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Principal Security Engineer

Estonia, Tallinn💼 Full-time🗓 2026-05-04 → 2026-09-26

Core

Architect and build scalable security solutions, autonomous security agents using LLMs, and AI security controls for a cloud-native SaaS platform.

Role type

Principal Security Engineer (AI & Cloud Security)

Builds

Automated security agents, IAM systems, threat detection capabilities, and secure AI/ML pipelines

Domain

SaaS, Cloud Security, AI/ML Security

Deliverable

production ML models | infrastructure

Required skills

Cloud security architecture, LLM and agentic framework development, IAM, network security, Secure SDLC/DevSecOps, incident response, technical mentorship

Preferred skills

Experience with AI-assisted coding tools, prompt injection defense, model inversion prevention

Technologies

LLM APIs, agentic frameworks, IaC, CI/CD pipelines

Responsibilities

Engineer scalable security solutions for cloud-native environments; Develop autonomous security agents and workflows using LLMs; Design automated IAM and threat detection capabilities; Create security controls for AI-driven products; Lead response during active security incidents; Partner with Engineering/SRE to embed security in Platform and IaC

Seniority

Principal, hands-on IC with strategic advisory

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