diff --git a/app/Http/Admin/Request/Permission/UserRequest.php b/app/Http/Admin/Request/Permission/UserRequest.php
index 201332ce..5667f78a 100644
--- a/app/Http/Admin/Request/Permission/UserRequest.php
+++ b/app/Http/Admin/Request/Permission/UserRequest.php
@@ -82,6 +82,26 @@ public function rules(): array
                 'integer',
                 'in:0,1',
             ],
+            'department' => [
+                'sometimes',
+                'array',
+                'min:1',
+            ],
+            'department.*' => [
+                'sometimes',
+                'integer',
+                'exists:department,id',
+            ],
+            'position' => [
+                'sometimes',
+                'array',
+                'min:1',
+            ],
+            'position.*' => [
+                'sometimes',
+                'integer',
+                'exists:position,id',
+            ],
         ];
     }
 
diff --git a/app/Model/Permission/Department.php b/app/Model/Permission/Department.php
index 9352fbe7..44c56798 100644
--- a/app/Model/Permission/Department.php
+++ b/app/Model/Permission/Department.php
@@ -74,6 +74,6 @@ public function leader(): BelongsToMany
 
     public function children(): HasMany
     {
-        return $this->hasMany(Department::class, 'parent_id', 'id');
+        return $this->hasMany(self::class, 'parent_id', 'id');
     }
 }
diff --git a/app/Model/Permission/User.php b/app/Model/Permission/User.php
index 14c40b61..6b497af8 100644
--- a/app/Model/Permission/User.php
+++ b/app/Model/Permission/User.php
@@ -44,6 +44,9 @@
  * @property null|Collection|Role[] $roles
  * @property mixed $password 密码
  * @property null|Policy $policy 数据权限策略
+ * @property Collection|Department[] $department 部门
+ * @property Collection|Department[] $dept_leader 部门领导
+ * @property Collection|Position[] $position 岗位
  */
 final class User extends Model
 {
@@ -145,4 +148,19 @@ public function policy(): BelongsTo
     {
         return $this->belongsTo(Policy::class, 'id', 'id');
     }
+
+    public function department(): BelongsToMany
+    {
+        return $this->belongsToMany(Department::class, 'user_dept', 'user_id', 'dept_id');
+    }
+
+    public function dept_leader(): BelongsToMany
+    {
+        return $this->belongsToMany(Department::class, 'dept_leader', 'user_id', 'dept_id');
+    }
+
+    public function position(): BelongsToMany
+    {
+        return $this->belongsToMany(Position::class, 'user_position', 'user_id', 'position_id');
+    }
 }
diff --git a/app/Repository/Permission/UserRepository.php b/app/Repository/Permission/UserRepository.php
index ce37714e..f112ec79 100644
--- a/app/Repository/Permission/UserRepository.php
+++ b/app/Repository/Permission/UserRepository.php
@@ -73,6 +73,19 @@ public function handleSearch(Builder $query, array $params): Builder
                     $query->where('role_id', $roleId);
                 });
             })
-            ->with(['policy']);
+            ->when(Arr::get($params, 'department_id'), static function (Builder $query, $departmentId) {
+                $query->where(static function (Builder $query) use ($departmentId) {
+                    $query->whereHas('department', static function (Builder $query) use ($departmentId) {
+                        $query->where('id', $departmentId);
+                    });
+                    $query->orWhereHas('dept_leader', static function (Builder $query) use ($departmentId) {
+                        $query->where('id', $departmentId);
+                    });
+                    $query->orWhereHas('position.department', static function (Builder $query) use ($departmentId) {
+                        $query->where('id', $departmentId);
+                    });
+                });
+            })
+            ->with(['policy', 'department', 'dept_leader', 'position']);
     }
 }
diff --git a/app/Service/Permission/DepartmentService.php b/app/Service/Permission/DepartmentService.php
index 402f2e10..8977d837 100644
--- a/app/Service/Permission/DepartmentService.php
+++ b/app/Service/Permission/DepartmentService.php
@@ -32,7 +32,7 @@ public function create(array $data): mixed
     {
         return Db::transaction(function () use ($data) {
             $entity = $this->repository->create($data);
-            $this->handleEntity($entity,$data);
+            $this->handleEntity($entity, $data);
             return $entity;
         });
     }
@@ -41,19 +41,19 @@ public function updateById(mixed $id, array $data): mixed
     {
         return Db::transaction(function () use ($id, $data) {
             $entity = $this->repository->findById($id);
-            if (empty($entity)){
+            if (empty($entity)) {
                 throw new BusinessException(ResultCode::NOT_FOUND);
             }
-            $this->handleEntity($entity,$data);
+            $this->handleEntity($entity, $data);
         });
     }
 
-    protected function handleEntity(Department $entity,array $data): void
+    protected function handleEntity(Department $entity, array $data): void
     {
-        if (!empty($data['department_users'])){
+        if (! empty($data['department_users'])) {
             $entity->department_users()->sync($data['department_users']);
         }
-        if (!empty($data['leader'])){
+        if (! empty($data['leader'])) {
             $entity->leader()->sync($data['leader']);
         }
     }
diff --git a/app/Service/Permission/UserService.php b/app/Service/Permission/UserService.php
index cd345f5e..0ea0f27f 100644
--- a/app/Service/Permission/UserService.php
+++ b/app/Service/Permission/UserService.php
@@ -81,6 +81,7 @@ public function create(array $data): mixed
             if (! empty($data['policy'])) {
                 $entity->policy()->create($data['policy']);
             }
+            $this->handleWith($entity, $data);
         });
     }
 
@@ -96,6 +97,17 @@ public function updateById(mixed $id, array $data): mixed
             if (! empty($data['policy'])) {
                 $entity->policy()->update($data['policy']);
             }
+            $this->handleWith($entity, $data);
         });
     }
+
+    protected function handleWith(User $entity, array $data): void
+    {
+        if (! empty($data['department'])) {
+            $entity->department()->sync($data['department']);
+        }
+        if (! empty($data['position'])) {
+            $entity->position()->sync($data['position']);
+        }
+    }
 }