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Senior Security Engineer (Offensive Security)

São Paulo💼 Full-time🗓 2026-08-13 → 2026-09-26

Core

Senior Offensive Security Engineer responsible for identifying and mitigating security threats through red team operations, pentesting, and vulnerability management to protect customer and financial assets.

Role type

Senior IC offensive security engineer (red team)

Builds

Offensive security posture, red team operations, automated security tools

Domain

Fintech / Cybersecurity

Deliverable

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

Required skills

Red team operations, pentest lifecycle (reconnaissance, enumeration, exploitation, post-exploitation, lateral movement), APT simulation, OWASP frameworks, CI/CD pipeline hardening, SDLC integration, Threat Modeling, cloud security (AWS), OS/Network/Database/Infrastructure architecture knowledge

Preferred skills

CTF competition experience, Bug Bounty participation, proficiency with security assessment tools (Burp Suite, Nmap, Metasploit, SQLmap, Nessus, Censys, Shodan, Frida)

Technologies

AWS, Burp Suite, Nmap, Metasploit, SQLmap, Nessus, Censys, Shodan, Frida

Responsibilities

Drive infrastructure, web, and mobile/API pentests end-to-end; Craft and execute red team operations; Lead vulnerability management initiatives; Build tools to enhance offensive security reviews and automate tasks; Partner with development squads to address root causes of security issues; Contribute to architectural and logical reviews of systems and products

Seniority

Senior, hands-on IC

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