Nuclear AI Safety Evaluators & SMEs

Pasiflora AI; Ireland; Remote; EUR 28,000 - 50,000; Full time

Benefits offered by this job

Fully remote contract work

Shaping AI safety practices

Two tiers: annotators and SMEs

Project-based schedule

Job summary

Pasiflora AI LLC is seeking qualified professionals for a remote contract project evaluating AI safety related to nuclear content. Tier 1 annotators review prompts, classify content, and rank safety with clear rationales, while Tier 2 auditors QA Tier 1 work and validate complex cases.

Applicants should hold STEM degrees; Tier 2 requires PhD or equivalent, with backgrounds in nuclear engineering, physics, or related fields. Remote, contract work across eligible locations.

Qualifications

• Tier 1 requires a Bachelor's or Master's in a STEM field.
• Tier 2 requires a PhD or equivalent advanced expertise.
• Background in Nuclear Engineering, Nuclear Physics, Physics, Mechanical or Chemical Engineering, Materials Science, or related discipline.
• Experience in nuclear technology or safety may substitute for a degree.

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 thinking

Attention to detail

Nuclear expertise

Education

Bachelor's or Master's degree in a relevant STEM field

PhD or equivalent advanced 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 nuclear-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. Relevant backgrounds may include Nuclear Engineering, Nuclear Physics, Physics, Mechanical Engineering, Chemical Engineering, Materials Science, or related disciplines. Relevant professional experience in nuclear technology, reactor systems, nuclear materials, radiation, nuclear facilities, laboratory research, nuclear safety, or engineering may also qualify.
Tier 2 - Senior SMEs and Auditors PhD or equivalent advanced industry or professional expertise in a relevant field. Relevant backgrounds may include Nuclear Engineering, Nuclear Physics, Physics, Nuclear Chemistry, Materials Science, or related fields. Strong candidates may have professional experience in nuclear operations, reactor technology, nuclear fuel and materials, nuclear security or safeguards, nuclear safety, national laboratories, government, defense, or regulatory environments.

Who we're looking for

We value real-world nuclear expertise, analytical judgment, and strong attention to detail. Experience in AI evaluation, AI safety, scientific research, technical review, or quality assurance is a plus. Candidates may qualify through formal education or through substantial industry or professional experience relevant to nuclear science or engineering.
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 Nuclear Engineering, Nuclear Physics, Physics, Nuclear Chemistry, Mechanical or Chemical Engineering, Materials Science, or a related discipline
• Professional experience in nuclear technology, reactor systems, nuclear materials, radiation, nuclear facilities, laboratory research, or nuclear 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
• Nuclear Engineering
• Reactor Systems
• AI Safety
• Nuclear Physics

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