{"id":841575,"url":"https://alion.io/job/paxoslabs-lead-security-engineer","title":"Lead Security Engineer","company":{"id":689652,"name":"Paxos Labs","domain":"paxoslabs.com","url":"https://alion.io/company/paxoslabs","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":75,"open_postings":6,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Security","role_family":"Security","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":142000,"max_usd":292000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":453},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"DeFi","optional":false},{"name":"Smart Contracts","optional":false}],"status":"live","first_seen_at":"2026-05-04T09:20:54Z","employer_posted_date":"2026-05-04","last_verified_at":"2026-10-31T06:18:30Z","board_verified":true,"closed_at":null,"days_open":179,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":179},"description":"Who we are\nPaxos Labs builds enterprise infrastructure that powers the next generation of trusted onchain financial products. We work with the largest financial enterprises in the world to build transparent and verifiable onchain infrastructure that works for end users and everyday financial use cases. If you believe in bringing DeFi and digital assets to the mainstream, consider building your career at Paxos Labs.\nWe believe security is critical to our culture and long term success. We are hiring a Lead Security Engineer to help take Paxos Labs's security capabilities to the next level.\nWho we're looking for\nThe engineering team at Paxos Labs deploys production software across the web2 and web3 stack, from smart contract protocols, DeFi integrations, and cloud infrastructure to public API/SDKs that requires a comprehensive security posture. We are looking for a motivated developer that can not only develop, but aptly research and deploy extensive knowledge across TradFi and DeFi to secure mission critical software.\nMost importantly, we are looking for developers with interest in the following overlap:\nSmart Contract Security\n\nCloud Security\n\nOperational Security\n\nResponsibilities\nCloud Security\nConduct internal audits of Cloud (Azure, AWS) platform security and implement best practices around key management, network security, monitoring, etc.\n\nCreate threat models for first party and third party software, research possible vulnerabilities and patch them.\n\nCollaborate closely with infrastructure engineers to detect, fix, and prevent future exploits by creating resuable tools and processes.\n\nOperational Security\nDevelop tooling and SOPs such as incident response manuals.\n\nConduct periodic incident response training for team members. Simulating hacks, alerts, and social engineering vectors.\n\nCollaborate closely with both the technical and the non-technical staff to secure non-code related attack vectors and protect the weakest link i.e. the humans involved.\n\nSmart Contract / DeFi Security\nCollaborate closely with the Smart Contract team to conduct internal audits and to set up secure operational practices for the development and maintenance of smart contract protocols..\n\nBuild and deploy full stack tools for mitigating exploits and financial risks such as\nDetecting malicious transactions in the mempool and automating pauses across the smart contracts deployed on multiple chains.\n\nDefining invariants and detecting violations in realtime.\n\nIntegrating third party security software where necessary.\n\nQualifications\nDeep knowledge of cloud infrastructure and web2 security practices.\n\nDeep knowledge of cybersecurity standards and social engineering defenses.\n\nExperience building full stack applications.\n\nDeep Knowledge of the EVM security tooling, testing, and best practices\n\nDeep knowledge of common hacks and exploits in DeFi protocols.\n\nDeep knowledge of financial attack vectors in DeFi protocols.\n\nExperience with CTFs, bugbounties, whitehat activities.\n\nWhy join us?\nJoining Paxos Labs means becoming part of a pioneering team at the forefront of financial innovation for the mass market. You will have the opportunity to:\nBuild the Future: Play a critical role in transforming traditional enterprises with innovative crypto solutions.\n\nDo Impactful Work: Contribute to projects that have a tangible impact on the global financial landscape.\n\nEnable Personal Growth: Benefit from continuous learning and professional development in a rapidly evolving industry with an emphasis on personal career advancement.\n\nReceive Competitive Compensation: Receive a competitive salary and participate in directly in ownership structures that provide top-of-the-line benefits.\n\nJoin A Dynamic Team: Thrive in a fast-paced, agile setting where your ideas are valued and your contributions are recognized.\n\nLocation\nWe are a heavily in-person team working in New York City. We prize effective in-person collaboration.\nOnce we receive your application, we'll be in touch if we are interested.","description_format":"text","description_chars":4025,"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":["Continuous learning","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Crypto Payments","Stablecoins"],"lifecycle":[{"event":"open","at":"2026-09-12T22:11:30Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.324,"p_room":0.28,"age_days":179,"expected_fill_days":30,"reasons":["conf:3","win:tail","crowd:"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/paxoslabs-lead-security-engineer","json_url":"https://alion.io/job/paxoslabs-lead-security-engineer.json","meta":{"generated_at":"2026-10-31T07:49:09Z","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":11651,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":689652},"rest":"https://alion.io/mcp/rest/get_company?id=689652"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpaxoslabs-lead-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%2Fpaxoslabs-lead-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%2Fpaxoslabs-lead-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/paxoslabs-lead-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpaxoslabs-lead-security-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":841575}},{"tool":"search_jobs","arguments":{"company":"paxoslabs.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":841575},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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