{"id":3608005,"url":"https://alion.io/job/bayer-senior-data-engineer-3","title":"Senior Data Engineer","company":{"id":671164,"name":"Bayer","domain":"bayer.com","url":"https://alion.io/company/bayer-7","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":18,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":11,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":20240,"max":null,"currency":"PLN","period":"month","gross":null,"usd_annual":61608},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Databricks","optional":false},{"name":"GDPR","optional":false},{"name":"Git","optional":false},{"name":"GitHub Actions","optional":false},{"name":"GraphQL","optional":false},{"name":"GraphRAG","optional":false},{"name":"Microsoft Fabric","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"Snowflake","optional":false},{"name":"Terraform","optional":false},{"name":"Trunk-Based Development","optional":false},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-11-02T12:34:45Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-03T04:19:15Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"At Bayer, we believe work should matter. Every day, our teams push toward a future where \"Health for all, Hunger for none\" is within reach, and every role, from the lab to the field to the boardroom, helps us get there. We give people the ownership to shape outcomes, the support to grow through new skills and experiences, and a global community where different perspectives are valued. If you want your work to count and the room to become your best, you'll find it here.\nSenior Data Engineer\nAt Bayer, we are committed to transparency, equal pay for equal work or work of equal value, and objective reward practices in line with EU and local regulations. The minimum monthly gross compensation for this role is 20 240 PLN, with final pay determined based on objective factors such as experience, qualifications, scope of responsibility, and internal alignment.\nThis position is eligible for variable pay components, such as performance-based bonuses, awarded in accordance with the applicable employee group, role scope, and compensation structure.\nIn addition, Bayer offers a competitive and holistic benefits package, including:\n- Medical care above statutory requirements\n- Flexible benefits supporting leisure, and well-being/sports programs\n- Life, accident, and disability insurance through group coverage\n- Employer-supported pension plans with regular company contributions\n- Home office allowance to support hybrid or remote work\n- Company car provided (as a working Benefit)\n- Extra Paid Holidays\nBenefits may vary depending on country, role, and employment conditions.\nSenior Data Engineer (CDL)\nAs a Senior Data Engineer, you are part of Bayer's Data & AI Team with a focus on creating data solutions that provide timely, high-quality data to scientists, analysts, and AI agents. You will closely collaborate with experts from business and IT to design, implement and operate reliable GxP-validated data pipelines that enable timely and secure access to high-quality data for clinical studies in our Clinical Data Lakehouse, combining a solid understanding for the clinical data flow with excellent technical and conceptual skills.\nKey Tasks & Responsibilities\nLead the development and operation of reliable data pipelines to store, transform, share and analyze clinical data, enabling an efficient clinical dataflow in compliance to legal and regulatory requirements. \nCollaborate closely with relevant stakeholders in an agile setup to capture, specify and address data-related requirements and dependencies to ensure a fit-for-purpose technical implementation in a healthy data ecosystem. \nActively exchange with peers, embracing and applying best-practices to maintain a coherent, consolidated and scalable data landscape. \nContribute to the design and implementation of integration patterns, FAIR data principles and semantics to enable efficient, compliant, and secure data consumption by humans, systems, and AI agents within and beyond the primary data context. \nCollaborate with infrastructure experts to ensure a robust, efficient, secure and fit-for-purpose setup, leveraging infrastructure-as-code and composable architecture. \nMentor less-experienced collagues and uphold high standards in requirements specification, engineering practices, code review, testing, and documentation\nQualifications and Competencies\nBachelor’s degree in computer science, data science, information technology, or a related field. \n5+ years of experience in data engineering, data operations, or a similar role, delivering production-grade data pipelines and services \nStrong ownership of deliverables, high standards for code review and peer mentorship, and a commitment to clear documentation, metadata/lineage publishing, and sustainable data engineering standards and practices \nProficiency with Databricks, including DBX Asset Bundles, Lakeflow Jobs, Unity Catalog, Access control and governance model and Databricks CLI \nExperience with API design patterns and Ability to integrate data from source systems using various interface patterns, such as OpenSharing/Delta Sharing, Iceberg-Sharing, ODBC, GraphQL, OData, REST, or event streaming \nStrong engineering skills (data engineering, software engineering, or cloud engineering) \nProficiency in Python programming, especially PySpark and Kapitan \nExperience in Git, including Github Actions, CI/CD Pipelines (declarative YAML), Branching strategies, and trunk-based development \nUnderstanding of data security principles and practices \nStrong analytical and communication skills \nGood communication and collaboration abilities to work independently in a self-organized team \nHigh level of accuracy and attention to detail\nPreferred\nExperience with GxP validation and Computerized Systems Validation \nExperience in Requirements Engineering \nHands-on experience with Infrastructure-as-code, ideally Terraform on AWS \nIn-depth knowledge of FAIR Data Principles, Linked Data principles, and Data Mesh architecture concepts, with demonstrated ability to apply them in practice \nExperience with semantic layer concepts in modern data platforms such as Databricks, Snowflake, or Microsoft Fabric \nExperience designing and implementing Model Context Protocol (MCP) servers \nHands-on experience with GraphRAG solution design and implementation \nKnowledge of data privacy regulations (e.g., GDPR, CCPA) \nCloud engineering experience (e.g. AWS, Azure) \nKnowledge in the pharmaceutical domain (e.g. LOINC, SNOMED CT, omics, targets, assays, clinical studies, RWE, etc.) \n\n YOUR APPLICATION\n\nBayer welcomes applications from all individuals, regardless of race, national origin, gender, age, physical characteristics, social origin, disability, union membership, religion, family status, pregnancy, sexual orientation, gender identity, gender expression or any unlawful criterion under applicable law. We are committed to treating all applicants fairly and avoiding discrimination.\nBayer is committed to providing access and reasonable accommodations in its application process for individuals with disabilities and encourages applicants with disabilities to request any needed accommodation(s) using the contact information below.\nBayer offers the possibility of working in a hybrid model. We know how important work-life balance is, so our employees can work from home, from the office or combine both work environments. The possibilities of using the hybrid model are each time discussed with the manager.\nBayer respects and applies the Whistleblower Act in Poland.\n\nLocation:\nPoland : Mazowieckie : Warszawa \n\nDivision:\nPH DS&AI \n\nReference Code:\n894941 \n\nLocation:\nPoland : Mazowieckie : Warszawa\nDivision:\nPH DS&AI\nReference Code:\n894941","description_format":"text","description_chars":6694,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Home office"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Prescription Drugs","Crop Protection","OTC & Consumer Health Products"],"lifecycle":[{"event":"open","at":"2026-11-02T12:34:45Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":11,"reasons":["conf:1","velocity","win:early","comp:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":{"stated_usd_annual":61608,"is_top_pay":false},"html_url":"https://alion.io/job/bayer-senior-data-engineer-3","json_url":"https://alion.io/job/bayer-senior-data-engineer-3.json","meta":{"generated_at":"2026-11-04T00:04:58Z","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":113,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"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":671164},"rest":"https://alion.io/mcp/rest/get_company?id=671164"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbayer-senior-data-engineer-3"},{"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%2Fbayer-senior-data-engineer-3"},{"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%2Fbayer-senior-data-engineer-3"},{"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/bayer-senior-data-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbayer-senior-data-engineer-3"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3608005}},{"tool":"search_jobs","arguments":{"company":"bayer.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3608005},"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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