Join Axians, where innovation thrives on trust and autonomy, and where every challenge is an opportunity to create technology with impact.
AI Security Specialist - Microsoft Copilot Backend & 3rd Level Support
What We Are Looking For
We are looking for a Copilot Security Specialist to secure and govern Microsoft Copilot environments, ensuring the protection of AI-driven workloads through robust security controls, threat modeling, monitoring, and incident response. Working closely with cybersecurity and cloud teams, you will help drive the secure adoption of Copilot across the organization while implementing Zero Trust principles and Microsoft security best practices.
What You Will Do on a Daily Basis
Copilot Security Assessment: Performing regular security reviews of Copilot deployments and identifying threats such as prompt injection, model tampering, and data poisoning
Security Architecture & Hardening: Implementing Identity and Access Management, Conditional Access policies, and Zero Trust principles for Copilot workloads
Threat Modeling & Testing: Developing threat models and executing controlled security tests and red‑team activities
Monitoring & Incident Response: Building monitoring capabilities, detecting anomalies, and responding to Copilot‑related security incidents
Advanced Support (3rd Level): Handling complex security, performance, and usage issues related to Copilot
Support Enablement & Knowledge Transfer: Enabling Copilot support staff through internal documentation, guardrails, and targeted trainings; defining escalation patterns and support standards together with the support organization
Security Policies & Controls: Defining security controls and operational guardrails for Copilot usage
Plugin & Integration Security: Assessing custom Copilot plugins and third‑party integrations
Data Flow & Encryption Validation: Analyzing Copilot data flows and validating encryption and protection mechanisms
Your Main Qualifications
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
Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or a related field
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
What We Offer
Stable professional career
Working with Axians projects becomes an asset to those of us who want to offer stability through a secure career.
Prospects for career advancement
You can access training and new certifications that will further elevate your skills. The 360° evaluation from managers and peers will also allow you to evolve.
Work Life Balance
By collaborating with Axians, you will be able to reconcile work and family requirements without neglecting either area.
Attractive, evolving compensation
When working with Axians, you will have access to performance bonuses in addition to an attractive salary pack (base salary + benefits). You are also entitled to health insurance and an employee assistance program for you and your family (Psychological, Legal, Psychosocial, and Financial support).
Axians is the VINCI Energies brand dedicated to Information Technology and Digital Transformation. With an international presence and a people-to-people approach, we combine technology, innovation, and proximity to create real impact for organizations and society.
Join Axians
At Axians, we believe that talent does not fit a single profile. We value diversity and promote an inclusive environment where everyone has the opportunity to grow and contribute. If you have a disability or impairment, we are committed to ensuring equal opportunities throughout the recruitment and onboarding process. Whenever needed, we provide reasonable accommodations so that you can participate on an equal basis. If you require any accommodation, please let us know by contacting us at recrutamento.axianspt@axians.com.
5+ years cybersecurity experience, 3+ years Microsoft 365 and Azure security, strong knowledge of Microsoft Defender, Entra ID, Conditional Access, Zero Trust, threat modeling, and practical experience with PowerShell, Python, or C#. Bachelor's degree in computer science, cybersecurity, or related field.
Key Responsibilities
- securing Copilot environments
- implementing security controls
- providing advanced support
Skills & Tools
Microsoft Copilot, Microsoft Defender, Entra ID, PowerShell, Python, C#
Job Details
- Category: Information Technology
- Seniority: Senior Level
- Commitment: Full Time
- Workplace: Remote — Lisbon, Lisbon, Portugal
- Languages: English
About Axians
A VINCI Energies brand dedicated to information technology and digital transformation, combining technology, innovation, and proximity. — Industry: Information Technology