{"id":107083,"url":"https://alion.io/job/general-dynamics-information-technology-senior-principal-ai-data-engineer","title":"Senior Principal AI Data Engineer","company":{"id":4418,"name":"General Dynamics Information Technology","domain":"gdit.com","url":"https://alion.io/company/gdit","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":95,"open_postings":31,"ghost_share":0,"stale_share":0.387,"repost_share":0,"time_to_fill_p50_days":10,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Data Science","role_family":"Data Science","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":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":174250,"max":235750,"currency":"USD","period":"year","gross":null,"usd_annual":235750},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Airflow","optional":false},{"name":"CI/CD","optional":false},{"name":"Embeddings","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"MinIO","optional":false},{"name":"OpenSearch","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-08-14T00:00:00Z","employer_posted_date":"2026-09-15","last_verified_at":"2026-10-20T13:41:36Z","board_verified":true,"closed_at":null,"days_open":67,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":67},"description":"Type of Requisition:\nRegularClearance Level Must Currently Possess:\nTop Secret/SCIClearance Level Must Be Able to Obtain:\nTop Secret SCI + PolygraphPublic Trust/Other Required:\nNoneJob Family:\nData Science and Data EngineeringJob Qualifications:\nSkills:\nApache Airflow, Database Optimization, Extract Transform Load (ETL), Git, Structured Query Language (SQL)Certifications:\nNoneExperience:\n10 + years of related experienceUS Citizenship Required:\nYesJob Description:\nYOUR IMPACT\nOwn your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department ofWar’s mission to keep our country safe and secure.\nOUR COMPANY\nIronEagleX(IEX), a wholly owned subsidiary of General Dynamics Information Technology(GDIT), delivers agile IT and Intelligence solutions. Combining small-team flexibility with global scale, IEX leverages emerging technologies to provide innovative, user-focused solutions that empower organizations and end users tooperatesmarter, faster, and more securely in dynamic environments.\nJOB DESCRIPTION\nIronEagleXis seeking aSeniorPrincipalAI DataEngineer to support our AI teaminCrystal City, VA.In this role, you will design, build, andoperatedata pipelines that ingest, store, and process high-volume, multi-source data primarily for modern AI/ML processes. You will partner with software, analytics, and product teams to create model-ready datasets (including features, embeddings, and prompts), implement scalable storage layers (such as a datalakehouseand vector stores), and enable low-latency retrieval for query, inference, and retrieval-augmented generation (RAG).\nMEANINGFUL WORK AND PERSONAL IMPACT\nAs aSeniorPrincipalAI Data Engineer, you will turn raw, multi-source data into reliable, high-performance inputs that directly power AI models and advanced analytics. Your work will make it faster and easier for teams across engineering, analytics, and products to develop, deploy, and improve AI capabilities by ensuring datasets are ready and accessible.\nJOB DUTIES (INCLUDE BUT ARE NOT LIMITED TO)\nDesign, develop, and implement scalable data pipelines and ETL processes using Apache Airflow, with a focus on data for AI\n\nBuild and tune search and retrieval capabilities usingElasticSearch/OpenSearch, including indexing strategies, schema mappings, and relevance/performance optimization.\n\nEnable low-latency retrieval for AI inference and RAG applications byoptimizingdata access patterns, caching approaches, and index refresh strategies.\n\nCollaborate withanalytic teamsto define requirements, schemas, and interfaces for downstream consumption.\n\nUse Git for version control, peer code reviews, CI/CD workflows, and reproducible pipeline deployments across environments.\n\nOperate within Linux environments and perform performance tuning across pipeline components, storage layers, and compute resources.\n\nREQUIRED SKILLS:\nExperience with Apache Airflow for workflow orchestration.\n\nStrong programming skills in Python.\n\nExperience withElasticSearch/OpenSearch for data indexing and search functionalities.\n\nUnderstanding of vector databases, embedding models, and vector search for AI applications.\n\nExpertisein event-driven architecture and microservices development.\n\nHands-on experience with cloud services (e.g.MinIO), including data storage and compute resources.\n\nStrong understanding of data pipeline orchestration and workflow automation.\n\nWorking knowledge of Linux environments and database optimization techniques.\n\nStrong understanding of version control with Git.\n\nWHAT YOU’LL NEED TO SUCCEED\nClearance:CurrentTS/SCIClearancewith current or willingness to obtain CI polygraph\n\nExperience: 10+years of related experience\n\nEducation:Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience)\n\nRole requirements:Work is onsite in Crystal City, VA with optional CONUS travel\n\nDue to US Government Contract Requirements, only US Citizens are eligible for this role\n\nGDIT IS YOUR PLACE\nAt GDIT, the mission is our purpose, and our people are at the center of everything we do.\nGrowth: AI-powered career tool thatidentifiescareer steps and learning opportunities\n\nSupport: An internal mobility team focused on helping you achieve your career goals\n\nRewards: Comprehensive benefits and wellness packages, 401K with company match,competitivepayand paid time off\n\nCommunity: Award-winning culture of innovation and a military-friendly workplace\n\nOWN YOUR OPPORTUNITY\nExplore a career at GDIT andyou’llfind endless opportunities to grow alongside colleagues who share your passion for the mission and delivering results.#iexjobs #iexpriority\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans\nThe likely salary range for this position is $174,250 - $235,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:\n40Travel Required:\nNoneTelecommuting Options:\nOnsiteWork Location:\nUSA VA Crystal CityAdditional Work Locations:\nTotal Rewards at GDIT:\nOur benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.Our Identity Verification Process:\nAs part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.About Our Work:\nWe are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans","description_format":"text","description_chars":7333,"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":true,"languages":[]},"benefits":["401k plan"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Government"],"lifecycle":[{"event":"open","at":"2026-08-14T00:00:00Z"},{"event":"open","at":"2026-10-14T02:00:51Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 21 · green card filings: 4","filings_12m":21,"filings_prev_12m":30,"green_card_filings_12m":4,"median_offered_wage_usd":154900,"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":6}],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.391,"p_room":0.28,"age_days":67,"expected_fill_days":10,"reasons":["conf:41","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-20T05:45:00Z"},"pay":{"stated_usd_annual":235750,"is_top_pay":true},"html_url":"https://alion.io/job/general-dynamics-information-technology-senior-principal-ai-data-engineer","json_url":"https://alion.io/job/general-dynamics-information-technology-senior-principal-ai-data-engineer.json","meta":{"generated_at":"2026-10-20T15:06:30Z","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":17038,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"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":4418},"rest":"https://alion.io/mcp/rest/get_company?id=4418"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgeneral-dynamics-information-technology-senior-principal-ai-data-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%2Fgeneral-dynamics-information-technology-senior-principal-ai-data-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%2Fgeneral-dynamics-information-technology-senior-principal-ai-data-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/general-dynamics-information-technology-senior-principal-ai-data-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgeneral-dynamics-information-technology-senior-principal-ai-data-engineer"}]}