Senior Security Engineer

This is a fully remote position, open to applicants in Argentina, +5 more countries.

📋 Description

• Take ownership of the technical security posture for production AI systems, including their infrastructure, pipelines, and agents.

• Strengthen cloud infrastructure, APIs, internal tools, and CI/CD pipelines by implementing encryption, managing secrets, logging activities, and enforcing access controls.

• Perform vulnerability scanning, penetration testing, adversarial testing, threat modeling, and manual security assessments.

• Lead the remediation of vulnerabilities to ensure they are effectively resolved.

• Protect AI and agent-based systems from prompt injection, adversarial inputs, unauthorized actions, unsafe outputs, and data breaches.

• Monitor production AI systems for irregularities, abuse attempts, and unsafe decision-making.

• Manage Azumo's automated security, cost, and architectural audits across client codebases.

• Develop alerting and detection mechanisms, investigate incidents, and guide containment, remediation, root-cause analysis, and preventive measures.

• Maintain operational visibility over access patterns and security incidents.

• Address security questionnaires, vendor risk assessments, enterprise RFPs, and engage in technical security discussions with clients.

• Conduct architecture evaluations and advocate for secure development practices alongside engineering, Product, Compliance, and Operations teams.

• Collaborate within client repositories, tools, and compliance reviews, including working with HIPAA requirements.

⛳️ Requirements

• Over 5 years of practical experience in security engineering, infrastructure security, application security, DevSecOps, or offensive security.

• Strong engineering fundamentals, including testing, code reviews, CI/CD practices, Git, containers, and API design.

• Extensive and up-to-date knowledge of the AWS ecosystem.

• Proven track record of identifying and addressing vulnerabilities in live production systems.

• Experience in securing AI or LLM-driven systems or automated agents, particularly in relation to prompt injection, adversarial inputs, unauthorized actions, unsafe outputs, and data leakage.

• Familiarity with SOC 2 and PCI DSS compliance frameworks, as well as expectations for financial and consumer data handling.

• Ability to self-prioritize in a dynamic and fast-paced environment.

• Active engagement with AI-assisted coding tools such as Claude Code, Cursor, or GitHub Copilot in real-world delivery tasks.

• Excellent communication abilities for articulating findings to engineers and clients.

• Proficient in written and spoken English at a C1 level or higher.

• Bachelor's degree in Computer Science, Information Security, or a related field, or equivalent professional experience.

• Understanding of prompt-injection attacks, adversarial AI techniques, AI guardrails, and behavioral anomaly detection.

• Experience with cloud security tools, SIEM and observability platforms, penetration testing tools, endpoint security solutions, and infrastructure-as-code security, such as Terraform or Bicep.

• Previous experience in fast-growing startups, fintech, banking, or payments sectors.

• Relevant certifications such as CISSP, CISM, AWS Security Specialty, or similar.

• Contributions to open-source security tools, published technical articles, or active involvement in the security community.

🏝️ Benefits

• Fully remote-first culture (work from anywhere in Latin America).

• Paid time off (PTO).

• Observance of U.S. holidays.

• Comprehensive AI training and certification programs.

• Mentored career advancement opportunities.

• Profit-sharing initiatives.

• Competitive remuneration in U.S. dollars.

• Maternity coverage.