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GenAI Security Specialist

Alice (Formerly ActiveFence)
Full-time
On-site
England, United Kingdom
Specialist
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines.
In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.

What We Are Looking For
As a Red Team Specialist focused on GenAI models, you will play a critical role in safeguarding the security and integrity of commercial cutting-edge AI technologies. Your primary responsibility will be to analyze and test commercial GenAI systems including, but not limited to, language models, image generation models, and related infrastructure. The objective is to identify vulnerabilities, assess risks, and deliver actionable insights that strengthen AI models and guardrails against potential threats.
Key Responsibilities
Execute sophisticated and comprehensive attacks on generative foundational models and agentic frameworks.
Assess the security posture of AI models and infrastructure, identifying weaknesses and potential threats.
Collaborate with security teams to design and implement effective risk mitigation strategies that enhance model resilience.
Apply innovative testing methodologies to ensure state-of-the-art security practices.
Document all red team activities, findings, and recommendations with precision and clarity.

Requirements
Must-Have
Strong understanding of AI architecture, frameworks and agentic applications.
Hands on experience in AI vulnerability research.
Minimum of 3 years of experience in offensive cybersecurity, with a focus on penetration testing.
Exceptional analytical, problem-solving, and communication skills.
Ability to thrive in a fast-paced, dynamic environment.
Nice-to-Have
Bachelor’s or Master’s degree in Computer Science, Information Security, or a related field.
Advanced certifications in offensive cybersecurity (e.g., OSWE, OSCE3, SEC542, SEC522).
Proficiency in Python.
Webint / OSINT experience.