We are looking for a Senior AI Security Engineer to join a high-growth technology team building AI-native products.
This is not an offensive security role — we are looking for a defensive security engineer with a strong AppSec background (70%) and cloud security experience (30%), who is excited about applying their skills to the fast-evolving world of AI systems, LLMs, and autonomous agents.You will be embedded in an engineering organization where AI is at the core of the product, working closely with engineering, product, and infrastructure teams to ensure that every AI integration, agent workflow, and LLM-powered feature is designed and deployed securely.Key ResponsibilitiesReview AI architectures and integrations end to end — LLMs, AI agents, tool chains, APIs, and external connectors — identifying security risks before they reach productionLead threat modeling sessions and security architecture reviews across the stackDesign, implement, and automate security checks and controls for AI systems, including input/output validation, guardrails, and runtime monitoringResearch and stay current on AI-specific attack vectors — prompt injection, model abuse, data exfiltration, jailbreaking — and translate findings into actionable mitigationsEnforce OAuth, IAM policies,



and least privilege principles across cloud and AI integrationsBuild and maintain security automation pipelines integrated into CI/CD workflowsCollaborate with developers on secure coding practices and security requirements for AI featuresContribute to internal security documentation, policies, and awarenessRequirements5+ years of hands-on experience in cybersecurity — excluyenteStrong AppSec background: secure code review, SAST/DAST, dependency scanning, secrets managementExperience conducting threat modeling or security architecture reviews — excluyenteSolid understanding of OAuth, IAM, and least privilege design patterns — excluyenteAbility to read code and write scripts, ideally in Python — excluyenteCloud Security experience (GCP preferred)Advanced English — written and spokenBased in Buenos Aires, Argentina — MandatoryNice to HaveFormal experience in AI Security (a plus, not required — we will invest in your growth)Familiarity with OWASP LLM Top 10Experience with GCP, Kubernetes, Docker, GitHub ActionsFintech background — PCI DSS, SOC 2Knowledge of Product Security practicesWhat We Are NOT Looking ForOffensive security profiles (no pentesting or red team roles)Specialists with no generalist security foundationAbout WisetWiset is a nearshore software staff augmentation company connecting senior LATAM engineers with high-growth US technology companies.
We place engineers who want to work on meaningful products, earn competitive compensation, and grow within a curated professional network.
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📌 Senior Ai Security Engineer (Chubut)
🏢 Wiset
📍 Chubut