Subject Matter Expert, Child Safety

reflection • United Kingdom

Visa Sponsorship

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AI Summary

Serve as the internal authority on child safety, CSAM/CSEM, and CSEA for AI models and products. Own child safety evaluations, human and auto-grading, and enforcement workflows end-to-end. Requires deep expertise in child safety, trust & safety operations, and experience with AI misuse patterns.

Key Highlights

Internal authority on child safety, CSAM/CSEM, and CSEA for AI models.

Owns end-to-end child safety evaluations, grading, and enforcement workflows.

Requires deep subject matter expertise and experience with AI misuse.

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Key Responsibilities

Serve as Reflection's internal subject matter expert on child safety, CSAM/CSEM, and online child sexual exploitation and abuse (CSEA), and set the standards, definitions, and escalation thresholds the lab operates against.

Partner with Safety research and engineering teams to create new automated evaluations.

Own the day-to-day operation of child safety content evaluation and review workflows, including task routing, queue management, quality assurance, escalation handling, and SLA monitoring.

Serve as the primary point of contact for review partners conducting child safety content review, including onboarding, training, calibration, and ongoing support.

Review novel or ambiguous flagged content to drive enforcement decisions, and surface policy and product gaps to the Alignment, Safety, and Policy teams.

Partner with engineering to design, evaluate, and improve detection models, hash-matching pipelines, and automated enforcement systems, and to build child safety considerations into our pre-release evaluation and red-teaming process.

Validate that models meet Reflection's child safety risk thresholds before open weights ship.

Develop and maintain internal documentation, decision trees, and review guidelines that enable accurate, consistent enforcement at scale.

Identify and report emerging misuse patterns and threat actor behavior to internal stakeholders across the company.

Coordinate reporting obligations to relevant external bodies (e.g., NCMEC) in accordance with applicable law and Reflection policy.

Stay current on evolving legal frameworks, enforcement best practices, and child safety technology, and use these to keep our workflows ahead of the threat landscape.

Technical Skills Required

Child Safety CSAM/CSEM SQL

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Benefits & Perks

Top-tier compensation

Stock options

Health & wellness

Paid parental leave

Unlimited paid time off (US)

30 days paid time off (UK)

Sponsorship support

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Nice to Have

Familiarity with CSAM/CSEM classification standards (e.g., COPINE, SAM scale).

Experience working with or reporting to NCMEC, IWF, or equivalent child safety reporting bodies.

Familiarity with relevant legal and regulatory frameworks, including CSAM reporting obligations, KOSA, COPPA, or equivalent international frameworks.

Experience with generative AI products and an understanding of how AI systems can be misused to generate or facilitate CSEA.

Experience with hash-matching or perceptual hashing technologies used in CSAM detection (e.g., PhotoDNA, CSAI Match).

Familiarity with age assurance technologies and their role in child safety enforcement.

Experience designing or evaluating trauma-informed support structures and wellness protocols for content reviewers.

Proficiency in Python for workflow automation or data analysis.

Additional language proficiency beyond English.

Job Description

Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future of AI. Our mission: make intelligence open and accessible to all.

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