Research Engineer – Cybersecurity RL jobs in United States
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Anthropic · 1 day ago

Research Engineer – Cybersecurity RL

positionSan Francisco, CA
timeFull-time
remoteHybrid
seniorityMid, Senior Level
money$300K/yr - $405K/yr

Anthropic is a public benefit corporation focused on creating reliable, interpretable, and steerable AI systems. The Research Engineer in the Cybersecurity RL team will advance the capabilities of AI models in secure coding and vulnerability remediation while collaborating with a diverse team of experts.

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
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H1B Sponsorednote

Responsibilities

Help to safely advance the capabilities of our models in secure coding, vulnerability remediation, and other areas of defensive cybersecurity
Blend research and engineering by developing novel approaches and realizing them in code
Design and implement RL environments, conduct experiments and evaluations, and deliver work into production training runs
Collaborate with other researchers, engineers, and cybersecurity specialists across and outside Anthropic

Qualification

Cybersecurity researchMachine learningSoftware engineeringRL techniquesLLM training methodologiesSecurity engineeringFuzzingDetectionResponseCTF competitionsCollaboration skills

Required

Have experience in cybersecurity research
Have experience with machine learning
Have strong software engineering skills
Can balance research exploration with engineering implementation
Are passionate about AI's potential and committed to developing safe and beneficial systems
Education requirements: We require at least a Bachelor's degree in a related field or equivalent experience

Preferred

Professional experience in security engineering, fuzzing, detection and response, or other applied defensive work
Experience participating in or building CTF competitions and cyber ranges
Academic research experience in cybersecurity
Familiarity with RL techniques and environments
Familiarity with LLM training methodologies

Benefits

Optional equity donation matching
Generous vacation and parental leave
Flexible working hours

Company

Anthropic

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Anthropic is an AI research company that focuses on the safety and alignment of AI systems with human values.
dateFounded in 2021
location
San Francisco, California, USA
people-size501-1000 employees
web-link
https://www.anthropic.com

H1B Sponsorship

Anthropic has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (105)
2024 (13)
2023 (3)
2022 (4)
2021 (1)

Funding

Current Stage
Late Stage
Total Funding
$33.74B
Key Investors
Lightspeed Venture PartnersGoogleAmazon
2025-09-02Series F· $13B
2025-05-16Debt Financing· $2.5B
2025-03-03Series E· $3.5B

Leadership Team

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Dario Amodei
CEO & Co-Founder
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Daniela Amodei
President and co-founder
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Recent News

Crain's New York Business
AI startup Anthropic looks to expand its Manhattan office space
2026-01-21
Technology - WSJ.com
Anthropic CEO Says Government Should Help Ensure AI’s Economic Upside Is Shared
2026-01-21
Tech
Anthropic appoints Mariano-Florentino Cuéllar to its independent trust, two members conclude terms
2026-01-21
Company data provided by crunchbase