CareerPlanSign in

Senior Security Engineer, Platforms & AI

Brazil🌐 Remote💼 Full-time🗓 2026-09-23 → 2026-09-25

Core

Senior security engineer protecting production AI systems, cloud infrastructure, APIs, and agentic workflows from threats like prompt injection and data leakage.

Role type

Senior, hands-on IC security engineer (AI & Platforms)

Builds

Production AI systems, secure cloud infrastructure, and hardened agentic workflows

Domain

AI/ML security, Cloud Security, Offensive Security

Deliverable

production ML models | infrastructure

Required skills

Cloud security (AWS), DevSecOps, vulnerability management, penetration testing, AI security (prompt injection/adversarial inputs), incident response, infrastructure-as-code security, security testing, code review, API security

Preferred skills

SOC 2/HIPAA compliance, fintech/banking experience, CISSP/CISM/AWS Security Specialty certifications, open-source security contributions

Technologies

AWS, Terraform, Bicep, SIEM, CI/CD pipelines, Git, containers, AI-assisted coding tools (Claude Code, Cursor, GitHub Copilot)

Responsibilities

Harden cloud infrastructure, APIs, and CI/CD pipelines; identify and remediate vulnerabilities in production systems; conduct offensive security activities including penetration testing and adversarial testing; design security controls for AI and agentic systems; own automated security audit processes; establish monitoring and lead incident response; collaborate with engineers to embed security in the development lifecycle

Seniority

Senior, hands-on IC

Sourced via lever · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.