models.py

from django.db import models
from ckeditor.fields import RichTextField
#
from applications.departamento.models import Departamento

class Habilidades(models.Model):
    hablidad = models.CharField('Habilidad', max_length=50)

    class meta:
        verbose_name = 'Habilidad'
        verbose_name_plural = 'Habilidades Empleados'
    
    def __str__(self):
        return str(self.id) + '-' + self.hablidad



# Create your models here.
class Empleado(models.Model):
    """ Modelo para tabla empleado """

    JOB_CHOICES = (
        ('0', 'CONTADOR'),
        ('1', 'ADMINISTRADOR'),
        ('2', 'ECONOMISTA'),
        ('3', 'OTRO'),
    )
    first_name = models.CharField('Nombres', max_length=60)
    last_name = models.CharField('apellidos', max_length=60)
    full_name = models.CharField(
        'Nombres completos',
        max_length=120,
        blank=True
    )
    job = models.CharField('Teabajo', max_length=1, choices=JOB_CHOICES)
    departamento = models.ForeignKey(Departamento, on_delete=models.CASCADE)
    avatar = models.ImageField(upload_to='empleado', blank=True, null=True)
    habilidades = models.ManyToManyField(Habilidades)
    hoja_vida=RichTextField()

    class Meta:
        verbose_name = 'Mi Empleado'
        verbose_name_plural = 'Empleados de la empresa'
        ordering = ['-first_name', 'last_name']
        unique_together = ('first_name', 'departamento')


    def __str__(self):
        return str(self.id) + '-' + self.first_name + '-' + self.last_name

views.py 

class ListByAreaEmpleado(ListView):
    """ lista empleados de un area """
    template_name = 'persona/list_by_area.html'
    context_object_name = 'empleados'

    queryset=Empleado.objects.filter(
        departamento__shor_name='contabilidad'
    )

urls.py

from django.contrib import admin
from django.urls import path

from . import views

app_name = "persona_app"

urlpatterns = [
    path(
        'lista-by-area/',
        views.ListByAreaEmpleado.as_view(),
        name='emplados_area'
    ),
]

templates/persona/list_by_area.html

{% extends 'base.html' %}

{% block title %}
  lista empelados por departamento
{% endblock title %}

{% block content %}
  {% include "includes/header.html" %}

  <div class="grid-container">
      <div class="grid-x">
        <div class="cell">Empelados por area:</div>
        <div class="cell">
            <table>
                <thead>
                    <tr>
                    <th width="200">ID</th>
                    <th>NOMBRES</th>
                    <th width="150">APELLIDOS</th>
                    <th width="150">DEPARTAMENTO</th>
                    <th width="150">ACCION</th>
                    </tr>
                </thead>
                <tbody>
                    {% for e in empleados %}
                    <tr>
                        <td>{{ e.id }}</td>
                        <td>{{ e.first_name }}</td>
                        <td>C{{ e.last_name }}</td>
                        <td>{{ e.departamento }}</td>
                        <td><a class="button warning" href="{% url 'persona_app:empleado_detail' e.id %}">Ver</a></td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
      </div>
  </div>


{% endblock content %}

<h1>Lista empelados por departamento</h1>

<ul>
    
    {% for e in object_list  %}
        <li>{{ e }}</li>
    {% endfor %}
        
</ul>

agregar al urls.py principal

"""empleado URL Configuration

The `urlpatterns` list routes URLs to views. For more information please see:
    https://docs.djangoproject.com/en/2.2/topics/http/urls/
Examples:
Function views
    1. Add an import:  from my_app import views
    2. Add a URL to urlpatterns:  path('', views.home, name='home')
Class-based views
    1. Add an import:  from other_app.views import Home
    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
Including another URLconf
    1. Import the include() function: from django.urls import include, path
    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
"""
from django.contrib import admin
from django.urls import path, re_path, include
from django.conf import settings
from django.conf.urls.static import static

urlpatterns = [
    path('admin/', admin.site.urls),
    # incluimos las urls de la app departamento
    re_path('', include('applications.departamento.urls')),
    re_path('', include('applications.home.urls')),
    re_path('', include('applications.persona.urls')),
] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)