{"id":3006503,"url":"https://alion.io/job/leidos-ai-data-scientist","title":"AI Data Scientist","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":78,"open_postings":273,"ghost_share":0.004,"stale_share":0.872,"repost_share":0.004,"time_to_fill_p50_days":28,"computed_at":"2026-10-28T05:59:10Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chantilly, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":131300,"max":237350,"currency":"USD","period":"year","gross":null,"usd_annual":237350},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"Angular","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude Code","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Git","optional":false},{"name":"Machine Learning","optional":false},{"name":"Next.js","optional":false},{"name":"OpenAI Codex","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"Vue.js","optional":false},{"name":"Hugging Face","optional":true},{"name":"JavaScript","optional":true},{"name":"LangChain","optional":true},{"name":"NLP","optional":true},{"name":"Node JS","optional":true}],"status":"live","first_seen_at":"2026-10-19T00:00:00Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-28T13:08:52Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Leidos is seeking a hands-on AI Data Scientist to support the development of modern training, education, and mission-support applications for national security programs. This role combines applied data science, AI/ML integration, and modern software engineering to build scalable, interactive learning and training systems within classified environments.\nThis is an individual contributor role focused on execution and delivery. We are seeking a technical doer - someone who actively designs and builds production systems, contributes code daily, and works across the full application stack. The ideal candidate brings strong TypeScript and modern front-end development experience alongside practical AI/ML and data science skills that can be applied to operational training and education environments.\nYou will work closely with instructional designers, software engineers, mission stakeholders, analysts, and UX teams to create intelligent, data-driven learning platforms and operational training tools.\nPrimary Responsibilities\nDesign, develop, and maintain modern web-based training and learning applications\nBuild responsive, scalable, and accessible front-end applications using TypeScript and modern frameworks\nDevelop and integrate AI/ML-enabled capabilities into training and operational support systems\nApply data science and analytics techniques to support adaptive learning, user insights, performance analysis, and mission workflows\nCollaborate with instructional designers and subject matter experts to translate learning objectives into interactive digital experiences\nIntegrate front-end systems with APIs, backend services, AI/ML pipelines, and enterprise platforms\nDevelop reusable UI components, visualizations, and workflows supporting scalable training ecosystems\nWork with structured and unstructured data sources across enterprise and classified environments\nParticipate in the full software development lifecycle including architecture, implementation, testing, deployment, and sustainment\nSupport deployment and operationalization of AI/ML capabilities within production systems\nUtilize modern AI-assisted development workflows and coding agents to accelerate software delivery, prototyping, testing, refactoring, and documentation\nApply contemporary engineering practices using AI-powered development tools while maintaining strong standards for code quality, security, maintainability, and testing\nEvaluate and integrate emerging developer tooling and agentic engineering capabilities into team workflows and application development practices\nTroubleshoot application, integration, and data-related issues across distributed environments\nContribute to software engineering standards, reusable frameworks, and development best practices\nStay current with emerging front-end, AI/ML, and learning technology trends\nBasic Qualifications\nBachelor’s degree in Computer Science, Data Science, Software Engineering, Mathematics, Engineering, or related technical field with 12+ years of relevant experience or a Master's degree with 10+ years experience. Additional experience may be considered in lieu of degree\nStrong hands-on software engineering experience with TypeScript and modern front-end development\nExperience with modern front-end frameworks such as React, Next.js, Angular, or Vue\nPractical experience applying data science, analytics, or AI/ML techniques to real-world applications\nProficiency in Python and familiarity with common data science and machine learning libraries\nExperience integrating applications with APIs, backend systems, and data services\nFamiliarity with AI/ML workflows including data preparation, model integration, inference pipelines, or analytics processing\nExperience using modern AI-assisted software development tools and coding agents within professional engineering workflows\nFamiliarity with contemporary AI coding ecosystems and developer productivity tools such as Claude Code, OpenAI Codex, Cursor, OpenCode, GitHub Copilot, or similar platforms\nDemonstrated ability to effectively leverage AI-assisted development while maintaining sound software engineering fundamentals, debugging practices, testing discipline, and secure coding standards\nStrong understanding of modern software development practices including Git, CI/CD, automated testing, and agile methodologies\nDemonstrated ability to independently design and implement production-ready technical solutions\nStrong analytical, troubleshooting, and problem-solving skills\nStrong written and verbal communication skills\nMust hold an active TS/SCI clearance with Polygraph\nPreferred Qualifications\nExperience supporting training, education, simulation, or learning technology environments\nExperience building intelligent tutoring systems, adaptive learning platforms, or analytics-driven training applications\nExperience working with large language models (LLMs), generative AI, NLP, or AI-assisted user experiences\nFamiliarity with AI frameworks and ecosystems such as Hugging Face, LangChain, vector databases, or agentic AI frameworks\nExperience developing applications using agentic or AI-accelerated software engineering workflows\nFamiliarity with AI-enabled developer tooling integrated into modern IDEs, terminals, and CI/CD environments\nExperience evaluating, customizing, or operationalizing AI coding agents for enterprise or mission-focused development environments\nExperience combining AI-assisted development with modern TypeScript, React, or full-stack application architectures\nExperience with data visualization, interactive analytics, or dashboard development\nExperience working with learning ecosystems or standards such as SCORM, xAPI, or LMS integrations\nFamiliarity with Node.js or full-stack application development\nExperience deploying applications in cloud or enterprise environments\nExperience modernizing legacy applications into modern web architectures\nExperience supporting Department of Defense, Intelligence Community, or national security customers\nDesired Candidate Profile\nThe ideal candidate is:\nA builder and hands-on engineer first\nComfortable owning implementation from concept through deployment\nCurrent on modern front-end and AI-assisted engineering practices\nEqually comfortable working across UI, data, APIs, and AI integration layers\nInterested in education, training, simulation, or mission learning environments\nAble to balance speed, experimentation, and engineering discipline in production systems\nComfortable operating in modern AI-accelerated engineering environments where coding agents and AI-assisted workflows are part of day-to-day software development practices\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nOctober 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $131,300.00 - $237,350.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":7721,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-21T13:57:38Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"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":22}],"liveness":{"score":61,"band":"ok","label":"Likely open","p_open":1,"p_active":0.613,"p_room":1,"age_days":9,"expected_fill_days":28,"reasons":["conf:1","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-28T05:59:10Z"},"pay":{"stated_usd_annual":237350,"is_top_pay":false},"html_url":"https://alion.io/job/leidos-ai-data-scientist","json_url":"https://alion.io/job/leidos-ai-data-scientist.json","meta":{"generated_at":"2026-10-28T15:14:38Z","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":20713,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-29T00:00:00Z"}},"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-ai-data-scientist"},{"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%2Fleidos-ai-data-scientist"},{"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%2Fleidos-ai-data-scientist"},{"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/leidos-ai-data-scientist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-ai-data-scientist"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3006503}},{"tool":"search_jobs","arguments":{"company":"leidos.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3006503},"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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