diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerController.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerController.kt
new file mode 100644
index 0000000..9dd67aa
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerController.kt
@@ -0,0 +1,144 @@
+package kr.co.vividnext.sodalive.admin.content.series.banner
+
+import com.amazonaws.services.s3.model.ObjectMetadata
+import com.fasterxml.jackson.databind.ObjectMapper
+import kr.co.vividnext.sodalive.admin.content.banner.UpdateBannerOrdersRequest
+import kr.co.vividnext.sodalive.admin.content.series.banner.dto.SeriesBannerListPageResponse
+import kr.co.vividnext.sodalive.admin.content.series.banner.dto.SeriesBannerRegisterRequest
+import kr.co.vividnext.sodalive.admin.content.series.banner.dto.SeriesBannerResponse
+import kr.co.vividnext.sodalive.admin.content.series.banner.dto.SeriesBannerUpdateRequest
+import kr.co.vividnext.sodalive.aws.s3.S3Uploader
+import kr.co.vividnext.sodalive.common.ApiResponse
+import kr.co.vividnext.sodalive.common.SodaException
+import kr.co.vividnext.sodalive.utils.generateFileName
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.data.domain.PageRequest
+import org.springframework.security.access.prepost.PreAuthorize
+import org.springframework.web.bind.annotation.DeleteMapping
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.PathVariable
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.PutMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestParam
+import org.springframework.web.bind.annotation.RequestPart
+import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.multipart.MultipartFile
+
+@RestController
+@RequestMapping("/admin/audio-content/series/banner")
+@PreAuthorize("hasRole('ADMIN')")
+class AdminContentSeriesBannerController(
+    private val bannerService: AdminContentSeriesBannerService,
+    private val s3Uploader: S3Uploader,
+
+    @Value("\${cloud.aws.s3.bucket}")
+    private val s3Bucket: String,
+
+    @Value("\${cloud.aws.cloud-front.host}")
+    private val imageHost: String
+) {
+    /**
+     * 활성화된 배너 목록 조회 API
+     */
+    @GetMapping("/list")
+    fun getBannerList(
+        @RequestParam(defaultValue = "0") page: Int,
+        @RequestParam(defaultValue = "20") size: Int
+    ) = run {
+        val pageable = PageRequest.of(page, size)
+        val banners = bannerService.getActiveBanners(pageable)
+        val response = SeriesBannerListPageResponse(
+            totalCount = banners.totalElements,
+            content = banners.content.map { SeriesBannerResponse.from(it, imageHost) }
+        )
+        ApiResponse.ok(response)
+    }
+
+    /**
+     * 배너 상세 조회 API
+     */
+    @GetMapping("/{bannerId}")
+    fun getBannerDetail(@PathVariable bannerId: Long) = run {
+        val banner = bannerService.getBannerById(bannerId)
+        val response = SeriesBannerResponse.from(banner, imageHost)
+        ApiResponse.ok(response)
+    }
+
+    /**
+     * 배너 등록 API
+     */
+    @PostMapping("/register")
+    fun registerBanner(
+        @RequestPart("image") image: MultipartFile,
+        @RequestPart("request") requestString: String
+    ) = run {
+        val objectMapper = ObjectMapper()
+        val request = objectMapper.readValue(requestString, SeriesBannerRegisterRequest::class.java)
+
+        val banner = bannerService.registerBanner(seriesId = request.seriesId, imagePath = "")
+        val imagePath = saveImage(banner.id!!, image)
+        val updatedBanner = bannerService.updateBanner(banner.id!!, imagePath)
+        val response = SeriesBannerResponse.from(updatedBanner, imageHost)
+        ApiResponse.ok(response)
+    }
+
+    /**
+     * 배너 수정 API
+     */
+    @PutMapping("/update")
+    fun updateBanner(
+        @RequestPart("image") image: MultipartFile,
+        @RequestPart("request") requestString: String
+    ) = run {
+        val objectMapper = ObjectMapper()
+        val request = objectMapper.readValue(requestString, SeriesBannerUpdateRequest::class.java)
+        // 배너 존재 확인
+        bannerService.getBannerById(request.bannerId)
+        val imagePath = saveImage(request.bannerId, image)
+        val updated = bannerService.updateBanner(
+            bannerId = request.bannerId,
+            imagePath = imagePath,
+            seriesId = request.seriesId
+        )
+        val response = SeriesBannerResponse.from(updated, imageHost)
+        ApiResponse.ok(response)
+    }
+
+    /**
+     * 배너 삭제 API (소프트 삭제)
+     */
+    @DeleteMapping("/{bannerId}")
+    fun deleteBanner(@PathVariable bannerId: Long) = run {
+        bannerService.deleteBanner(bannerId)
+        ApiResponse.ok("배너가 성공적으로 삭제되었습니다.")
