{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Job: Research Engineer, Cybersecurity RL (Reinforcement Learning)","description":"Anthropic job signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863","json_url":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863/signal.json","generated_at":"2026-06-11T03:54:57.700668+00:00","org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/anthropic","dossier_json_url":"https://onlylabs.fyi/labs/anthropic/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863","signal_json":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863/signal.json","source":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","lab_dossier":"https://onlylabs.fyi/labs/anthropic","lab_dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis":"https://onlylabs.fyi/analysis/anthropic","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/hiring","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml","data_business":{"radar":"https://onlylabs.fyi/data-radar","radar_json":"https://onlylabs.fyi/data-radar.json","opportunities":"https://onlylabs.fyi/opportunities","opportunities_json":"https://onlylabs.fyi/opportunities.json","lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}]}},"answer_pack":{"answer":"Anthropic opened Research Engineer, Cybersecurity RL (Reinforcement Learning) (San Francisco, CA | New York City, NY). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA | New York City, NY · Job opening at major AI lab, but routine. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Safety and policy in the data-business radar.","signal_desk":"hiring","source_context":{"source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","source_host":"job-boards.greenhouse.io","occurred_at":"2026-06-10T15:27:22+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at","context":"San Francisco, CA | New York City, NY"},"context_markers":[{"label":"Lab","value":"Anthropic","source":"signal"},{"label":"Signal desk","value":"hiring","source":"signal"},{"label":"Source host","value":"job-boards.greenhouse.io","source":"source"},{"label":"Location","value":"San Francisco, CA | New York City, NY","source":"signal"},{"label":"ATS","value":"greenhouse","source":"source"},{"label":"Notability","value":"Job opening at major AI lab, but routine","source":"signal"},{"label":"Radar lane","value":"Safety and policy","source":"radar"},{"label":"Matched term","value":"security","source":"radar"},{"label":"Watch term","value":"RL environments","source":"evidence"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"},{"label":"Watch term","value":"Agents and tool use","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://job-boards.greenhouse.io/anthropic/jobs/5025624008"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T03:54:57.700668+00:00"},"data_business":{"matches":true,"lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}],"matched_terms":["security"],"score":15,"reason":"Anthropic has a job signal matching safety and policy."},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863/signal.json","dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","data_radar_json":"https://onlylabs.fyi/data-radar.json","opportunities_json":"https://onlylabs.fyi/opportunities.json"},"analysis_playbook":{"objective":"Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.","evidence_focus":["role title","team or function","location","job description","data, eval, infra, safety, product, and GTM terms"],"extraction_questions":["Which teams are hiring repeatedly?","Which locations or hubs are becoming more important?","Which roles imply data, evaluation, infrastructure, or platform spend?","Which labs have hiring signals without a fresh standing analysis?"],"signal_questions":["What demand signal does this role create for teams, locations, infrastructure, evals, or data workflows?","Which teams are hiring repeatedly?","Which locations or hubs are becoming more important?","Which data-business lane explains this signal: Safety and policy?","Do the 6 related job signals show a repeated pattern?"],"output_fields":["org","team","location","role_theme","data_business_lane","evidence_url"],"data_business_relevance":"Hiring is the earliest demand signal for where frontier labs may need data products, eval tooling, infra vendors, and workflow support.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/anthropic/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/anthropic/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/hiring/signals.json","required":false},{"label":"data_radar_json","url":"https://onlylabs.fyi/data-radar.json","required":true}],"expected_output":["one-paragraph source-grounded interpretation","data-business implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Anthropic's job signal \"Research Engineer, Cybersecurity RL (Reinforcement Learning)\" for frontier lab strategy and data-business implications."},"semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Cybersecurity RL (Reinforcement Learning)","text":"Anthropic opened role Research Engineer, Cybersecurity RL (Reinforcement Learning)."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"is classified as","object":"job signal","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) is classified as job signal."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) belongs to hiring desk."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has context","object":"San Francisco, CA | New York City, NY","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has context San Francisco, CA | New York City, NY."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"matches data-business lanes","object":"Safety and policy","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) matches data-business lanes Safety and policy."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has captured page count","object":"1","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has captured page count 1."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has readable page count","object":"1","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has readable page count 1."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has related signal count","object":"6","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has related signal count 6."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has analysis playbook objective","object":"Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has analysis playbook objective Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has lab","object":"Anthropic","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has lab Anthropic."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has signal desk","object":"hiring","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has signal desk hiring."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has location","object":"San Francisco, CA | New York City, NY","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has location San Francisco, CA | New York City, NY."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has ats","object":"greenhouse","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has ats greenhouse."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has notability","object":"Job opening at major AI lab, but routine","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has notability Job opening at major AI lab, but routine."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has radar lane","object":"Safety and policy","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has radar lane Safety and policy."