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Mid-Level Network Security Engineer – Firewall, Load Balancer & Proxy Expertise

Permanenthybrid3–5 yrs📍 Porto, 🇵🇹 Portugal🗣 English

Mid-level network security engineer managing firewalls, load balancers, and proxy infrastructure.

Design and deploy security solutions for network infrastructure, focusing on firewalls, load balancers, and proxies. Automate security operations using tools like Ansible and Python while monitoring systems through platforms such as Splunk. Requires 3+ years in security infrastructure with hands-on experience in F5 LTM and at least one of Fortinet, SkyHigh, or Ubika WAF, plus fluency in English and Portuguese.

Tech stack
F5 Load BalancerFortinet FirewallSkyHigh ProxyAnsiblePythonPerlSplunkCentreon
Rate
Not stated by the agency
via

Found at a specialist agency · listed 8 September 2026 · InsideJobs links you to the original posting.