{"schema_version":"onlylabs.public_signal.v1","title":"xAI Job: Critical Facilities Engineer","description":"xAI job signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5","json_url":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5/signal.json","generated_at":"2026-07-26T18:52:10.817Z","evidence_latest_fetched_at":"2026-07-26T07:11:46.511942+00:00","signal_first_seen_at":"2026-07-26T07:10:37.606307+00:00","org":{"slug":"xai","name":"xAI","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/xai","dossier_json_url":"https://onlylabs.fyi/labs/xai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5","signal_json":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5/signal.json","source":"https://job-boards.greenhouse.io/xai/jobs/5064636007","lab_dossier":"https://onlylabs.fyi/labs/xai","lab_dossier_json":"https://onlylabs.fyi/labs/xai/dossier.json","analysis":"https://onlylabs.fyi/analysis/xai","analysis_json":"https://onlylabs.fyi/analysis/xai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/xai/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":null},"answer_pack":{"answer":"xAI opened Critical Facilities Engineer (Memphis, Tennessee, United States). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location Memphis, Tennessee, United States · Job Application for Critical Facilities Engineer at SpaceXAI Back to jobs Critical Facilities Engineer Memphis, Tennessee, United States Apply SpaceXAI’s mission is to.... onlylabs links this event to 1 captured evidence page and 6 related job signals.","signal_desk":"hiring","source_context":{"source_url":"https://job-boards.greenhouse.io/xai/jobs/5064636007","source_host":"job-boards.greenhouse.io","occurred_at":"2026-07-25T23:13:46+00:00","first_seen_at":"2026-07-26T07:10:37.606307+00:00","date_source":"greenhouse.updated_at","context":"Memphis, Tennessee, United States"},"context_markers":[{"label":"Lab","value":"xAI","source":"signal"},{"label":"Signal desk","value":"hiring","source":"signal"},{"label":"Source host","value":"job-boards.greenhouse.io","source":"source"},{"label":"Location","value":"Memphis, Tennessee, United 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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?","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/89997de9-3f74-4105-b818-60639a36acc5/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/xai/jobs/5064636007","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/xai/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/xai/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/hiring/signals.json","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific 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 xAI's job signal \"Critical Facilities Engineer\" for frontier lab strategy."},"semantic_triples":[{"subject":"xAI","predicate":"opened","object":"role Critical Facilities Engineer","text":"xAI opened role Critical Facilities Engineer."},{"subject":"Critical Facilities Engineer","predicate":"is classified as","object":"job signal","text":"Critical Facilities Engineer is classified as job signal."},{"subject":"Critical Facilities Engineer","predicate":"belongs to","object":"hiring desk","text":"Critical Facilities Engineer belongs to hiring desk."},{"subject":"Critical Facilities Engineer","predicate":"has context","object":"Memphis, Tennessee, United States","text":"Critical Facilities Engineer has context Memphis, Tennessee, United States."},{"subject":"Critical Facilities Engineer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Critical Facilities Engineer has evidence coverage 1 captured evidence page."},{"subject":"Critical Facilities Engineer","predicate":"has captured page count","object":"1","text":"Critical Facilities Engineer has captured page count 1."},{"subject":"Critical Facilities Engineer","predicate":"has readable page count","object":"1","text":"Critical Facilities Engineer has readable page count 1."},{"subject":"Critical Facilities Engineer","predicate":"has related signal count","object":"6","text":"Critical Facilities Engineer has related signal count 6."},{"subject":"Critical Facilities Engineer","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":"Critical Facilities Engineer has analysis playbook objective Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.."},{"subject":"Critical Facilities Engineer","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Critical Facilities Engineer has source host job-boards.greenhouse.io."},{"subject":"Critical Facilities Engineer","predicate":"has lab","object":"xAI","text":"Critical Facilities Engineer has lab xAI."},{"subject":"Critical Facilities Engineer","predicate":"has signal desk","object":"hiring","text":"Critical Facilities Engineer has signal desk hiring."},{"subject":"Critical Facilities Engineer","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Critical Facilities Engineer has source host job-boards.greenhouse.io."},{"subject":"Critical Facilities Engineer","predicate":"has location","object":"Memphis, Tennessee, United States","text":"Critical Facilities Engineer has location Memphis, Tennessee, United States."},{"subject":"Critical Facilities Engineer","predicate":"has ats","object":"greenhouse","text":"Critical Facilities Engineer has ats greenhouse."},{"subject":"Critical Facilities Engineer","predicate":"has watch term","object":"Infrastructure","text":"Critical Facilities Engineer has watch term Infrastructure."},{"subject":"Critical Facilities Engineer","predicate":"has watch term","object":"Safety and alignment","text":"Critical Facilities Engineer has watch term Safety and alignment."}]},"intelligence":{"signal_desk":"hiring","answer":"xAI opened Critical Facilities Engineer (Memphis, Tennessee, United States). