diff --git a/apps/cs/src/entities/user-organization/model/user-organization-interface.ts b/apps/cs/src/entities/user-organization/model/user-organization-interface.ts
index f9198549b..d194f7a68 100644
--- a/apps/cs/src/entities/user-organization/model/user-organization-interface.ts
+++ b/apps/cs/src/entities/user-organization/model/user-organization-interface.ts
@@ -16,18 +16,18 @@ export interface SearchUserParams extends PageableParams {
 }
 
 export interface User {
+  mode: string;
   ognzSn: number;
   userUnqId: string;
-  userUnqNm: string;
+  userUnqNm?: string;
   jbpsSeCd: string;
-  jbpsSeNm: string;
+  jbpsSeNm?: string;
   jbgdSeCd: string;
-  jbgdSeNm: string;
+  jbgdSeNm?: string;
   sortSeq: number;
-  mdfcnDt: string;
-  mdfr: string;
-  mdfrNm: string;
-  mode: string;
+  mdfcnDt?: string;
+  mdfr?: string;
+  mdfrNm?: string;
 }
 
 export interface SearchUser {
diff --git a/apps/cs/src/pages/organization/model/user-organization-table-columns.tsx b/apps/cs/src/pages/organization/model/user-organization-table-columns.tsx
deleted file mode 100644
index 2378c92d2..000000000
--- a/apps/cs/src/pages/organization/model/user-organization-table-columns.tsx
+++ /dev/null
@@ -1,91 +0,0 @@
-import dayjs from "dayjs";
-import type { UseFormReturn } from "react-hook-form";
-import type { ColumnDef } from "@tanstack/react-table";
-import { Checkbox, Select } from "@common/components/ui";
-import type {
-  User,
-  UserOrganizationFormData,
-} from "@/entities/user-organization";
-
-export const createColumns = (
-  form: UseFormReturn<UserOrganizationFormData>,
-  renderJobPositionSelect: (
-    props: React.ComponentPropsWithoutRef<typeof Select>,
-  ) => React.ReactNode,
-  renderJobGradeSelect: (
-    props: React.ComponentPropsWithoutRef<typeof Select>,
-  ) => React.ReactNode,
-): ColumnDef<User>[] => {
-  return [
-    {
-      id: "select",
-      header: ({ table }) => (
-        <Checkbox
-          checked={table.getIsAllPageRowsSelected()}
-          onCheckedChange={(checked) =>
-            table.toggleAllPageRowsSelected(!!checked)
-          }
-          className="h-4 w-4 rounded border-gray-300"
-        />
-      ),
-      cell: ({ row }) => (
-        <Checkbox
-          checked={row.getIsSelected()}
-          onCheckedChange={(checked) => row.toggleSelected(!!checked)}
-          className="h-4 w-4 rounded border-gray-300"
-        />
-      ),
-    },
-    {
-      id: "no",
-      header: "NO",
-      cell: ({ row }) => row.index + 1,
-    },
-    {
-      accessorKey: "userUnqNm",
-      header: "이름",
-    },
-    {
-      accessorKey: "jbpsSeCd",
-      header: "직위",
-      cell: ({ row }) =>
-        renderJobPositionSelect({
-          defaultValue: row.original.jbpsSeCd,
-          value: form.watch(`userOrganization.${row.index}.jbpsSeCd`),
-          onValueChange: (value) => {
-            const mode = form.watch(`userOrganization.${row.index}.mode`);
-            if (mode === "R")
-              form.setValue(`userOrganization.${row.index}.mode`, "U");
-            form.setValue(`userOrganization.${row.index}.jbpsSeCd`, value);
-          },
-        }),
-    },
-    {
-      accessorKey: "jbgdSeCd",
-      header: "직급",
-      cell: ({ row }) =>
-        renderJobGradeSelect({
-          defaultValue: row.original.jbgdSeCd,
-          value: form.watch(`userOrganization.${row.index}.jbgdSeCd`),
-          onValueChange: (value) => {
-            const mode = form.watch(`userOrganization.${row.index}.mode`);
-            if (mode === "R")
-              form.setValue(`userOrganization.${row.index}.mode`, "U");
-            form.setValue(`userOrganization.${row.index}.jbgdSeCd`, value);
-          },
-        }),
-    },
-    {
-      accessorKey: "mdfrNm",
-      header: "최종수정자",
-    },
-    {
-      accessorKey: "mdfcnDt",
-      header: "최종수정일",
-      cell: ({ row }) => {
-        if (!row.original.mdfcnDt) return "";
-        return dayjs(row.original.mdfcnDt).format("YYYY-MM-DD");
-      },
-    },
-  ];
-};
diff --git a/apps/cs/src/pages/organization/ui/user-organization-section.tsx b/apps/cs/src/pages/organization/ui/user-organization-section.tsx
index 7e7eaa2a0..38be359f0 100644
--- a/apps/cs/src/pages/organization/ui/user-organization-section.tsx
+++ b/apps/cs/src/pages/organization/ui/user-organization-section.tsx
@@ -1,10 +1,18 @@
-import { useEffect, useState } from "react";
-import { useFieldArray, useForm } from "react-hook-form";
+import dayjs from "dayjs";
+import React, { useEffect, useState, useCallback, memo } from "react";
+import { useFieldArray, useForm, type UseFormReturn } from "react-hook-form";
 import { zodResolver } from "@hookform/resolvers/zod";
 import { useQuery, keepPreviousData } from "@tanstack/react-query";
-import { useReactTable, getCoreRowModel } from "@tanstack/react-table";
-import { cn } from "@common/components/lib";
-import { Button, DataTable } from "@common/components/ui";
+import {
+  Button,
+  Checkbox,
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from "@common/components/ui";
 import {
   Select,
   SelectContent,
@@ -21,20 +29,22 @@ import {
 } from "@/entities/user-organization";
 import { CodeApi, type ICode } from "@/entities/code";
 import { ENDPOINT } from "@/shared/config";
-import { createColumns } from "../model/user-organization-table-columns";
 import { AdditionalUserDialog } from "./additional-user-dialog";
 
