Joining KEYES means giving purpose to your talent. At KEYES, we are not just looking for technical expertise; we are looking for people who share our values. Join KEYES as a Senior Security Engineer – AI Security & Hardening!
YOUR MISSION
As a Senior Security Engineer, you will strengthen the security posture of our clients' environments, focusing on vulnerability management, system hardening, and the security of Artificial Intelligence solutions.
Identifying, analyzing, and prioritizing vulnerabilities affecting infrastructures, systems, applications, and cloud environments.
Maintaining continuous awareness of emerging vulnerabilities, cyber threats, and AI‑related security challenges.
Participating in the assessment and security of Artificial Intelligence solutions, including generative AI models, Machine Learning platforms, and associated data processing environments.
Defining and implementing hardening measures in accordance with security best practices and frameworks such as CIS Benchmarks, NIST, ANSSI, and other industry standards.
Designing and leading remediation plans aimed at reducing attack surfaces and improving the resilience of technical environments.
Performing technical risk assessments and providing security recommendations aligned with business requirements.
Identifying AI‑specific security risks, including prompt injection, data poisoning, model leakage, unauthorized access, sensitive data exposure, and other emerging threats, and implementing appropriate security controls.
Managing and administering PKI environments, including the full lifecycle management of digital certificates.
Participating in security investigations and contributing to the continuous improvement of security controls and protection mechanisms.
Collaborating with infrastructure, cloud, development, and governance teams to ensure security is integrated throughout the technology landscape.
YOUR TEAM
You will join the Security Operations team, composed of approximately 25 cybersecurity professionals within a broader Cybersecurity department of around 60 specialists.
OUR OFFER
A Senior Security Engineer function rich in responsibilities and challenges.
A team of enthusiastic, professional colleagues in which there is an excellent atmosphere and expertise is shared.
Tools and infrastructure that are consistently at the forefront of innovation.
Personalised career support to help you develop.
Many training opportunities and certifications.
A company with a friendly working atmosphere that is dynamic and oriented towards innovation.
Fun times – a food truck, barbecue, after‑work events, family day.
Complete salary package.
Teleworking opportunities (up to 3 days a week).
YOUR PROFILE
Minimum 5 years of experience in a Security Engineer or similar cybersecurity role.
Proven expertise in vulnerability management, security remediation, and system hardening.
Strong knowledge of Windows, Linux, Active Directory, networking, and cloud security principles.
Hands‑on experience with vulnerability assessment and remediation tools.
Experience securing cloud and hybrid environments.
Knowledge of AI security concepts and emerging risks associated with Generative AI and Machine Learning technologies.
Practical experience with PKI infrastructures and digital certificate lifecycle management.
Ability to conduct in‑depth technical analyses and translate findings into actionable security recommendations.
Strong analytical, problem‑solving, and communication skills.
Ability to work independently while collaborating effectively with multidisciplinary teams.
Soft skills
Strong analytical and problem‑solving skills.
Excellent communication skills.
Critical thinking and risk‑based decision making.
Proactive mindset and sense of ownership.
Do you recognise yourself in this description? Do you want to learn more? Apply now! You will be contacted shortly.
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