diff --git a/frontend/src/api/domain/apply/apply.ts b/frontend/src/api/domain/apply/apply.ts
index 03127761c..361b55e37 100644
--- a/frontend/src/api/domain/apply/apply.ts
+++ b/frontend/src/api/domain/apply/apply.ts
@@ -23,6 +23,12 @@ const applyApis = {
       path: `/${postId}/submit`,
       body,
     }),
+
+  modify: async ({ postId, body }: { postId: string; body: RecruitmentPost }) =>
+    apiClient.patch({
+      path: `/${postId}`,
+      body,
+    }),
 };
 
 export default applyApis;
diff --git a/frontend/src/components/postManagement/PostManageBoard/index.tsx b/frontend/src/components/postManagement/PostManageBoard/index.tsx
new file mode 100644
index 000000000..a465aa7cf
--- /dev/null
+++ b/frontend/src/components/postManagement/PostManageBoard/index.tsx
@@ -0,0 +1,161 @@
+import { useEffect, useRef, useState } from 'react';
+import ReactQuill from 'react-quill-new';
+import { RecruitmentInfoState } from '@customTypes/dashboard';
+
+import DateInput from '@components/common/DateInput';
+import InputField from '@components/common/InputField';
+
+import usePostManagement from '@hooks/usePostManagement';
+import useForm from '@hooks/utils/useForm';
+import formatDate from '@utils/formatDate';
+
+import { validateTitle } from '@domain/validations/recruitment';
+import TextEditor from '@components/common/TextEditor';
+import Button from '@components/common/Button';
+import S from './style';
+
+interface PostManageBoardProps {
+  postId: string;
+}
+
+export default function PostManageBoard({ postId }: PostManageBoardProps) {
+  const wrapperRef = useRef<HTMLDivElement>(null);
+  const quillRef = useRef<ReactQuill | null>(null);
+
+  const { isLoading, postState, setPostState, modifyPostMutator } = usePostManagement({ postId });
+  const startDateText = postState ? formatDate(postState.startDate) : '';
+  const endDateText = postState ? formatDate(postState.endDate) : '';
+  const [contentText, setContentText] = useState<string | undefined>('');
+
+  const { register, errors } = useForm<RecruitmentInfoState>({ initialValues: postState });
+
+  useEffect(() => {
+    setContentText(quillRef.current?.unprivilegedEditor?.getText());
+  }, [quillRef]);
+
+  useEffect(() => {
+    if (wrapperRef.current && !isLoading) {
+      wrapperRef.current.scrollTop = 0;
+    }
+  }, [isLoading]);
+
+  if (isLoading || !postState) {
+    return <div>로딩 중입니다...</div>;
+  }
+
+  const isModifyButtonValid = !!(
+    postState &&
+    postState.startDate &&
+    postState.endDate &&
+    postState.title.trim() &&
+    contentText?.trim() &&
+    !Object.values(errors).some((error) => error)
+  );
+
+  const handleStartDate = (e: React.ChangeEvent<HTMLInputElement>) => {
+    setPostState((prev) => ({
+      ...prev,
+      startDate: new Date(e.target.value).toISOString(),
+    }));
+  };
+
+  const handleEndDate = (e: React.ChangeEvent<HTMLInputElement>) => {
+    setPostState((prev) => ({
+      ...prev,
+      endDate: new Date(e.target.value).toISOString(),
+    }));
+  };
+
+  const handleTitle = (e: React.ChangeEvent<HTMLInputElement>) => {
+    setPostState((prev) => ({
+      ...prev,
+      title: e.target.value,
+    }));
+  };
+
+  const handlePostingContentChange = (string: string) => {
+    setPostState((prev) => ({
+      ...prev,
+      postingContent: string,
+    }));
+    setContentText(quillRef.current?.unprivilegedEditor?.getText());
+  };
+
+  const handleSubmit = (event: React.MouseEvent<HTMLButtonElement>) => {
+    event.preventDefault();
+    modifyPostMutator.mutate();
+  };
+
+  return (
+    <S.Wrapper ref={wrapperRef}>
+      <S.Section>
+        <S.SectionTitleContainer>
+          <h2>모집일자</h2>
+          <span>정해진 날짜가 지나면 자동으로 공고가 마감되며 비활성화 처리됩니다.</span>
+        </S.SectionTitleContainer>
+        <S.DatePickerContainer>
+          <S.DatePickerBox>
+            <DateInput
+              width="22rem"
+              label="시작일"
