Network Specialist

Amaris Consulting; Brasil; On-site; BRL 167,400 - 279,000; Full time

Job summary

An international consulting firm in Brazil is seeking a Network Security Engineer to manage and optimize enterprise firewalls and tools. The role involves reviewing firewall rules, supporting incident resolution, and proposing improvements to security architecture. The ideal candidate will have a strong background in firewall administration with tools such as Checkpoint and Palo Alto. Proficiency in English is required, and knowledge of Portuguese and Spanish are plus points.

Qualifications

• Experience in managing and optimizing enterprise firewalls.
• Ability to clean up firewall rules and assess applications for security.
• Participation in on-call rotations.

Responsibilities

• Manage and optimize enterprise firewalls and tools.
• Review rules and support incident resolution.
• Propose improvements to security architecture.

Skills

Firewall administration

Incident resolution support

Security architecture improvement

English proficiency

Knowledge of Portuguese

Knowledge of Spanish

Tools

Checkpoint

Fortinet

Palo Alto

AlgoSec

FireMon

Job description

We are looking for a Network Security Engineer specialized in firewall administration to join our IT Security team.

In this role, you will manage and optimize enterprise firewalls (Checkpoint, Fortinet, Palo Alto) and related tools (AlgoSec / FireMon), ensuring a secure, compliant, and highly available network infrastructure. You will review and clean up rules, support incident resolution, assess infrastructure and applications from a security perspective (LAN/WAN, DMZ, IDS/IPS, WAF), and propose continuous improvements to our security architecture.

The position includes participation in on‑call rotations (24/7), close collaboration with IT production teams, and staying up to date with the latest security trends and technologies. English is required; Portuguese and Spanish are a plus.