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has matched term","object":"security","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has matched term security."}]},"intelligence":{"signal_desk":"hiring","answer":"Anthropic opened Research Engineer, Cybersecurity RL (Reinforcement Learning) (San Francisco, CA | New York City, NY). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA | New York City, NY · Job opening at major AI lab, but routine. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Safety and policy in the data-business radar.","semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Cybersecurity RL (Reinforcement Learning)","text":"Anthropic opened role Research Engineer, Cybersecurity RL (Reinforcement Learning)."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"is classified as","object":"job signal","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) is classified as job signal."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) belongs to hiring desk."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has context","object":"San Francisco, CA | New York City, NY","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has context San Francisco, CA | New York City, NY."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","predicate":"matches data-business lanes","object":"Safety and policy","text":"Research Engineer, Cybersecurity RL (Reinforcement Learning) matches data-business lanes Safety and policy."}]},"signal":{"id":"114f1418-1a6f-4cd7-bfe3-e647c17f5863","url":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863","json_url":"https://onlylabs.fyi/signals/114f1418-1a6f-4cd7-bfe3-e647c17f5863/signal.json","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","title":"Research Engineer, Cybersecurity RL (Reinforcement Learning)","summary":"Anthropic opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"San Francisco, CA | New York City, NY","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-10T15:27:22+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://job-boards.greenhouse.io/anthropic/jobs/5025624008"]},"facets":{"location":"San Francisco, CA | New York City, NY","ats":"greenhouse"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":{"lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety"}],"score":15,"matched_terms":["security"],"reason":"Anthropic has a job signal matching safety and policy."}},"primary_evidence_page":{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","title":"Research Engineer, Cybersecurity Reinforcement Learning","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:54:57.700668+00:00","bytes":92686,"raw_path":"1af61c908a6886c7de14c4219680290ec103062a7876c4d28b724592fc99a4d3.html","content_hash":"9bbcb16a56e75245d46192e50fe565a72d37473a9acbca5e139ded7a4ee98c2d","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Cybersecurity RL (Reinforcement Learning) at Anthropic Back to jobs Research Engineer, Cybersecurity RL (Reinforcement Learning) San Francisco, CA | New York City, NY Apply About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About Horizons The Horizons team leads Anthropic's reinforcement learning (RL) research and development, playing a critical role in advancing our AI systems. We've contributed to every Claude release, with significant impact on the autonomy, coding, and reasoning capabilities of Anthropic's models. About the role We're hiring for the Cybersecurity RL team within Horizons. As a Research Engineer, you'll help to safely advance the capabilities of our models in secure coding, vulnerability remediation, and other areas of defensive cybersecurity. This role blends research and engineering, requiring you to both develop novel approaches and..."},"evidence_pages":[{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5025624008","title":"Research Engineer, Cybersecurity Reinforcement Learning","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:54:57.700668+00:00","bytes":92686,"raw_path":"1af61c908a6886c7de14c4219680290ec103062a7876c4d28b724592fc99a4d3.html","content_hash":"9bbcb16a56e75245d46192e50fe565a72d37473a9acbca5e139ded7a4ee98c2d","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Cybersecurity RL (Reinforcement Learning) at Anthropic Back to jobs Research Engineer, Cybersecurity RL (Reinforcement Learning) San Francisco, CA | New York City, NY Apply About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About Horizons The Horizons team leads Anthropic's reinforcement learning (RL) research and development, playing a critical role in advancing our AI systems. We've contributed to every Claude release, with significant impact on the autonomy, coding, and reasoning capabilities of Anthropic's models. About the role We're hiring for the Cybersecurity RL team within Horizons. As a Research Engineer, you'll help to safely advance the capabilities of our models in secure coding, vulnerability remediation, and other areas of defensive cybersecurity. This role blends research and engineering, requiring you to both develop novel approaches and..."}],"related_signals":[{"id":"7545b64a-3699-4461-aa7b-591f0ff8399b","url":"https://onlylabs.fyi/signals/7545b64a-3699-4461-aa7b-591f0ff8399b","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5186852008","title":"Product Support Specialist (Singapore)","context":"Singapore","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:01:19+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"46fed67d-fb9e-4ec4-8fa5-e065cb534ade","url":"https://onlylabs.fyi/signals/46fed67d-fb9e-4ec4-8fa5-e065cb534ade","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5186965008","title":"Product Support Specialist (Singapore - Weekend Coverage)","context":"Singapore","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:01:17+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"22609fbe-e554-4224-8abb-7130c97381bf","url":"https://onlylabs.fyi/signals/22609fbe-e554-4224-8abb-7130c97381bf","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/4979585008","title":"Product Support Specialist","context":"Boston, MA; San Francisco, CA | New York City, NY | Seattle, WA; Washington, DC","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T04:56:33+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"703f4263-e360-4fec-ae39-d05490a48eca","url":"https://onlylabs.fyi/signals/703f4263-e360-4fec-ae39-d05490a48eca","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5253274008","title":"Enterprise Threat Intelligence Lead, Global Safety, Intelligence & Security ","context":"San Francisco, CA | Seattle, WA | New York City, NY | Washington, DC","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:38:05+00:00","first_seen_at":"2026-06-11T07:01:03.928848+00:00","date_source":"greenhouse.updated_at"},{"id":"7828ae51-3421-41fd-961f-9e4cd74e828c","url":"https://onlylabs.fyi/signals/7828ae51-3421-41fd-961f-9e4cd74e828c","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5119468008","title":"Staff Software Engineer, People Products","context":"Remote-Friendly (Travel Required) | San Francisco, CA","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:21:00+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"e42bec4f-48c2-47da-b1ac-84d97f97f0f5","url":"https://onlylabs.fyi/signals/e42bec4f-48c2-47da-b1ac-84d97f97f0f5","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5194529008","title":"Marketing Events Lead, Brand","context":"San Francisco, CA | New York City, NY","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:15:44+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"}]}