+              min={postState.startDate.split('T')[0]}
+              max={postState.endDate.split('T')[0]}
+              innerText={startDateText}
+              onChange={handleStartDate}
+            />
+          </S.DatePickerBox>
+          <S.DatePickerBox>
+            <DateInput
+              width="22rem"
+              label="종료일"
+              min={postState.startDate.split('T')[0]}
+              disabled={!startDateText}
+              innerText={endDateText}
+              onChange={handleEndDate}
+            />
+          </S.DatePickerBox>
+        </S.DatePickerContainer>
+      </S.Section>
+
+      <S.RecruitTitleContainer>
+        <S.SectionTitleContainer>
+          <h2>공고 제목</h2>
+        </S.SectionTitleContainer>
+        <InputField
+          {...register('title', {
+            validate: { onBlur: validateTitle, onChange: validateTitle },
+            placeholder: '공고 제목을 입력해 주세요',
+            maxLength: 32,
+            onChange: handleTitle,
+          })}
+          value={postState.title}
+        />
+      </S.RecruitTitleContainer>
+
+      <S.RecruitDetailContainer>
+        <S.SectionTitleContainer>
+          <h2>상세 정보</h2>
+        </S.SectionTitleContainer>
+        <TextEditor
+          quillRef={quillRef}
+          value={postState.postingContent}
+          onChange={handlePostingContentChange}
+        />
+      </S.RecruitDetailContainer>
+
+      <S.Section>
+        <S.ModifyButtonContainer>
+          <Button
+            type="button"
+            color="primary"
+            size="fillContainer"
+            disabled={!isModifyButtonValid}
+            onClick={handleSubmit}
+          >
+            수정하기
+          </Button>
+        </S.ModifyButtonContainer>
+      </S.Section>
+    </S.Wrapper>
+  );
+}
diff --git a/frontend/src/components/postManagement/PostManageBoard/style.ts b/frontend/src/components/postManagement/PostManageBoard/style.ts
new file mode 100644
index 000000000..fae945608
--- /dev/null
+++ b/frontend/src/components/postManagement/PostManageBoard/style.ts
@@ -0,0 +1,83 @@
+import styled from '@emotion/styled';
+
+const Wrapper = styled.div`
+  width: 100%;
+  height: 100%;
+  padding: 2rem 6rem;
+
+  display: flex;
+  flex-direction: column;
+  gap: 4rem;
+
+  overflow-y: auto;
+`;
+
+const Section = styled.div`
+  display: flex;
+  flex-direction: column;
+  gap: 1.6rem;
+`;
+
+const SectionTitleContainer = styled.div`
+  display: flex;
+  flex-direction: column;
+  gap: 0.8rem;
+  ${({ theme }) => theme.typography.common.default};
+
+  h2 {
+    ${({ theme }) => theme.typography.heading[500]};
+  }
+
+  span {
+    color: ${({ theme }) => theme.baseColors.grayscale[800]};
+  }
+`;
+
+const DatePickerContainer = styled.div`
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+
+  max-width: 50rem;
+`;
+
+const DatePickerBox = styled.div`
+  width: 22rem;
+`;
+
+const RecruitTitleContainer = styled.div`
+  display: flex;
+  flex-direction: column;
+  gap: 0.8rem;
+`;
+
+const RecruitDetailContainer = styled.div`
+  display: flex;
+  flex-direction: column;
+  gap: 0.8rem;
+  height: 44rem;
+  margin-bottom: 5.2rem;
+`;
+
+const ModifyButtonContainer = styled.div`
+  width: 100%;
+  max-width: 30rem;
+  height: 5.2rem;
+  margin: 2.4rem auto;
+`;
+
+const S = {
+  Wrapper,
+  Section,
+  SectionTitleContainer,
+
+  DatePickerContainer,
+  DatePickerBox,
+
+  RecruitTitleContainer,
+  RecruitDetailContainer,
+
+  ModifyButtonContainer,
+};
+
+export default S;
diff --git a/frontend/src/constants/constants.ts b/frontend/src/constants/constants.ts
index 42b129287..2018fec29 100644
--- a/frontend/src/constants/constants.ts
+++ b/frontend/src/constants/constants.ts
@@ -8,6 +8,7 @@ export const DASHBOARD_TAB_MENUS: Record<string, DashboardTabItems> = {
   applicant: '지원자 관리',
   rejected: '불합격자 관리',
   process: '모집 과정 관리',
+  post: '공고 관리',
   apply: '지원서 관리',
 } as const;
 
