Radiological AI Safety Evaluators & SMEs

Pasiflora AI; Belgique; Remote; EUR 31,000 - 74,000; Full time

Benefits offered by this job

Fully remote contract

Job summary

Pasiflora AI LLC is seeking qualified professionals for an AI Safety Evaluation Project focused on radiological, nuclear, and CBRN content. Roles include Tier 1 reviewers and Tier 2 SMEs, reviewing prompts, classifying content, and auditing annotations.

Remote contract across eligible locations with flexible scheduling. Ideal candidates hold STEM degrees (Tier 1) or a PhD (Tier 2) and have analytical judgment, attention to detail, and experience in AI safety or scientific review.

Qualifications

• Tier 1: Bachelor’s or Master’s degree in a relevant STEM or technical field.
• Tier 2: PhD or equivalent advanced industry or professional expertise.
• Background in Physics, Nuclear Engineering, Radiological Science, Health Physics, Chemistry, Chemical Engineering, Materials Science, or related fields.
• Based in the US, Canada, the UK, Europe, or Australia.
• Analytical judgment and strong attention to detail.
• Plus: experience in AI evaluation, AI safety, scientific research, technical review, or quality assurance.

Responsibilities

• Tier 1: review AI prompts and model responses
• Tier 1: classify content as Benign, Dual-Use, or Malicious using project guidelines
• Tier 1: evaluate and rank responses for safety, and give a clear rationale for each
• Tier 1: identify the legitimate and the potentially harmful components of dual-use scenarios
• Tier 2: audit and QA Tier 1 annotations, and review complex or flagged cases
• Tier 2: validate classifications, rankings, rationales, and reference responses
• Tier 2: ensure evaluations meet appropriate scientific, technical, and safety standards

Skills

Analytical judgment

Attention to detail

AI evaluation

AI safety

Education

Bachelor’s or Master’s degree in a relevant STEM or technical field

PhD or equivalent advanced industry or professional expertise

Job description

AI Safety Evaluation Project

Remote | Contract Locations: US, Canada, UK, Europe, and Australia

We are seeking qualified scientific and technical professionals to support an AI safety evaluation project focused on radiological, nuclear, and CBRN-related content.

The work involves reviewing AI-generated prompts and responses, evaluating safety risks, identifying dual-use content, and assessing technical accuracy and responsible handling.

Tier 1 – First-Pass Annotators Bachelor’s or Master’s degree in a relevant STEM or technical field. Strong backgrounds may include Physics, Nuclear Engineering, Nuclear Physics, Radiological Science, Radiation Physics, Health Physics, Chemistry, Chemical Engineering, Materials Science, or related engineering disciplines. Relevant professional experience in radiation, nuclear technology, hazardous materials, laboratory science, engineering, or safety may also qualify.

Tier 2 – Senior SMEs and Auditors PhD or equivalent advanced industry or professional expertise in a relevant field. Relevant backgrounds include Nuclear Engineering, Nuclear Physics, Physics, Radiological Science, Radiation Physics, Health Physics, Chemistry, Chemical Engineering, CBRN-related science and engineering, or closely related fields. Strong candidates may have professional experience in nuclear or radiological operations, radiation safety, nuclear security or safeguards, CBRN preparedness, hazardous-materials safety, scientific research, national laboratories, defense, or regulatory environments.

Who we’re looking for

We value real-world subject‑matter expertise, analytical judgment, and strong attention to detail. Experience in AI evaluation, AI safety, scientific research, technical review, or quality assurance is a plus. CBRN experience is welcome, including expertise in Chemical, Biological, Radiological, or Nuclear domains.

Remote and contract, within the eligible locations listed above.

Responsibilities

• Tier 1: review AI prompts and model responses
• Tier 1: classify content as Benign, Dual-Use, or Malicious using project guidelines
• Tier 1: evaluate and rank responses for safety, and give a clear rationale for each
• Tier 1: identify the legitimate and the potentially harmful components of dual-use scenarios
• Tier 2: audit and QA Tier 1 annotations, and review complex or flagged cases
• Tier 2: validate classifications, rankings, rationales, and reference responses
• Tier 2: ensure evaluations meet appropriate scientific, technical, and safety standards

Requirements

• Tier 1: Bachelor’s or Master’s degree in a relevant STEM or technical field
• Tier 2: PhD or equivalent advanced industry or professional expertise
• A background in Physics, Nuclear Engineering, Nuclear Physics, Radiological Science, Radiation Physics, Health Physics, Chemistry, Chemical Engineering, Materials Science, or a related engineering discipline
• Professional experience in radiation, nuclear technology, hazardous materials, laboratory science, engineering, or safety may qualify in place of a specific degree
• Based in the US, Canada, the UK, Europe, or Australia
• Analytical judgment and strong attention to detail
• A plus: experience in AI evaluation, AI safety, scientific research, technical review, or quality assurance

Expertise

• Remote
• Contract
• Radiological Science
• Health Physics
• AI Safety
• CBRN

Benefits

• Fully remote contract work within the eligible locations
• Work that shapes how AI models handle high-risk technical content
• Two tiers, so both first-pass annotators and senior SMEs can take part
• Project-based, on your own schedule