Contact Address

Rua Julieta Ferrão N.º 12 2º Piso, 202 1600–131 Lisboa, Portugal

Entrar em contacto Get in Touch

Tel.: +351 214 171 161
Fax: +351 214 177 610
(Chamada para a rede fixa nacional)(Call to the national fixed network)

Network Engineer

# Think Data Be Smart #

About Us
: DataSmart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existence. We are specialized in Technologies and Information Systems services, for the Portuguese and International markets. We pride ourselves on fostering a culture of involvement, experience, and excellence.


Join our team as a Network Engineer (Hybrid – Lisbon)!


What You’ll Do:

  • Create network architecture, including routers, switches, and firewalls.
  • Ensure reliability, prevent downtime, and resolve hardware or software problems.
  • Implement network security protocols, Quality of Service (QoS) policy and Monitoring for security threats (intrusion detection systems).
  • Maintain records of configurations and procedures.


  • Academic background relevant to the role.
  • 3 to 4 years of experience in designing, managing, and supporting LAN and WAN networks.
  • More than 3 years of experience in Cisco Routing and Switching (Nexus and Catalysts) and Fortinet (switching and routing).
  • More than 2 years of experience in NAC (802.1x and others) and Load Balancers (NGINX and Fortiweb).
  • More than 2 years of experience in Zoning and segmentation (Fortinet and Checkpoint firewalls) and perimeter design (Fortinet and Checkpoint VPN).
  • More than 2 years of experience in WIFI (Wireless Cisco and Fortinet).
  • Experience with Voice over IP protocols (Cisco, Asterisk and FreePBX).
  • Knowledge of network architecture and LAN and WAN protocols – SDWAN, MPLS and others.
  • Solid knowledge of network management and monitoring principles and platforms (Radius, TACACs, Zabbix, PRTG, oAuth, LanSweeper and others).
  • Knowledge and experience working with DNS, DHCP, AD/ADFS, Digital Certificates, SIP/SIPTrunk, CallManagers, proxies and reverse proxies, and others.
  • Knowledge and/or experience in network design and segmentation/segregation, as well as zoning and DMZ design and strategies, is valued.
  • Proficiency in English.


At DataSmart, you will have the opportunity to integrate into a solid company and participate in projects of high recognition, nationally and internationally, with an appealing technological environment and career progression.


Excellence in the way to the future!


Connect with Us: Follow us on LinkedIn for updates on career opportunities, company news, and industry insights! For further details, visit us at


#JoinOurTeam #DataSmart #ThinkDataBeSmart #Networking #R&S #Security #CISCO

Do you accept the challenge?
We are waiting for you!