Global Network Security & Firewall Engineer (WAF/VPN)

Sii Poland; Poznań; On-site; PLN 210,000 - 300,000; Full time

Benefits offered by this job

Great Place to Work

Profit sharing

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Medical care

Regular integration events and trips

Job summary

Sii Poland is seeking an experienced IT security specialist to join our global security infrastructure team in Poznań. You will support and maintain security components including firewalls, WAF, VPN, and collaborate with IT teams worldwide to ensure integrity and performance.

Responsibilities include monitoring resource health, providing level 1–2 incident support, maintaining documentation, and driving security operational improvements.

Qualifications

• Minimum 5 years of IT security experience.

Responsibilities

• Maintain security infrastructure components (firewalls, WAF, VPN).
• Monitor health and performance of security resources.
• Provide level 1–2 support for security incidents and requests.
• Collaborate with the security engineering team to enforce best practices.
• Maintain up-to-date technical documentation.
• Work with local and international IT teams for operational synergy.
• Contribute to continuous improvement of security operational processes.

Skills

Security expertise

English proficiency

Analytical thinking

Team collaboration

Scripting basics

Tools

Palo Alto

Fortinet

Cisco ASA/Firepower

Azure Firewall

NSG

Sentinel

Defender

SIEM platforms

Job description

Sii Poland is seeking an experienced IT security specialist to join our global security infrastructure team in Poznań. You will support and maintain security components including firewalls, WAF, VPN, and collaborate with IT teams worldwide to ensure integrity and performance.

Responsibilities include monitoring resource health, providing level 1–2 incident support, maintaining documentation, and driving security operational improvements.