Senior Security Engineer, AI/ML

Company Overview

Qualys is a leading provider of cloud-based security and compliance solutions, processing vast amounts of data to help our global customers secure their networks, devices, and applications. With a strong focus on innovation and scale, Qualys empowers organizations to achieve continuous security and compliance through real-time visibility and analytics. As we continue to grow, we are looking for passionate and skilled professionals to join our mission in redefining the future of cybersecurity.

Position Overview

We are seeking a Senior Security Engineer – AI/ML who sits at the intersection of hands-on AI/ML engineering and offensive security research. You will both build andbreak:designing and deploying GenAI and agentic systems that power next-generation threat detection, while red teaming those same systems to uncover prompt injection exploits, adversarial inputs, model manipulation, and other emerging AI threats.

This is a senior, dual-mandate role for an engineer who is equally comfortable orchestrating multi-agent pipelines and RAG architectures as they are tearing them apart to find weaknesses. You will set the technical bar for secure-by-design AI at Qualys, mentor other engineers, and translate research into production hardening strategies.

Key Responsibilities

Build

• Build and deploy GenAI applications usingLangChain,LlamaIndex, or similar frameworks, and orchestrate agentic AI workflows with tools such asAutoGen,CrewAI, or custom agent-based architectures.

• Design, train, and evaluate ML models from scratch, spanning both classical ML and deep learning, and develop end-to-end pipelines for ingestion, preprocessing, training, evaluation, and deployment.

• Implement andoptimizeRAG pipelines using embeddings and vector databases (e.g., FAISS, Pinecone,Qdrant), with security and target="_blank">EEO policy.