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Senior Network Security Engineer

Porto, Portugal💼 Full-time🗓 2026-07-10 → 2026-08-02

Core

Designing, configuring, and securing core network infrastructure (firewalls, DNS, proxies) while introducing automation to reduce risk exposure.

Role type

Senior Network Security Engineer

Builds

Secure and efficient network operations for client platforms and data

Domain

Network Security / Infrastructure

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

CheckPoint VSX and high-end appliances, Palo Alto Panorama/Prisma/IAF/SD-WAN, F5 technologies, Cloudflare product management, AlgoSec products, routing and switching (BGP, ISIS, OSPF, VRF, MPLS, GRE, IPSEC, OTV), TCP/IP protocols, DNS, QoS, Python, Ansible, Bash, Terraform

Preferred skills

CheckPoint Certified Security Expert (CCSE), Palo Alto Networks Certified Network Security Engineer (PCNSE), F5 Certified Technology Specialist (F5-CTS)

Technologies

CheckPoint, Palo Alto, F5, Cloudflare, AlgoSec, Python, Ansible, Bash, Netbrain, Terraform

Responsibilities

Set up, configure, and support CORE network infrastructure (firewalls, HLB, DNS, GLB, IP, proxies), Create network designs based on infrastructure and application requirements, Participate in network design reviews for infrastructure and segmentation, Review, implement, and enhance the network environment, Maintain and update documentation of corporate network implementations, Provide L3-level troubleshooting for network systems, Perform vulnerability assessments, validation, and upgrades on network systems and applications, Optimize current network implementations and introduce automation services

Seniority

Senior, hands-on IC

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