{"id":1904090,"url":"https://alion.io/job/success-matcher-founding-security-engineer","title":"Founding Security Engineer","company":{"id":3864750,"name":"Success Matcher","domain":"successmatcher.com","url":"https://alion.io/company/success-matcher","size_band":"11-50","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Manatal","truth_index":null},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Francisco, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":230000,"max":300000,"currency":"USD","period":"year","gross":null,"usd_annual":300000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"LLM","optional":false},{"name":"Threat Modeling","optional":false},{"name":"Anthropic","optional":true},{"name":"IAM","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-05T12:11:54Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-12T07:08:49Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"About the Company\nOur client is a fast-growing, Sequoia-backed Series B AI startup ($100M+ raised, 20x YoY revenue growth) building an autonomous market research platform. Their AI system designs and conducts expert-level customer interviews across audio, video, and text, synthesizing responses into actionable insights in hours rather than weeks.\nTrusted by top tech leaders and Fortune 500 enterprises including Google, Microsoft, Anthropic, and Nestlé the company manages voice, video, and device data for millions of participants globally. Founded by serial entrepreneurs alongside a world-class engineering team (with backgrounds from Jane Street, Tesla Autopilot, Harvard, and competitive programming medalists), they are scaling rapidly to transform qualitative research at scale.\nAbout the Role\nSeeking a Founding Security Engineer with 7+ years of experience who transitioned from a software engineering background into security. As the first dedicated security hire, you will report directly to the Co-Founder & CTO, building the security program from scratch and securing the entire LLM pipeline, multi-tenant cloud infrastructure, and product suite.\nKey Responsibilities\nBuild Security Architecture: Define and build end-to-end security architecture across the LLM pipeline, cloud infrastructure, and product features. \nEmbed with Engineering: Work closely with engineering pods on threat modeling, code reviews, and secure design patterns for new features. \nHarden Infrastructure: Strengthen multi-tenant isolation and partner with infrastructure teams on multi-region data residency. \nCompliance & Audits: Manage penetration testing, vulnerability scans, internal IT access, and serve as the technical lead for enterprise customer security reviews. \nClient Engagement: Serve as the security authority in conversations with enterprise security teams during vendor assessments. \nRole Requirements\nExperience:7-15 years spanning software engineering and hands-on application/infrastructure security engineering. \n\nFoundational Track Record: Proven experience building a security program from scratch at a high-growth technology company. \nEducation:Computer Science degree or equivalent technical degree. \n\n Hard Skills: Expert-level threat modeling, vulnerability assessment, cloud security architecture (multi-tenant isolation), and strong code-reading/review skills. \nTech Stack: TypeScript, Threat Modeling, Vulnerability Discovery, Penetration Testing, Cloud/Infrastructure Security, IAM. \n Location:Ability to work on-site 5 days a week in San Francisco, CA.","description_format":"text","description_chars":2575,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-05T12:11:54Z"}],"visa":[],"liveness":{"score":54,"band":"ok","label":"Likely open","p_open":1,"p_active":0.542,"p_room":1,"age_days":6,"expected_fill_days":32,"reasons":["conf:4","agency","velocity","win:early","comp:brand"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":300000,"is_top_pay":true},"html_url":"https://alion.io/job/success-matcher-founding-security-engineer","json_url":"https://alion.io/job/success-matcher-founding-security-engineer.json","meta":{"generated_at":"2026-10-12T11:42:07Z","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":18186,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":3864750},"rest":"https://alion.io/mcp/rest/get_company?id=3864750"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsuccess-matcher-founding-security-engineer"},{"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%2Fsuccess-matcher-founding-security-engineer"},{"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%2Fsuccess-matcher-founding-security-engineer"},{"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/success-matcher-founding-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsuccess-matcher-founding-security-engineer"}]}