 type UserOrganizationSectionProps = {
-  ognzSn?: number | null;
+  ognzSn: number;
 };
 
 function UserOrganizationSection({ ognzSn }: UserOrganizationSectionProps) {
   const [userList, setUserList] = useState<User[]>([]);
+  const [selectedUsers, setSelectedUsers] = useState<User[]>([]);
+
+  const isAllSelected =
+    userList.length > 0 && selectedUsers.length === userList.length;
 
   const { data: userOrganizationList } = useQuery({
     queryKey: [ENDPOINT.CMS_SERVICE.USER_ORGANIZATION, ognzSn],
-    queryFn: () =>
-      UserOrganizationApi.getUserOrganizationList({ ognzSn: ognzSn! }),
+    queryFn: () => UserOrganizationApi.getUserOrganizationList({ ognzSn }),
     enabled: !!ognzSn,
     placeholderData: keepPreviousData,
   });
@@ -52,37 +62,26 @@ function UserOrganizationSection({ ognzSn }: UserOrganizationSectionProps) {
   const form = useForm<UserOrganizationFormData>({
     resolver: zodResolver(userOrganizationFormSchema),
     values: {
-      userOrganization: [
-        ...userList.map((user) => ({
-          mode: user.mode,
-          ognzSn: user.ognzSn,
-          userUnqId: user.userUnqId,
-          jbpsSeCd: user.jbpsSeCd,
-          jbgdSeCd: user.jbgdSeCd,
-          sortSeq: user.sortSeq,
-        })),
-      ],
+      userOrganization: userList.map((user) => ({
+        mode: user.mode,
+        ognzSn: user.ognzSn,
+        userUnqId: user.userUnqId,
+        jbpsSeCd: user.jbpsSeCd,
+        jbgdSeCd: user.jbgdSeCd,
+        sortSeq: user.sortSeq,
+      })),
     },
   });
-  const { append } = useFieldArray({
-    control: form.control,
-    name: "userOrganization",
-  });
 
-  const table = useReactTable({
-    data: userList,
-    columns: createColumns(
-      form,
-      (props) => <CodeSelect codeData={jobPositionCodes} {...props} />,
-      (props) => <CodeSelect codeData={jobGradeCodes} {...props} />,
-    ),
-    getCoreRowModel: getCoreRowModel(),
+  const { append } = useFieldArray({
+    name: "userOrganization",
+    control: form.control,
   });
 
   const handleAddUsers = (users: SearchUser[]) => {
     const newForm = users.map((user) => ({
       mode: "C",
-      ognzSn: ognzSn!,
+      ognzSn,
       userUnqId: user.userUnqId,
       jbpsSeCd: "",
       jbgdSeCd: "",
@@ -91,51 +90,184 @@ function UserOrganizationSection({ ognzSn }: UserOrganizationSectionProps) {
     append(newForm);
 
     const newUserList = users.map((user) => ({
-      ognzSn: ognzSn!,
+      mode: "C",
+      ognzSn,
       userUnqId: user.userUnqId,
       userUnqNm: user.userNm,
       jbpsSeCd: "",
-      jbpsSeNm: "",
       jbgdSeCd: "",
-      jbgdSeNm: "",
       sortSeq: 0,
-      mdfcnDt: "",
-      mdfr: "",
-      mdfrNm: "",
-      mode: "C",
     }));
     setUserList([...newUserList, ...userList]);
   };
 
