Offensive Security Engineer – AI Automation

You will primarily be responsible for: ​ 

• Lead adversarial security reviews of AI-enabled systems, gateways, APIs, and automation platforms to validate architectural and operational resilience

• Contribute to security and architecture reviews to ensure AI and core security components are designed and operated securely from MVP through target state

• Design, assess, and challenge security architectures for AI agents, automation workflows, identity flows, and trust boundaries

• Develop and maintain automated Red Team tooling to continuously test exposed attack surfaces and security assumptions

• Translate Red Team findings into architectural guidance, security patterns, and actionable design improvements

• Produce clear security architecture and threat documentation for AI and automation technologies

• Work closely with engineering, platform, and operations teams to validate security controls and operational readiness

• Provide expert support during security incidents, design escalations, and high-risk technical decisions

Your profile:​ 

• Strong background in offensive security and Red Team operations

• Proven experience in security architecture and secure system design

• Hands-on automation and scripting experience (Python required)

• Solid understanding of APIs, distributed systems, identity, and authorization models

• Practical experience assessing AI systems, agents, or automation frameworks

• Confident, pragmatic, and comfortable challenging design decisions

• Self-starter with the ability to operate autonomously in ambiguous environments

• Clear and effective written and verbal communication skills

• Able to adapt quickly to changing priorities while managing multiple initiatives

• Comfortable working independently or as part of cross-functional teams

• Experience in regulated or financial environments is a strong plus

• Certified knowledge of Cloud Environments such as Azure and AWS is also a plus

Apply by submitting a CV in English. 

Euronext Values

Unity

•        We respect and value the people we work with

•        We are unified through a common purpose

•        We embrace diversity and strive for inclusion

Integrity

•        We value transparency, communicate honestly and share information openly

•        We act with integrity in everything we do

•        We don’t hide our mistakes, and we learn from them

Agility

•        We act with a sense of urgency and decisiveness

•        We are adaptable, responsive and embrace change

•        We take smart risks

Energy

•        We are positively driven to make a difference and challenge the status quo

•        We focus on and encourage personal leadership

•        We motivate each other with our ambition

Accountability

•           We deliver maximum value to our customers and stakeholders

•           We take ownership and are accountable for the outcome

•           We reward and celebrate performance

We are proud to be an equal opportunity employer. We do not discriminate against individuals on the basis of race, gender, age, citizenship, religion, sexual orientation, gender identity or expression, disability, or any other legally protected factor. We value the unique talents of all our people, who come from diverse backgrounds with different personal experiences and points of view and we are committed to providing an environment of mutual respect.

This job description is only describing the main activities within a certain role and is not exhaustive. It does not prevent to add more tasks, projects.