+    }
+
+    /**
+     * 배너 정렬 순서 일괄 변경 API
+     */
+    @PutMapping("/orders")
+    fun updateBannerOrders(
+        @RequestBody request: UpdateBannerOrdersRequest
+    ) = run {
+        bannerService.updateBannerOrders(request.ids)
+        ApiResponse.ok(null, "배너 정렬 순서가 성공적으로 변경되었습니다.")
+    }
+
+    private fun saveImage(bannerId: Long, image: MultipartFile): String {
+        try {
+            val metadata = ObjectMetadata()
+            metadata.contentLength = image.size
+            val fileName = generateFileName("series-banner")
+            return s3Uploader.upload(
+                inputStream = image.inputStream,
+                bucket = s3Bucket,
+                filePath = "series_banner/$bannerId/$fileName",
+                metadata = metadata
+            )
+        } catch (e: Exception) {
+            throw SodaException("이미지 저장에 실패했습니다: ${e.message}")
+        }
+    }
+}
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerService.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerService.kt
new file mode 100644
index 0000000..598dd95
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/AdminContentSeriesBannerService.kt
@@ -0,0 +1,81 @@
+package kr.co.vividnext.sodalive.admin.content.series.banner
+
+import kr.co.vividnext.sodalive.admin.content.series.AdminContentSeriesRepository
+import kr.co.vividnext.sodalive.common.SodaException
+import kr.co.vividnext.sodalive.content.series.main.banner.SeriesBanner
+import kr.co.vividnext.sodalive.content.series.main.banner.SeriesBannerRepository
+import org.springframework.data.domain.Page
+import org.springframework.data.domain.Pageable
+import org.springframework.stereotype.Service
+
+@Service
+class AdminContentSeriesBannerService(
+    private val bannerRepository: SeriesBannerRepository,
+    private val seriesRepository: AdminContentSeriesRepository
+) {
+    fun getActiveBanners(pageable: Pageable): Page<SeriesBanner> {
+        return bannerRepository.findByIsActiveTrueOrderBySortOrderAsc(pageable)
+    }
+
+    fun getBannerById(bannerId: Long): SeriesBanner {
+        return bannerRepository.findById(bannerId)
+            .orElseThrow { SodaException("배너를 찾을 수 없습니다: $bannerId") }
+    }
+
+    @org.springframework.transaction.annotation.Transactional
+    fun registerBanner(seriesId: Long, imagePath: String): SeriesBanner {
+        val series = seriesRepository.findByIdAndActiveTrue(seriesId)
+            ?: throw SodaException("시리즈를 찾을 수 없습니다: $seriesId")
+
+        val finalSortOrder = (bannerRepository.findMaxSortOrder() ?: 0) + 1
+
+        val banner = SeriesBanner(
+            imagePath = imagePath,
+            series = series,
+            sortOrder = finalSortOrder
+        )
+        return bannerRepository.save(banner)
+    }
+
+    @org.springframework.transaction.annotation.Transactional
+    fun updateBanner(
+        bannerId: Long,
+        imagePath: String? = null,
+        seriesId: Long? = null
+    ): SeriesBanner {
+        val banner = bannerRepository.findById(bannerId)
+            .orElseThrow { SodaException("배너를 찾을 수 없습니다: $bannerId") }
+        if (!banner.isActive) throw SodaException("비활성화된 배너는 수정할 수 없습니다: $bannerId")
+
+        if (imagePath != null) banner.imagePath = imagePath
+
+        if (seriesId != null) {
+            val series = seriesRepository.findByIdAndActiveTrue(seriesId)
+                ?: throw SodaException("시리즈를 찾을 수 없습니다: $seriesId")
+            banner.series = series
+        }
+
+        return bannerRepository.save(banner)
+    }
+
+    @org.springframework.transaction.annotation.Transactional
+    fun deleteBanner(bannerId: Long) {
+        val banner = bannerRepository.findById(bannerId)
+            .orElseThrow { SodaException("배너를 찾을 수 없습니다: $bannerId") }
+        banner.isActive = false
+        bannerRepository.save(banner)
+    }
+
+    @org.springframework.transaction.annotation.Transactional