+  const handleToggleSelectUser = useCallback((user: User) => {
+    setSelectedUsers((prevSelected) => {
+      const isSelected = prevSelected.some(
+        (item) => item.userUnqId === user.userUnqId,
+      );
+
+      if (isSelected) {
+        return prevSelected.filter((item) => item.userUnqId !== user.userUnqId);
+      } else {
+        return [...prevSelected, user];
+      }
+    });
+  }, []);
+
+  const handleToggleSelectAll = () => {
+    if (isAllSelected) {
+      setSelectedUsers([]);
+    } else {
+      setSelectedUsers([...userList]);
+    }
+  };
+
+  const handleDeleteUsers = () => {
+    if (selectedUsers.length === 0) return;
+
+    const selectedUserIds = selectedUsers.map((user) => user.userUnqId);
+
+    setUserList((prevUsers) =>
+      prevUsers.filter((user) => !selectedUserIds.includes(user.userUnqId)),
+    );
+    setSelectedUsers([]);
+  };
+
+  const isUserSelected = useCallback(
+    (userUnqId: string) =>
+      selectedUsers.some((item) => item.userUnqId === userUnqId),
+    [selectedUsers],
+  );
+
   useEffect(() => {
-    if (userOrganizationList?.content)
+    if (userOrganizationList?.content) {
       setUserList(userOrganizationList.content);
+    }
   }, [userOrganizationList]);
 
   return (
-    <div className={cn("card card-border", !ognzSn && "hidden")}>
+    <div className="card card-border">
       <div className="card-header">
         <h3 className="text-2xl font-medium text-label">소속원 목록</h3>
         <div className="flex gap-2">
           <AdditionalUserDialog onAddUsers={handleAddUsers} />
-          <Button size="sm" color="red">
+          <Button
+            size="sm"
+            color="red"
+            onClick={handleDeleteUsers}
+            disabled={selectedUsers.length === 0}
+          >
             선택삭제
           </Button>
           <Button size="sm">저장</Button>
         </div>
       </div>
       <div className="card">
-        <DataTable table={table} />
+        <Table>
+          <TableHeader>
+            <TableRow>
+              <TableHead>
+                <Checkbox
+                  checked={isAllSelected}
+                  onCheckedChange={handleToggleSelectAll}
+                />
+              </TableHead>
+              <TableHead>NO</TableHead>
+              <TableHead>이름</TableHead>
+              <TableHead>직위</TableHead>
+              <TableHead>직급</TableHead>
+              <TableHead>최종수정자</TableHead>
+              <TableHead>최종수정일</TableHead>
+            </TableRow>
+          </TableHeader>
+          <TableBody>
+            {userList.map((user, index) => (
+              <TableRow key={user.userUnqId}>
+                <TableCell align="center">
+                  <Checkbox
+                    checked={isUserSelected(user.userUnqId)}
+                    onCheckedChange={() => handleToggleSelectUser(user)}
+                  />
+                </TableCell>
+                <UserTableRow
+                  form={form}
+                  user={user}
+                  index={index}
+                  jobPositionCodes={jobPositionCodes}
+                  jobGradeCodes={jobGradeCodes}
+                />
+              </TableRow>
+            ))}
+          </TableBody>
+        </Table>
       </div>
     </div>
   );
 }
 
+type UserTableRowProps = {
+  form: UseFormReturn<UserOrganizationFormData>;
+  user: User;
+  index: number;
+  jobPositionCodes?: ICode[];
+  jobGradeCodes?: ICode[];
+};
+
+const UserTableRow = memo(
+  ({
+    form,
+    user,
+    index,
+    jobPositionCodes,
+    jobGradeCodes,
+  }: UserTableRowProps) => (
+    <>
+      <TableCell align="center">{index + 1}</TableCell>
+      <TableCell align="center">{user.userUnqNm}</TableCell>
+      <TableCell align="center">
+        <CodeSelect
+          codeData={jobPositionCodes}
+          defaultValue={user.jbpsSeCd}
+          onValueChange={(value) => {
+            const mode = form.watch(`userOrganization.${index}.mode`);
+            if (mode === "R") {
+              form.setValue(`userOrganization.${index}.mode`, "U");
+            }
+            form.setValue(`userOrganization.${index}.jbpsSeCd`, value);
+          }}
+          {...form.register(`userOrganization.${index}.jbpsSeCd`)}
+        />
+      </TableCell>
+      <TableCell align="center">
+        <CodeSelect
+          codeData={jobGradeCodes}
+          defaultValue={user.jbgdSeCd}
+          onValueChange={(value) => {
+            const mode = form.watch(`userOrganization.${index}.mode`);
+            if (mode === "R") {
+              form.setValue(`userOrganization.${index}.mode`, "U");
+            }
+            form.setValue(`userOrganization.${index}.jbgdSeCd`, value);
+          }}
+          {...form.register(`userOrganization.${index}.jbgdSeCd`)}
+        />
+      </TableCell>
+      <TableCell align="center">{user.mdfrNm}</TableCell>
+      <TableCell align="center">
+        {dayjs(user.mdfcnDt).format("YYYY-MM-DD")}
+      </TableCell>
+    </>
+  ),
+);
+
+UserTableRow.displayName = "UserTableRow";
+
 type CodeSelectProps = React.ComponentPropsWithoutRef<typeof Select> & {
   codeData?: ICode[];
 };
 
-const CodeSelect = ({ codeData, ...props }: CodeSelectProps) => {
+const CodeSelect = memo(({ codeData, ...props }: CodeSelectProps) => {
   if (!codeData) return null;
 
   const defaultValueText =
@@ -156,6 +288,8 @@ const CodeSelect = ({ codeData, ...props }: CodeSelectProps) => {
       </SelectContent>
     </Select>
   );
-};
+});
+
+CodeSelect.displayName = "CodeSelect";
 
 export { UserOrganizationSection };