ReflectionAI

Member of Technical Staff - Safety

San Francisco · Staff+

H1B sponsorship availableDetected 189 days ago

Machine LearningLLMsResearch

About the role

Work hand-in-hand with the Alignment team to translate safety findings into concrete guardrails, ensuring models behave reliably under stress and adhere to deployment policies.

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.
Own the red-teaming and adversarial evaluation pipeline for Reflection's models, continuously probing for failure modes across security, misuse, and alignment gaps.
Develop scalable, automated safety benchmarks that evolve alongside our model capabilities, moving beyond static datasets to dynamic adversarial testing.
Research and implement state-of-the-art jailbreaking techniques and defenses to stay ahead of potential vulnerabilities in the wild.
Sponsorship support: We sponsor visas to help exceptional talent join our team and support long-term immigration pathways where applicable.
Team building: We have regular off-sites, happy hours, and team celebrations.
Joining Reflection means building from the ground up as part of a talent-dense team.

Deep technical understanding of LLM safety, including adversarial attacks, red-teaming methodologies, and interpretability.
Thrive in a fast-paced, high-agency startup environment with bias toward action.
Willing to make high-stakes decisions regarding model release and safety thresholds.
Passionate about advancing the frontier of intelligence.

Salary and equity structured to recognize and retain our talent globally.
Health & wellness: Comprehensive medical, dental, vision, and life, with an annual wellness allowance.

Top-tier compensation: Salary and equity structured to recognize and retain our talent globally.
Stock options: Everyone who joins and contributes to Reflection's success gets to share in the upside through stock options.
Health & wellness: Comprehensive medical, dental, vision, and life, with an annual wellness allowance.
Life & family: 22 weeks paid parental leave for all new birthing and non-birthing parents, including adoptive and surrogate journeys.
Vacation days: Unlimited paid time off in the U.S. and 30 days in the U.K.

We sponsor visas to help exceptional talent join our team and support long-term immigration pathways where applicable.

This listing is sourced directly from ReflectionAI's careers page and normalized into a canonical job model.