diff --git a/lib/feature/job_posting/domain/usecases/usecases.dart b/lib/feature/job_posting/domain/usecases/usecases.dart
index 1796c10..038192b 100644
--- a/lib/feature/job_posting/domain/usecases/usecases.dart
+++ b/lib/feature/job_posting/domain/usecases/usecases.dart
@@ -2,6 +2,7 @@ import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
 import 'package:withu_app/feature/job_posting/domain/domain.dart';
 import 'package:withu_app/feature/job_posting/domain/entities/job_posting_detail_entity.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 part 'usecases_impl.dart';
 
@@ -24,4 +25,9 @@ abstract class JobPostingUseCase {
   Future<Either<JobPostingDetailEntity>> closeJobPosting({
     required String jobPostingId,
   });
+
+  /// 공고 삭제
+  Future<Either<bool>> deleteJobPosting({
+    required String jobPostingId,
+  });
 }
diff --git a/lib/feature/job_posting/domain/usecases/usecases_impl.dart b/lib/feature/job_posting/domain/usecases/usecases_impl.dart
index ec7cf4d..5d8ebfe 100644
--- a/lib/feature/job_posting/domain/usecases/usecases_impl.dart
+++ b/lib/feature/job_posting/domain/usecases/usecases_impl.dart
@@ -84,6 +84,29 @@ class JobPostingUseCaseImpl implements JobPostingUseCase {
       },
     );
   }
+
+  /// 공고 삭제
+  @override
+  Future<Either<bool>> deleteJobPosting({
+    required String jobPostingId,
+  }) async {
+    final result =
+        await repository.deleteJobPosting(jobPostingId: jobPostingId);
+
+    return result.when(
+      success: (DeleteResponseDto dto) {
+        return dto.deleted
+            ? const Either.success(true)
+            : Either.fail(dto.message ?? '');
+      },
+      fail: (FailResponse fail) {
+        return Either.fail(fail.message);
+      },
+      error: () {
+        return Either.fail(StringRes.serverError.tr);
+      },
+    );
+  }
 }
 
 extension on JobPostingUseCase {