Information Security Engineer

• Evaluate conversational AI models for vulnerabilities through jailbreaks, prompt injections, and misuse cases.
• Generate high-quality human data by annotating failures, classifying vulnerabilities, and flagging systemic risks.
• Apply structure by following taxonomies, benchmarks, and playbooks to maintain consistent testing.
• Document reproducibly by producing reports, datasets, and attack cases that customers can act on.
• Work independently and asynchronously to meet deadlines while improving AI model performance., PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity., + $150,000-180,000 per year Workstream is a mission-driven company building the all-in-one HR, payroll, and hiring platform for managing the hourly workforce. There are 2.7 billion hourly workers, making up 8…

• 2 months ago

Must-Have

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

Preferred

• Experience in Adversarial ML (jailbreak datasets, prompt injection, RLHF/DPO attacks, model extraction).
• Background in Cybersecurity (penetration testing, exploit development, reverse engineering).
• Expertise in Socio-technical risk (harassment/disinfo probing, abuse analysis, conversational AI testing).

• Hourly contractor, Paid weekly.

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey., Allied Universal + San Francisco, CA + $43.84 per hour Overview Company Overview: Allied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. Whil…, © 2026 Careerjet All rights reserved