a/src/main/java/org/sopt/makers/operation/repository/attendance/AttendanceRepositoryImpl.java b/src/main/java/org/sopt/makers/operation/repository/attendance/AttendanceRepositoryImpl.java
index a0fd92e3..8472c25a 100644
--- a/src/main/java/org/sopt/makers/operation/repository/attendance/AttendanceRepositoryImpl.java
+++ b/src/main/java/org/sopt/makers/operation/repository/attendance/AttendanceRepositoryImpl.java
@@ -1,5 +1,6 @@
 package org.sopt.makers.operation.repository.attendance;
 
+import static com.querydsl.core.types.dsl.Expressions.*;
 import static org.sopt.makers.operation.entity.Part.*;
 import static org.sopt.makers.operation.entity.QAttendance.*;
 import static org.sopt.makers.operation.entity.QMember.*;
@@ -53,15 +54,15 @@ public List<Attendance> findAttendanceByMemberId(Long memberId) {
 	public List<Attendance> findByLecture(Long lectureId, Part part, Pageable pageable) {
 		return queryFactory
 			.selectFrom(attendance)
-			.leftJoin(attendance.subAttendances, subAttendance).fetchJoin().distinct()
+			.leftJoin(attendance.subAttendances, subAttendance).fetchJoin()
 			.leftJoin(subAttendance.subLecture, subLecture).fetchJoin()
 			.leftJoin(attendance.lecture, lecture).fetchJoin()
-			.leftJoin(attendance.member, member).fetchJoin().distinct()
+			.leftJoin(attendance.member, member).fetchJoin()
 			.where(
 				attendance.lecture.id.eq(lectureId),
 				partEq(part)
 			)
-			.orderBy(member.name.asc())
+			.orderBy(stringTemplate("SUBSTR({0}, 1, 1)", member.name).asc())
 			.offset(pageable.getOffset())
 			.limit(pageable.getPageSize())
 			.fetch();