diff --git a/frontend/src/hooks/useApplyManagement/index.tsx b/frontend/src/hooks/useApplyManagement/index.tsx
index 46da5bb84..78b2fd833 100644
--- a/frontend/src/hooks/useApplyManagement/index.tsx
+++ b/frontend/src/hooks/useApplyManagement/index.tsx
@@ -81,7 +81,7 @@ export default function useApplyManagement({ postId }: UseApplyManagementProps):
       toast.success('지원서의 사전 질문 항목 수정에 성공했습니다.');
     },
     onError: () => {
-      toast.success('지원서의 사전 질문 항목 수정에 실패했습니다.');
+      toast.error('지원서의 사전 질문 항목 수정에 실패했습니다.');
     },
   });
 
diff --git a/frontend/src/hooks/usePostManagement/index.ts b/frontend/src/hooks/usePostManagement/index.ts
new file mode 100644
index 000000000..f538b1467
--- /dev/null
+++ b/frontend/src/hooks/usePostManagement/index.ts
@@ -0,0 +1,51 @@
+import { useEffect, useState } from 'react';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
+
+import { RecruitmentInfoState } from '@customTypes/dashboard';
+import { applyQueries } from '@hooks/apply';
+import applyApis from '@api/domain/apply/apply';
+import QUERY_KEYS from '@hooks/queryKeys';
+import { RecruitmentPost } from '@customTypes/apply';
+import { useToast } from '@contexts/ToastContext';
+
+interface usePostManagementProps {
+  postId: string;
+}
+
+const INITIAL_POST_INFO: RecruitmentInfoState = {
+  title: '',
+  startDate: '',
+  endDate: '',
+  postingContent: '',
+};
+
+export default function usePostManagement({ postId }: usePostManagementProps) {
+  const { data: postInfo, isLoading } = applyQueries.useGetRecruitmentPost({ postId });
+  const [postState, setPostState] = useState<RecruitmentInfoState>(INITIAL_POST_INFO);
+  const toast = useToast();
+  const queryClient = useQueryClient();
+
+  useEffect(() => {
+    if (!isLoading && postInfo && Object.keys(postInfo).length > 0) {
+      setPostState(postInfo);
+    }
+  }, [isLoading, postInfo]);
+
+  const modifyPostMutator = useMutation({
+    mutationFn: () => applyApis.modify({ postId, body: postState as RecruitmentPost }),
+    onSuccess: async () => {
+      queryClient.invalidateQueries({ queryKey: [QUERY_KEYS.RECRUITMENT_INFO, postId] });
+      toast.success('공고의 내용 수정에 성공했습니다.');
+    },
+    onError: () => {
+      toast.error('공고의 내용 수정에 실패했습니다.');
+    },
+  });
+
+  return {
+    isLoading,
+    postState,
+    setPostState,
+    modifyPostMutator,
+  };
+}
diff --git a/frontend/src/mocks/handlers/applyHandlers.ts b/frontend/src/mocks/handlers/applyHandlers.ts
index ea76ecc8e..c36d71db5 100644
--- a/frontend/src/mocks/handlers/applyHandlers.ts
+++ b/frontend/src/mocks/handlers/applyHandlers.ts
@@ -25,6 +25,17 @@ const applyHandlers = [
 
     return Success();
   }),
+
+  http.patch(`${APPLY}/:postId`, async ({ request }) => {
+    const url = new URL(request.url);
+    const postId = url.pathname.split('/').pop();
+
+    if (!postId) {
+      return NotFoundError();
+    }
+
+    return Success();
+  }),
 ];
 
 export default applyHandlers;
diff --git a/frontend/src/pages/Dashboard/index.tsx b/frontend/src/pages/Dashboard/index.tsx
index 8a155b2ce..22e6361fb 100644
--- a/frontend/src/pages/Dashboard/index.tsx
+++ b/frontend/src/pages/Dashboard/index.tsx
@@ -5,6 +5,7 @@ import Tab from '@components/common/Tab';
 import ProcessBoard from '@components/dashboard/ProcessBoard';
 import ApplyManagement from '@components/applyManagement';
 import ProcessManageBoard from '@components/processManagement/ProcessManageBoard';
+import PostManageBoard from '@components/postManagement/PostManageBoard';
 import OpenInNewTab from '@components/common/OpenInNewTab';
 import CopyToClipboard from '@components/common/CopyToClipboard';
 
@@ -17,7 +18,7 @@ import { SpecificProcessIdProvider } from '@contexts/SpecificProcessIdContext';
 
 import S from './style';
 
-export type DashboardTabItems = '지원자 관리' | '모집 과정 관리' | '불합격자 관리' | '지원서 관리';
+export type DashboardTabItems = '지원자 관리' | '모집 과정 관리' | '불합격자 관리' | '공고 관리' | '지원서 관리';
 
 export default function Dashboard() {
   const { dashboardId, postId } = useParams() as { dashboardId: string; postId: string };
@@ -56,8 +57,8 @@ export default function Dashboard() {
         ))}
       </Tab>
 
-      {/* TODO: [08.21-lurgi] 현재 모달이 여러개를 컨트롤 할 수 없는 관계로 새로 렌더링 합니다. 
-      추후에 Modal에 id값을 부여하여 여러개의 모달을 컨트롤 할 수 있게 변경해야합니다. 
+      {/* TODO: [08.21-lurgi] 현재 모달이 여러개를 컨트롤 할 수 없는 관계로 새로 렌더링 합니다.
+      추후에 Modal에 id값을 부여하여 여러개의 모달을 컨트롤 할 수 있게 변경해야합니다.
       파일 맨 첫줄 주석도 삭제해야합니다. */}
       {currentMenu === '지원자 관리' && (
         <Tab.TabPanel isVisible={currentMenu === '지원자 관리'}>
@@ -90,6 +91,10 @@ export default function Dashboard() {
         />
       </Tab.TabPanel>
 
+      <Tab.TabPanel isVisible={currentMenu === '공고 관리'}>
+        <PostManageBoard postId={postId} />
+      </Tab.TabPanel>
+
       <Tab.TabPanel isVisible={currentMenu === '지원서 관리'}>
         <ApplyManagement isVisible={currentMenu === '지원서 관리'} />
       </Tab.TabPanel>