Cybersecurity Engineer – Edge Network Security SQUARE ONE Resources sp. z o.o. Mazowieckie

Cybersecurity Engineer – Edge Network Security

• Join a global Network Security team responsible for designing, implementing, and enhancing advanced security solutions within a large enterprise environment.
• In this role, you will work on Edge Network Security initiatives covering Next-Generation Firewalls, DDoS Protection, Zero Trust, and hybrid/multi-cloud security. You will collaborate with international Infrastructure, Cloud, and Security teams to build and maintain secure, scalable network environments.

• Design, implement, and maintain Palo Alto and/or Fortinet Next-Generation Firewall environments.
• Manage and optimize High Availability architectures (Active/Active, Active/Passive).
• Implement and support Zero Trust Network Access (ZTNA) solutions.
• Configure and secure cloud environments across AWS, Azure, and GCP.
• Develop and optimize DDoS Protection, Threat Prevention policies, and security controls.
• Automate security infrastructure using Terraform, Ansible, and Python.
• Monitor and analyze network traffic, security events, and incidents.
• Support security incident investigations and collaborate with Incident Response teams.
• Work closely with global Infrastructure, Cloud, and Security engineering teams.
• Participate in on-call rotations.

• Minimum 5 years of experience in Network Security.
• Strong hands‑on experience with Palo Alto and/or Fortinet security solutions.
• Practical knowledge of Next-Generation Firewalls (NGFW), SSL/TLS Inspection, IPS/IDS, Wild Fire, URL Filtering, Global Protect.
• Experience securing cloud environments (AWS, Azure, and/or GCP; knowledge of at least two platforms is a strong advantage).
• Understanding of DDoS Protection, ZTNA, and SASE concepts.
• Practical experience with infrastructure automation using Terraform, Ansible, or Python.
• Strong knowledge of networking protocols: BGP, OSPF, DNS, TLS/SSL.
• Experience working with large-scale enterprise environments.

• Experience with Cloudflare, Akamai, or F5 solutions.
• Knowledge of Prisma Access or Zscaler.
• Experience with Git Hub and Go.
• Security certifications such as Palo Alto, Fortinet, Cisco Security, or CISSP.
• Experience in regulated industries such as pharmaceutical, healthcare, or financial sectors.