{"id":65653,"url":"https://alion.io/job/openai-principal-security-engineer-infrastructure-security","title":"Principal Security Engineer, Infrastructure Security","company":{"id":2,"name":"OpenAI","domain":"openai.com","url":"https://alion.io/company/openai","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":78,"open_postings":191,"ghost_share":0,"stale_share":0.874,"repost_share":0.005,"time_to_fill_p50_days":52,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Security","role_family":"Security","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["New York, United States","San Francisco, United States","Seattle, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":401000,"max":510000,"currency":"USD","period":"year","gross":null,"usd_annual":510000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Kubernetes","optional":false},{"name":"OpenAI","optional":false},{"name":"Threat Modeling","optional":false}],"status":"live","first_seen_at":"2026-03-25T01:37:10Z","employer_posted_date":"2026-03-25","last_verified_at":"2026-10-26T07:53:29Z","board_verified":true,"closed_at":null,"days_open":215,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":215},"description":"About the Team\nSecurity is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity.\nThe Security team protects OpenAI’s technology, people, and products. We are technical in what we build but are operational in how we do our work, and are committed to supporting all products and research at OpenAI. Our Security team tenets include: prioritizing for impact, enabling researchers, preparing for future transformative technologies, and engaging a robust security culture.\nAbout the Role\nOpenAI is seeking a Principal Security Engineer to join our Infrastructure Security (InfraSec) team. InfraSec protects the foundations of OpenAI’s research and production environments, spanning GPU supercomputing clusters, multi-cloud infrastructure, datacenters, networking, storage, and the critical services that power our frontier AI models. Our charter includes securing everything from bare-metal hardware and firmware, to Kubernetes clusters and service meshes, to data storage and access pathways for highly sensitive model weights and user data.\nAs a principal engineer, you will set technical direction and drive execution on high-impact infrastructure security programs, partnering across various orgs at OpenAI to deliver durable controls that raise the security bar at OpenAI scale.\nIn this role, you will:\nOwn end-to-end security outcomes for one or more critical infrastructure areas, including multi-quarter strategy, roadmap, and delivery.\n\nDesign and build security controls across diverse layers (e.g., physical hardware, firmware/BMC, OS, Kubernetes, networks, and CI/CD) to defend against sophisticated adversaries and insider threats.\n\nLead cross-functional programs to deploy security enhancements and control changes across broad-scale infrastructure, balancing security guarantees with reliability and velocity.\n\nTake a generalist approach to building security controls, balancing a mix of security expertise and broad technical skillsets to adapt to evolving challenges.\n\nLead and/or drive threat modeling and design reviews for major infrastructure changes, ensuring strong security foundations and operational excellence.\n\nMentor and level up engineers across InfraSec and partner teams, contributing to a strong security culture through guidance, reviews, and technical leadership.\n\nYou will thrive in this role if you have:\nDeep understanding of security principles, best practices, and common vulnerabilities, including strong security judgment under ambiguity\n\nA proactive mindset, with the ability to identify and address security gaps or inefficiencies through automation and tooling.\n\nExpertise and curiosity about using frontier models and agents to effectively solve security challenges.\n\nA track record of leading large, cross-org initiatives from concept to rollout, including navigating tradeoffs, driving alignment, and delivering measurable risk reduction.\n\nDeep expertise in the security of cloud platforms (e.g., Amazon AWS, Microsoft Azure), especially securing multi-cloud networks and infrastructure, and designing cloud-agnostic systems.\n\nExperience securing on-prem deployments and datacenters from construction to multi-tenant use.\n\nFamiliarity with container security, orchestration security, and authentication/authorization.\n\nStrong analytical and problem-solving skills, with an ability to think critically and objectively assess security risks.\n\nExcellent communication skills, with the ability to convey complex security concepts to executive, technical, and non-technical stakeholders.\n\nExcitement about collaborating with cross-functional teams to build secure, reliable systems that scale globally.\n\nAbout OpenAI\nOpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.\nWe are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.\nFor additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement.\nBackground checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations.\nTo notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form. No response will be provided to inquiries unrelated to job posting compliance.\nWe are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link.\nOpenAI Global Applicant Privacy Policy\nAt OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.","description_format":"text","description_chars":6231,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"},{"name":"New York","iso":null,"kind":"city"},{"name":"San Francisco","iso":null,"kind":"city"},{"name":"Seattle","iso":null,"kind":"city"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Conversational AI","Generative Video","Code Intelligence"],"lifecycle":[{"event":"open","at":"2026-03-25T01:37:10Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 262 · green card filings: 3","filings_12m":262,"filings_prev_12m":114,"green_card_filings_12m":3,"median_offered_wage_usd":272217,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":49}],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.172,"p_room":0.28,"age_days":215,"expected_fill_days":52,"reasons":["conf:2","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-26T05:57:25Z"},"pay":{"stated_usd_annual":510000,"is_top_pay":true},"html_url":"https://alion.io/job/openai-principal-security-engineer-infrastructure-security","json_url":"https://alion.io/job/openai-principal-security-engineer-infrastructure-security.json","meta":{"generated_at":"2026-10-26T11:50:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":16158,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-27T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2},"rest":"https://alion.io/mcp/rest/get_company?id=2"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fopenai-principal-security-engineer-infrastructure-security"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fopenai-principal-security-engineer-infrastructure-security"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fopenai-principal-security-engineer-infrastructure-security"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/openai-principal-security-engineer-infrastructure-security\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fopenai-principal-security-engineer-infrastructure-security"}]}