AI Security / GenAI

  • A termo incerto
  • Full time
  • Hybrid (Lisboa, Portugal)

At Brix IT, we build technology with purpose.
We’re a specialized IT consultancy focused on tailored solutions, technical excellence, and long-term partnerships.

We believe technology is made by people, for people — and that’s why we place talent at the heart of everything we do. Here, you’ll find a transparent, collaborative environment where growth truly matters.

If you’re looking for a project built on vision, trust, and real impact, Brix might be your next step.

Opportunity Overview

Our client in the banking sector is looking for an AI Security / GenAI Specialist to support the secure design, review, and deployment of AI and Generative AI solutions. The role focuses on identifying, assessing, and mitigating security risks associated with LLM-based platforms, AI agents, APIs, and integrations, ensuring compliance with security, privacy, and governance requirements.

Key Responsibilities

  • Support and review AI/GenAI use cases from design through production.

  • Define security requirements for AI platforms, APIs, agents, tools, and integrations.

  • Conduct architecture reviews, security assessments, and threat modelling activities.

  • Validate deployments against security, privacy, logging, monitoring, and auditability requirements.

  • Identify and mitigate risks such as:

    • Prompt injection and jailbreak attacks

    • Sensitive data exposure and leakage

    • Unsafe tool usage and excessive agent autonomy

    • Uncontrolled resource consumption

    • Insecure integrations and poisoned inputs

  • Define and implement guardrails for sensitive, confidential, personal, and regulated data.

  • Ensure effective logging, monitoring, audit trails, and control validation.

  • Contribute to AI security governance, standards, and secure-by-design practices.

Required Experience

  • Strong background in Cybersecurity, ideally within:

    • Application Security

    • Product Security

    • Cloud Security

    • Security Architecture

  • Understanding of GenAI and LLM-based solutions from a security and risk management perspective.

  • Experience performing:

    • Security reviews

    • Architecture reviews

    • Threat modelling

    • Definition and validation of security controls

  • Solid knowledge of:

    • Identity and Access Management (IAM)

    • API Security

    • Secrets Management

    • Logging and Monitoring

    • Data Protection and Privacy

  • Ability to challenge technical implementations and ensure controls are properly applied.

Preferred Experience

Cloud & AI Platforms

  • AWS and/or Azure environments

  • AWS Bedrock

  • Azure OpenAI

  • Azure AI Foundry

  • Databricks (from a security and governance perspective)

Security Frameworks & Standards

  • OWASP Top 10 for LLM Applications

  • Secure AI Framework (SAIF)

  • Model Context Protocol (MCP)

  • Agent-to-Agent (A2A) security concepts

  • MCP-38 risk taxonomy

  • DevSecOps and/or MLOps environments

Core Competencies

  • Ability to translate AI security risks into clear technical requirements.

  • Strong risk assessment, prioritisation, and decision-making skills.

  • Capability to effectively challenge and validate technical implementations.

  • Strong collaboration skills across Security, Engineering, Product, and Data teams.

  • Focus on practical, enforceable, and auditable security controls.

Why Brix:

At Brix IT, we care about what really matters: people, balance, and continuous growth.

Personalized career development: Your career path is built with you — based on your short and long-term goals and shaped to match your pace.

Projects with purpose: We work with clients across multiple industries, giving you exposure to different challenges and meaningful tech experiences.

Ongoing learning: From tech certifications to soft skills training, we support your growth through tailored learning opportunities.

Flexible work models: Remote, hybrid, or onsite — we adapt to what makes sense for you and for each project.

Human-centered culture: We’re a close-knit team with real transparency and care. We value genuine relationships, collaboration, and the well-being of those who grow with us.

Well-being matters: We know that performance depends on a healthy balance between personal and professional life. That’s why we promote a respectful, supportive environment that encourages responsible time management — recognizing well-being as key to sustainable, high-quality performance.