AI Security Tester - Technology - Full-time Berkshire, New York, United States · Full Time Posted 2026-09-10 📌 Job Title: AI Security Tester - Technology - Full-time📍 Location: Berkshire (Hybrid)🕐 Employment type: Full-time🌍 Environment: Technology Environment About the Role Are you passionate about breaking AI systems before adversaries do? As an AI Security Tester at RiskPod, you'll use your deep offensive security expertise to help safeguard next-generation AI solutions. In this role, you'll simulate real-world attacks to uncover vulnerabilities in AI/ML systems, ensuring secure and trustworthy AI deployments. Key Responsibilities Conduct adversarial testing to challenge AI model safety and guardrails. Perform penetration testing and fuzzing of AI systems. Identify risks such as data poisoning, model evasion, hallucinations, and bias. Validate data privacy controls, including PII handling and encryption. Simulate attack scenarios and exploit attempts. Document vulnerabilities, unexpected behaviours, and evidence in lower environments. Analyse threat vectors and recommend mitigation strategies. Your Profile 5+ years in offensive cybersecurity (AppSec, Pen Testing, Red Teaming). Minimum 2 years focused on AI/ML security. Strong programming skills in Python or Java. Hands-on experience with ML frameworks (e.g., PyTorch, TensorFlow). Familiarity with AI tooling (e.g., LangChain, LlamaIndex, red-teaming toolkits). Proven ability to assess and secure AI systems end-to-end. What's Offered Competitive salary of £55,000–£60,000. Hybrid working model with occasional travel to Mastek offices or customer locations. Opportunity to work in a cutting-edge AI-powered marketplace. Equity partnership in the business. Ideal Candidate The ideal candidate is a seasoned security professional with a passion for AI and machine learning. You have a proven track record in offensive security and a keen eye for identifying vulnerabilities in AI systems. Your strong technical skills in Python or Java, combined with hands-on experience with ML frameworks, make you a perfect fit for this role. If you're ready to take on the challenge of safeguarding AI solutions, we'd love to hear from you. When you apply to this role, AI may be used to help analyse and format your information so the hiring team can review it more easily. Frequently asked questionsHow do I apply for the AI Security Tester - Technology - Full-time role?You can apply directly on this page — submit your CV and contact details through the application form, no account required.