AI Security Specialist

Dellent is a consulting company focused in System Information and Telecommunications. Our goal is to help our candidates and consultants to take a step forward in their careers through projects that meet their needs and expectations.

If you enjoy the thrill of the challenges that Digital Transformation and Energy Transition bring to companies, this project may be interesting to you. Here you will be able to work with the development of personalized services and end-to-end solutions.

We are looking for a AI Security Specialist for a long term role in this hybrid project in Lisbon or Porto.

Your day to day

• Performing regular security reviews of Copilot deployments and identifying threats such as prompt injection, model tampering, and data poisoning;
• Implementing Identity and Access Management, Conditional Access policies, and Zero Trust principles for Copilot workloads;
• Developing threat models and executing controlled security tests and red‑team activities;
• Building monitoring capabilities, detecting anomalies, and responding to Copilot‑related security incidents;
• Handling complex security, performance, and usage issues related to Copilot (Support 3rd level);
• Enabling Copilot support staff through internal documentation, guardrails, and targeted trainings; defining escalation patterns and support standards together with the support organization;
• Defining security controls and operational guardrails for Copilot usage;
• Assessing custom Copilot plugins and third‑party integrations;
• Analyzing Copilot data flows and validating encryption and protection mechanisms.

What we're looking for

• Bachelor’s degree in Computer Science, Cybersecurity, Information Technology or a related field;
• 5+ years of experience in Cybersecurity;
• 3+ years in Microsoft 365 and Azure security;
• Strong knowledge of Microsoft Defender, Entra ID, Conditional Access, Zero Trust, and threat modeling;
• Practical experience with PowerShell, Python, or C# is required;
• A Master’s degree in Cybersecurity, Information Security or Applied Cryptography is a plus;
• Relevant security certifications (e.g. Microsoft Security, Azure Security, CISSP, AZ‑500) are beneficial and may substitute formal education;
• Fluency in english.

What you can expect from us

• Health insurance;
• A personalized training plan, with a budget to spend on the training and technical books you find necessary;
• Constant feedback so you can grow professionally;
• Remote onboarding process;
• Team events every semester so you can live new adventures;
• Exclusive discounts and offers from our partners;
• Culture of proximity and transparency. Your ideas and needs are heard and valued by us!