{"id":3085744,"url":"https://alion.io/job/elsevier-principal-data-scientist-i","title":"Principal Data Scientist I","company":{"id":3090,"name":"Elsevier","domain":"elsevier.com","url":"https://alion.io/company/elsevier","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":85,"open_postings":22,"ghost_share":0,"stale_share":0.818,"repost_share":0,"time_to_fill_p50_days":21,"computed_at":"2026-10-27T05:46:45Z"}},"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":["London, United Kingdom","Amsterdam, Netherlands"],"countries":["GB","NL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":86900,"max":144600,"currency":"EUR","period":"year","gross":null,"usd_annual":162315},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Fine-tuning","optional":false},{"name":"Hybrid Search","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":false},{"name":"NLP","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false}],"status":"live","first_seen_at":"2026-10-22T13:38:46Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-26T10:49:44Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"About our Team\nData Science Life Sciences is a diverse team focusing on GenAI, ML, NLP. We mainly develop best-in-class enrichment pipelines for Elsevier’s life science .com products such as Reaxys, Embase and Pharmapendium.\nAbout the Role\nAs Principal Data Scientist (AI/NLP & Generative AI), you will provide technical and thought leadership across multiple data science teams, shaping how we design and deliver advanced AI, NLP, and generative AI solutions for knowledge discovery and decision support. Your focus is on setting technical standards, quality, and governance across teams, representing data science in senior forums, and staying close enough to the work to guide architecture and delivery decisions. Hands on involvement will be occasional, on high priority or high risk work.\nResponsibilities:\nTechnical Direction & Oversight\nSet technical direction and architectural standards for AI/ML, NLP, and generative AI solutions across teams, including LLM powered workflows, RAG systems, retrieval, ranking, and recommendation capabilities.\nGuide how scientific metadata, ontologies, taxonomies, and knowledge assets are integrated into AI workflows, favouring reusable, consistent patterns over one off implementations.\nReview code, architecture, and technical decisions across teams to ensure production readiness, stepping in hands on when needed.\nUnify disparate technical approaches into shared patterns, libraries, or frameworks, reducing duplication and divergence across teams.\nStandards, Quality & Governance\nDefine and maintain shared standards, evaluation, and monitoring frameworks that ensure consistent quality, trust, and reliability across all teams.\nLead or contribute to AI governance and compliance activities, including responsible AI practices, model risk assessment, and regulatory adherence.\nConduct or oversee technical reviews and quality audits, identifying gaps and driving remediation.\nLeadership & Stakeholder Engagement\nMentor and coach across multiple data science teams to raise capability and support consistent, high quality delivery.\nBring uniformity and agility to distributed teams by harmonising tooling and delivery practices without stifling team level autonomy.\nRepresent the data science function in senior management and governance meetings, communicating strategy, risk, and progress to non technical stakeholders.\nAct as a trusted technical advisor to senior leadership, translating business priorities into technical direction.\nCollaborate across teams and functions to turn complex, ambiguous challenges into practical solutions.\nRequirements:\nSignificant experience in data science, AI, machine learning, NLP, information retrieval, or a related field, including operating at a senior or principal level.\nStrong hands on background building AI/ML, NLP, generative AI, and retrieval based systems, with the ability to step into technical detail when required.\nExpertise with LLMs, including fine tuning, prompt engineering, grounding strategies, and responsible AI practices.\nDemonstrated experience defining technical standards, evaluation frameworks, or governance processes across teams, not just within a single project.\nWorking knowledge of AI governance, model risk, and compliance requirements.\nStrong Python skills and solid machine learning fundamentals.\nExperience with large scale text or content rich datasets and modern AI/ML frameworks.\nExperience with RAG, semantic, vector, or hybrid search, and experimentation approaches that measure user impact.\nFamiliarity with cloud platforms and modern software engineering practices.\nExcellent communication and stakeholder management skills, with proven ability to represent technical work to senior and non technical audiences.\nStrong mentoring and leadership skills, with experience influencing and coordinating across multiple teams.\nWork in a Way That Works for You\nWe promote a healthy work/life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance, and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.\nWorking Pattern\nWorking flexible hours - flexing the times when you work in the day to help you fit everything in and work when you are the most productive\nAbout the Business\nA global leader in information and analytics, we help researchers and healthcare professionals advance science and improve health outcomes for the benefit of society. Building on our publishing heritage, we combine quality information and vast data sets with analytics to support visionary science and research, health education and interactive learning, as well as exceptional healthcare and clinical practice. At Elsevier, your work contributes to the world's grand challenges and a more sustainable future. We harness innovative technologies to support science and healthcare to partner for a better world.\n\nIf performed in NLD Amsterdam (Radarweg), the base pay range is €86,900 - €144,600.\n\nThis job may be subject to a collective labor agreement in the Netherlands. Please consult with the hiring team for further details.\n\nWe know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Clickhereto access benefits specific to your location.\nWe are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.\nCriminals may pose as recruiters asking for money or personal information. We never request money or banking details from job applicants. Learn more about spotting and avoiding scamshere.\nPlease read our Candidate Privacy Policy.\nWe are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.\nUSA Job Seekers:\nEEO Know Your Rights.","description_format":"text","description_chars":6261,"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":["Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Publishing","Clinical Decision Support","Scientific & Lab Software"],"lifecycle":[{"event":"open","at":"2026-10-22T13:38:46Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":21,"reasons":["conf:18","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-27T05:46:45Z"},"pay":{"stated_usd_annual":162315,"is_top_pay":false},"html_url":"https://alion.io/job/elsevier-principal-data-scientist-i","json_url":"https://alion.io/job/elsevier-principal-data-scientist-i.json","meta":{"generated_at":"2026-10-27T09:04:45Z","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":10047,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":3090},"rest":"https://alion.io/mcp/rest/get_company?id=3090"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Felsevier-principal-data-scientist-i"},{"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%2Felsevier-principal-data-scientist-i"},{"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%2Felsevier-principal-data-scientist-i"},{"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/elsevier-principal-data-scientist-i\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Felsevier-principal-data-scientist-i"}]}