+    fun updateBannerOrders(ids: List<Long>): List<SeriesBanner> {
+        val updated = mutableListOf<SeriesBanner>()
+        for (index in ids.indices) {
+            val banner = bannerRepository.findById(ids[index])
+                .orElseThrow { SodaException("배너를 찾을 수 없습니다: ${ids[index]}") }
+            if (!banner.isActive) throw SodaException("비활성화된 배너는 수정할 수 없습니다: ${ids[index]}")
+            banner.sortOrder = index + 1
+            updated.add(bannerRepository.save(banner))
+        }
+        return updated
+    }
+}
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/dto/SeriesBannerDtos.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/dto/SeriesBannerDtos.kt
new file mode 100644
index 0000000..d054ca9
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/content/series/banner/dto/SeriesBannerDtos.kt
@@ -0,0 +1,40 @@
+package kr.co.vividnext.sodalive.admin.content.series.banner.dto
+
+import com.fasterxml.jackson.annotation.JsonProperty
+import kr.co.vividnext.sodalive.content.series.main.banner.SeriesBanner
+
+// 시리즈 배너 등록 요청 DTO
+data class SeriesBannerRegisterRequest(
+    @JsonProperty("seriesId") val seriesId: Long
+)
+
+// 시리즈 배너 수정 요청 DTO
+data class SeriesBannerUpdateRequest(
+    @JsonProperty("bannerId") val bannerId: Long,
+    @JsonProperty("seriesId") val seriesId: Long? = null
+)
+
+// 시리즈 배너 응답 DTO
+data class SeriesBannerResponse(
+    val id: Long,
+    val imagePath: String,
+    val seriesId: Long,
+    val seriesTitle: String
+) {
+    companion object {
+        fun from(banner: SeriesBanner, imageHost: String): SeriesBannerResponse {
+            return SeriesBannerResponse(
+                id = banner.id!!,
+                imagePath = "$imageHost/${banner.imagePath}",
+                seriesId = banner.series.id!!,
+                seriesTitle = banner.series.title
+            )
+        }
+    }
+}
+
+// 시리즈 배너 목록 페이지 응답 DTO
+data class SeriesBannerListPageResponse(
+    val totalCount: Long,
+    val content: List<SeriesBannerResponse>
+)
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBanner.kt b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBanner.kt
new file mode 100644
index 0000000..2b4cc81
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBanner.kt
@@ -0,0 +1,30 @@
+package kr.co.vividnext.sodalive.content.series.main.banner
+
+import kr.co.vividnext.sodalive.common.BaseEntity
+import kr.co.vividnext.sodalive.creator.admin.content.series.Series
+import javax.persistence.Entity
+import javax.persistence.FetchType
+import javax.persistence.JoinColumn
+import javax.persistence.ManyToOne
+
+/**
+ * 시리즈 배너 엔티티
+ * 이미지와 시리즈 ID를 가지며, 소프트 삭제(isActive = false)를 지원합니다.
+ * 정렬 순서(sortOrder)를 통해 배너의 표시 순서를 결정합니다.
+ */
+@Entity
+class SeriesBanner(
+    // 배너 이미지 경로
+    var imagePath: String? = null,
+
+    // 연관된 캐릭터
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "series_id")
+    var series: Series,
+
+    // 정렬 순서 (낮을수록 먼저 표시)
+    var sortOrder: Int = 0,
+
+    // 활성화 여부 (소프트 삭제용)
+    var isActive: Boolean = true
+) : BaseEntity()
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBannerRepository.kt b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBannerRepository.kt
new file mode 100644
index 0000000..c2c2052
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/main/banner/SeriesBannerRepository.kt
@@ -0,0 +1,15 @@
+package kr.co.vividnext.sodalive.content.series.main.banner
+
+import org.springframework.data.domain.Page
+import org.springframework.data.domain.Pageable
+import org.springframework.data.jpa.repository.JpaRepository
+import org.springframework.data.jpa.repository.Query
+import org.springframework.stereotype.Repository
+
+@Repository
+interface SeriesBannerRepository : JpaRepository<SeriesBanner, Long> {
+    fun findByIsActiveTrueOrderBySortOrderAsc(pageable: Pageable): Page<SeriesBanner>
+
+    @Query("SELECT MAX(b.sortOrder) FROM SeriesBanner b WHERE b.isActive = true")
+    fun findMaxSortOrder(): Int?
+}