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location Memphis, Tennessee, United States · Job Application for Critical Facilities Engineer at SpaceXAI Back to jobs Critical Facilities Engineer Memphis, Tennessee, United States Apply SpaceXAI’s mission is to.... onlylabs links this event to 1 captured evidence page and 6 related job signals.","semantic_triples":[{"subject":"xAI","predicate":"opened","object":"role Critical Facilities Engineer","text":"xAI opened role Critical Facilities Engineer."},{"subject":"Critical Facilities Engineer","predicate":"is classified as","object":"job signal","text":"Critical Facilities Engineer is classified as job signal."},{"subject":"Critical Facilities Engineer","predicate":"belongs to","object":"hiring desk","text":"Critical Facilities Engineer belongs to hiring desk."},{"subject":"Critical Facilities Engineer","predicate":"has context","object":"Memphis, Tennessee, United States","text":"Critical Facilities Engineer has context Memphis, Tennessee, United States."},{"subject":"Critical Facilities Engineer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Critical Facilities Engineer has evidence coverage 1 captured evidence page."}]},"signal":{"id":"89997de9-3f74-4105-b818-60639a36acc5","url":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5","json_url":"https://onlylabs.fyi/signals/89997de9-3f74-4105-b818-60639a36acc5/signal.json","source_url":"https://job-boards.greenhouse.io/xai/jobs/5064636007","title":"Critical Facilities Engineer","summary":"xAI opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"Memphis, Tennessee, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-25T23:13:46+00:00","first_seen_at":"2026-07-26T07:10:37.606307+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/xai/jobs/5064636007"]},"facets":{"location":"Memphis, Tennessee, United States","ats":"greenhouse"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"is_primary":true,"source_match":true,"url":"https://job-boards.greenhouse.io/xai/jobs/5064636007","final_url":"https://job-boards.greenhouse.io/xai/jobs/5064636007","title":"Critical Facilities Engineer","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-07-26T07:11:46.511942+00:00","bytes":72457,"raw_path":"649cadd1fb762905aa27a9421c9ac4a57882d15f69c8ab96972ce6bbf81a842a.html","content_hash":"ed8b6568099bdc7835b7f6c63007239eb5c7f774b65a9500164675b212698343","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Critical Facilities Engineer at SpaceXAI Critical Facilities Engineer Memphis, Tennessee, United States SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a Facilities Operations Technician at SpaceXAI, you'll dive in, operating and maintaining the critical facility systems that power our supercomputing data centers. Working hands-on with MEP systems, you’ll tackle maintenance, operations, and repairs, ensuring peak performance and reliability. Expect to..."},"evidence_pages":[],"related_signals":[{"id":"6861d1ba-c7c9-4352-bc97-faf1743faf9c","url":"https://onlylabs.fyi/signals/6861d1ba-c7c9-4352-bc97-faf1743faf9c","source_url":"https://job-boards.greenhouse.io/xai/jobs/4538639007","title":"Facilities Operations Technician","context":"Memphis, TN; Southaven, MS","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-25T23:13:04+00:00","first_seen_at":"2026-06-05T05:42:58.637283+00:00","date_source":"greenhouse.updated_at"},{"id":"f573f773-a929-4fd1-8df7-767bc6aeaa4e","url":"https://onlylabs.fyi/signals/f573f773-a929-4fd1-8df7-767bc6aeaa4e","source_url":"https://job-boards.greenhouse.io/xai/jobs/5120884007","title":"Software Engineer - Data ","context":"Palo Alto, California, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-24T21:16:26+00:00","first_seen_at":"2026-06-05T05:42:58.637283+00:00","date_source":"greenhouse.updated_at"},{"id":"e3c0b4dd-cd6b-40d1-a1e6-7d2cac1c86e5","url":"https://onlylabs.fyi/signals/e3c0b4dd-cd6b-40d1-a1e6-7d2cac1c86e5","source_url":"https://job-boards.greenhouse.io/xai/jobs/5124616007","title":"Software Engineer - Data Platform","context":"Palo Alto, California, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-24T21:15:36+00:00","first_seen_at":"2026-06-05T05:42:58.637283+00:00","date_source":"greenhouse.updated_at"},{"id":"d28c5efb-c6f8-45d9-bd3b-afbf83eb38ac","url":"https://onlylabs.fyi/signals/d28c5efb-c6f8-45d9-bd3b-afbf83eb38ac","source_url":"https://job-boards.greenhouse.io/xai/jobs/5007261007","title":"Security Engineer - Governance Risk Compliance","context":"New York, New York, United States; Palo Alto, California, United States; Washington, District of Columbia, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-24T21:12:15+00:00","first_seen_at":"2026-06-05T05:42:58.637283+00:00","date_source":"greenhouse.updated_at"},{"id":"748c5461-e3db-4aee-873e-907d20600c7d","url":"https://onlylabs.fyi/signals/748c5461-e3db-4aee-873e-907d20600c7d","source_url":"https://job-boards.greenhouse.io/xai/jobs/5167318007","title":"Sr. IT Data Engineer","context":"Palo Alto, California, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-24T18:49:08+00:00","first_seen_at":"2026-06-24T07:00:38.448057+00:00","date_source":"greenhouse.updated_at"},{"id":"15870504-9dcd-4054-b0ee-3cb6b69d1b23","url":"https://onlylabs.fyi/signals/15870504-9dcd-4054-b0ee-3cb6b69d1b23","source_url":"https://job-boards.greenhouse.io/xai/jobs/5071895007","title":"Senior IT Systems Engineer","context":"Palo Alto, California, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"xai","name":"xAI","category":"frontier-lab"},"occurred_at":"2026-07-24T18:48:47+00:00","first_seen_at":"2026-06-05T05:42:58.637283+00:00","date_source":"greenhouse.updated_at"}]}