Network Security Architect

Miratech

. Lead the security architecture for a large-scale network consolidation program .

Posted 4/25/2026full-timeRemote • 🇧🇷 BrazilSeniorLeadWebsite

About the role

Key responsibilities & impact

Lead the security architecture for a large-scale network consolidation program
Own security design, firewall rule consolidation, and policy definition
Translate enterprise-level security architecture into actionable, site-level security blueprints
Define and document the target-state architecture for the Network Security domain
Analyze and optimize legacy security policies by consolidating overlapping firewall rules
Collaborate closely with client Security and CISO teams
Identify and resolve complex IP subnet overlaps and security-related routing conflicts
Contribute to architecture governance and collaborate with cross-domain architects

Requirements

What you’ll need

10+ years of experience in enterprise Network Security Architecture
Strong focus on large-scale firewall migrations and rule consolidation
Deep expertise in NAT/PAT, VRF segmentation, Zero Trust frameworks, and enterprise firewall platforms (e.g., Palo Alto, Fortinet, Cisco)
Proven experience designing and integrating DDoS mitigation and traffic scrubbing solutions at network edges
Strong ability to translate complex security policies into standardized, reusable Low-Level Design (LLD) templates suitable for automated deployment
Solid understanding of compliance-driven architecture
Experience working within secure client environments (VDI/VPN)
English proficiency at B2 (Upper-Intermediate) to C1 (Advanced) level

Benefits

Comp & perks

Health insurance
Relocation program
Work From Anywhere Culture
Professional development opportunities
Certification programs
Mentorship and talent investment programs
Internal mobility and internship opportunities
Dynamic global team
Team-building company social events
Sustainable business practices

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Network Security Architecturefirewall migrationsrule consolidationNATPATVRF segmentationZero Trust frameworksDDoS mitigationtraffic scrubbingLow-Level Design (LLD)

Soft Skills

collaborationproblem-solvingcommunication