{"id":2979340,"url":"https://alion.io/job/citi-ai-lead-engineer-technical-lead-services-ai-platform","title":"AI Lead Engineer, Technical Lead - Services AI Platform","company":{"id":7841,"name":"Citi","domain":"citi.com","url":"https://alion.io/company/citi","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":100,"open_postings":500,"ghost_share":0.006,"stale_share":0.132,"repost_share":0.074,"time_to_fill_p50_days":10,"computed_at":"2026-10-29T05:49:05Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mississauga, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120800,"max":170800,"currency":"CAD","period":"year","gross":null,"usd_annual":121629},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agentic Workflows","optional":false},{"name":"AI Agents","optional":false},{"name":"Angular","optional":false},{"name":"AWS","optional":false},{"name":"Fine-tuning","optional":false},{"name":"GraphRAG","optional":false},{"name":"Knowledge Graph","optional":false},{"name":"Machine Learning","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Neo4j","optional":false},{"name":"pgvector","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"JavaScript","optional":true},{"name":"PostgreSQL","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-21T06:21:19Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-29T08:37:35Z","board_verified":true,"closed_at":null,"days_open":8,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":8},"description":"Citi is hiring an AI Lead Engineer, Technical Lead to build and shape the engineering foundation of its Services AI Platform, a multi-tenant, production-grade ecosystem where agentic AI meets enterprise scale. This player-coach role combines hands-on coding with technical direction, giving you ownership over a platform built for trust, resilience, and scalability. You will turn complex enterprise workflows into intelligent, automated systems that deliver measurable impact across Citi's global operations.\nResponsibilities\nBuild full-stack AI platform components using Python and Angular, including large language model fine-tuning interfaces and experiment tracking dashboards.\nDesign and optimize multi-tenant intelligent agents using modular orchestration patterns such as ReAct and ReWOO to power scalable, production-ready agentic workflows.\nBuild Model Context Protocol servers that enforce clean, decoupled communication layers so agents interact only through defined API boundaries.\nDevelop advanced retrieval-augmented generation pipelines, including Knowledge Graph RAG, LightRAG, and RAPTOR hierarchical summary architectures, to enable sophisticated enterprise data retrieval.\nIntegrate vector and graph databases such as Neo4j and pgvector to support complex, thematic data retrieval at platform scale.\nDesign precise prompt and intent classification logic that prevents workflow collisions and ensures accurate handling of agent instructions.\nPartner with subject matter experts to translate domain knowledge into automated, agent-driven solutions.\nCollaborate with UI and API teams to deliver seamless end-to-end integrations across the platform.\nRequired Qualifications & Skills\n10 or more years of software engineering experience, including at least 5 years focused on AI and machine learning solutions delivered in production environments.\n2 or more years of hands-on experience in generative AI, including large language model development, retrieval-augmented generation, and prompt engineering.\n3 or more years leading technical teams and owning end-to-end delivery of complex software or AI platforms.\nDeep practical experience with AWS infrastructure and services for AI and machine learning workloads.\nA demonstrated portfolio of AI solutions deployed into live business environments, showing both technical depth and delivery ownership.\nEducation\nBachelor’s or Master’s degree in Computer Science, Data Science, AI, or a related field\nWhat We Offer\nAt Citi, you will work at the forefront of enterprise AI engineering within a global platform team that values technical excellence, collaboration, and meaningful business impact. This is a role where your code ships to production, your architectural decisions shape the platform, and your leadership directly influences the capability and performance of the team around you.\nHybrid working model with 3 days in the office and 2 days working remotely, giving you structure alongside genuine flexibility.\nAccess to cutting-edge AI infrastructure, tools, and frameworks that keep you at the leading edge of the field.\nContinuous learning and development support, including access to technical training, industry conferences, and structured career growth pathways.\nThe opportunity to lead high-impact engineering at global scale, with your work directly influencing how Citi builds and deploys intelligent automation across the enterprise.\nCompetitive compensation and a comprehensive financial wellbeing package reflective of a Vice President-level position at a leading global institution.\nWellbeing support programs that help you maintain balance and perform at your best over the long term.\nBuild the AI platform that powers Citi's next generation of intelligent automation - apply now and bring your engineering leadership to one of the most technically ambitious platforms in global financial services\n------------------------------------------------------\nJob Family Group:\nTechnology------------------------------------------------------\nJob Family:\nApplications Development------------------------------------------------------\nTime Type:\nFull time------------------------------------------------------\nPrimary Location Full Time Salary Range:\n$120,800.00 - $170,800.00------------------------------------------------------\nMost Relevant Skills\nPlease see the requirements listed above.------------------------------------------------------\nOther Relevant Skills\nFor complementary skills, please see above and/or contact the recruiter.------------------------------------------------------\nAutomated Processing and AI\nWe use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.\nImportantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.\n------------------------------------------------------\nThis job opening is for an existing job vacancy.\n------------------------------------------------------\nCiti is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.\nIf you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.\nView Citi’s EEO Policy Statement and the Know Your Rights poster.","description_format":"text","description_chars":6023,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Continuous learning","Hybrid work"],"hiring_locations":[{"name":"Canada","iso":"CA","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Cards & Card Issuing","Wealth Management & Financial Advisors","Payment Processing & Gateways"],"lifecycle":[{"event":"open","at":"2026-10-21T06:21:19Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.838,"p_room":0.75,"age_days":7,"expected_fill_days":10,"reasons":["conf:2","velocity","win:late","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":{"stated_usd_annual":121629,"is_top_pay":false},"html_url":"https://alion.io/job/citi-ai-lead-engineer-technical-lead-services-ai-platform","json_url":"https://alion.io/job/citi-ai-lead-engineer-technical-lead-services-ai-platform.json","meta":{"generated_at":"2026-10-29T13:49:44Z","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":20781,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":7841},"rest":"https://alion.io/mcp/rest/get_company?id=7841"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fciti-ai-lead-engineer-technical-lead-services-ai-platform"},{"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%2Fciti-ai-lead-engineer-technical-lead-services-ai-platform"},{"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%2Fciti-ai-lead-engineer-technical-lead-services-ai-platform"},{"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/citi-ai-lead-engineer-technical-lead-services-ai-platform\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fciti-ai-lead-engineer-technical-lead-services-ai-platform"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2979340}},{"tool":"search_jobs","arguments":{"company":"citi.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2979340},"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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