AI Safety Specialist (Remote) - Adversarial Testing

mercor; Portugal; Remote; EUR 36,000 - 55,000; Part time

Job summary

Mercor connects elite creative and technical talent with leading AI research labs and offers a remote contract position for AI Safety Experts fluent in English and Portuguese. The role focuses on red-teaming conversational AI, annotating failures, and documenting vulnerabilities to help clients improve model safety.

Applicants should demonstrate strong communication skills and experience in AI adversarial work or cybersecurity, with the ability to work asynchronously in a global, remote setting.

Qualifications

• Native fluency in English and Portuguese (global, excluding Brazilian Portuguese).
• Prior red teaming experience in AI adversarial work, cybersecurity, or socio-technical probing.
• Strong communication skills to explain risks clearly to technical and non-technical stakeholders.

Responsibilities

• Red team conversational AI models by performing jailbreaks, prompt injections, misuse cases, and bias exploitation.
• Generate high-quality data by annotating failures, classifying vulnerabilities, and flagging systemic risks.
• Apply structure by following taxonomies and playbooks to maintain consistent testing.
• Document reports, datasets, and attack cases that customers can act on.
• Work independently and asynchronously to improve AI model safety.

Skills

Bilingual English/Portuguese

Red team testing

Cybersecurity basics

Strong communication

Tools

Adversarial ML

Penetration testing

Reverse engineering

Job description

Mercor connects elite creative and technical talent with leading AI research labs and offers a remote contract position for AI Safety Experts fluent in English and Portuguese. The role focuses on red-teaming conversational AI, annotating failures, and documenting vulnerabilities to help clients improve model safety.

Applicants should demonstrate strong communication skills and experience in AI adversarial work or cybersecurity, with the ability to work asynchronously in a global, remote setting.