ITDS Portugal
ITDS is a leader in outsourcing IT engineers and works with various web and mobile technologies for over 30 global clients. It has been recognized as one of the 1000 fastest-growing companies in Europe for three consecutive years, Great Place to Work, and the Forbes Diamond award in 2023. ITDS currently has more than 600 IT professionals working in Portugal, Poland, and the Netherlands.
About company Mid-Level Network Security Engineer – Firewall, Load Balancer & Proxy Expertise
On-site
Porto
September 7, 2026
Unleash your cybersecurity expertise — shape the future of network defense!
Porto-based opportunity with hybrid work model.
As a Network Security Engineer, you will be working for our client, a leader in the financial industry committed to innovation and excellence. You will play a critical role in safeguarding and optimizing the company's network infrastructure against evolving cyber threats, supporting their mission to deliver secure, reliable financial services and fostering career growth in a dynamic environment.
Your main responsibilities:
- Design and implement security solutions for new technologies or client projects.
- Conduct upgrades and deployments of security devices across the network.
- Provide ongoing supervision and support for security devices such as F5 Load Balancers, Fortinet Firewalls, and SkyHigh proxies.
- Develop and automate processes and controls to enhance perimeter security.
- Collaborate with the team on capacity planning and resiliency measures for the security infrastructure.
- Automate security operations using tools like Ansible, Python, or Perl.
- Support the monitoring and supervision of security systems with platforms such as Splunk or Centreon.
You're ideal for this role if you have:
- 3+ years of experience in security infrastructure solutions, especially firewalls, load balancing, proxies, and WAFs.
- Expertise in F5 Load Balancer, particularly in the LTM module, with hands-on experience beyond basic tasks.
- Familiarity with at least one critical product among Fortinet Firewall, SkyHigh proxies, or Ubika WAF.
- Knowledge of DNS, LAN, IP, cabling, and switching.
- Experience with automation/NETOPS tools like Ansible, Python, or Perl.
- Proficiency with supervision tools such as Splunk or Centreon.
- Fluent command of English and Portuguese.
It is a strong plus if you have:
- Certifications in relevant security technologies or networking.
Language required for the role:
- English (Fluent)
- Portuguese (Fluent)
Eligibility to work in Europe:
- Only candidates with an existing legal right to work in the European Union will be considered for this role.
#MAKEYourCareerBETTER
Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.
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