{"id":2233091,"url":"https://alion.io/job/publicis-groupe-senior-data-engineer","title":"Senior, Data Engineer","company":{"id":46462,"name":"Publicis Groupe","domain":"publicisgroupe.com","url":"https://alion.io/company/publicisgroupe","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":8,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":5,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":145870,"max":182000,"currency":"USD","period":"year","gross":null,"usd_annual":182000},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon CloudWatch","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"AWS Bedrock","optional":false},{"name":"AWS Glue","optional":false},{"name":"CI/CD","optional":false},{"name":"CloudFormation","optional":false},{"name":"DynamoDB","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Greenplum","optional":false},{"name":"IAM","optional":false},{"name":"Least Privilege","optional":false},{"name":"PostgreSQL","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"SLI/SLO/SLA","optional":false},{"name":"SQL","optional":false},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-10-10T22:54:43Z","employer_posted_date":"2026-10-10","last_verified_at":"2026-10-13T10:54:21Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Company Description\nSee how Epsilon powers connected marketing by unlocking the full potential of data and identity.\nOverview\nEmployer: Epsilon Data Management LLC\nJob Title: Senior, Data Engineer\nJob Requisition: 6630.7950.6\nJob Location: 35 West Wacker Drive, Chicago, IL 60601. Required to work from Company Office in Chicago IL certain days per week. Telecommuting allowed for balance of week.\nJob Type: Full Time\nResponsibilities\nDuties: Develop and execute software tests to identify software problems and their causes. Write and optimize complex SQL Scripts and build Python scripts to execute large-scale transformations on Greenplum. Create test plans, run rigorous unit/integration tests, and deliver reproducible, well-documented results. Design and maintain AI-enabled, PySpark data pipelines on AWS primarily EMR, Glue, Athena, DynamoDB, and S3 to process large datasets at scale. Harden and tune jobs for performance, cost, and compliance, and manage data partitioning, cataloging, and lineage. Automate deployments and infrastructure with CloudFormation and parameterized configurations, and schedule batch workloads to keep pipelines timely and reliable. Build internal dashboards and data products (e.g., Amplify apps) and instrument monitoring/alerting to catch issues early. client tickets, translating ambiguous requests into clear technical tasks.\nQualifications\nRequirements: Employer will accept a Master’s degree in Computer Science, Information Technology, Engineering or related field and two years of experience in the job offered or two years in any occupation in which the required experience was gained.\nPosition requires two years in the following:\nBuild PySpark ETL on AWS EMR/Glue reading/writing S3 (partitioning, predicate pushdown, broadcast joins) to deliver analytics-ready fact/dimension tables on schedule.\nAuthor and tune complex SQL on Greenplum/Postgres (window functions, ROW_NUMBER dedupe, distribution keys, AO/AOCO compression, VACUUM/ANALYZE) to process large datasets efficiently.\n Manage AWS Glue Data Catalog and query curated layers with Athena; design S3 layouts (prefix/partition strategy, lifecycle policies) to cut query time and storage cost. \n Implement CI/CD with CodeCommit, CodeBuild, and CodePipeline; parameterize environments and use CloudFormation for IaC to enable repeatable, auditable, and fast rollbacks. \nEngineer observability with CloudWatch logs/metrics/alarms and job health checks, create SLA dashboards and alerting to detect failures early and reduce MTTR. \nEnforce data quality via SQL/Python unit tests, reconciliation (row counts, sums, duplicates), referential-integrity checks, and documented UAT evidence for change control. \nApply security and data-governance controls: normalize and encrypt sensitive identifiers, use KMS-managed keys, and enforce IAM least privilege with audit logging.\n Develop GenAI-assisted delivery integrates LLMs (AWS Bedrock) with PySpark/SQL to auto-suggest transformations, generate test cases, and summarize validation results. \n Build lightweight internal data apps with AWS Amplify + DynamoDB/Athena to manage lookup keys/brand lists and enable stakeholder self-service with controlled access.\nRequired to work from Company Office in Chicago IL certain days per week. Telecommuting allowed for balance of week.\nAdditional Information\nWhen you join Epsilon, we’ll create something EPIC together. We’re a global leader in data and identity, with deep expertise in digital media, clean rooms, customer data platforms, loyalty and marketing services. Positioned at the center of Publicis Groupe, Epsilon helps brands deliver personalized experiences at scale and build lasting customer relationships by unlocking the full potential of data and identity. Epsilon operates in 30+ countries across EMEA, the Americas and APAC, with more than 8,000 employees.\nCheck out a few of these resources to learn more about what makes Epsilon so EPIC:\nOur Culture: https://www.epsilon.com/us/about-us/our-culture-epsilon\nLife at Epsilon: https://www.epsilon.com/us/about-us/epic-blog\nEpsilon has five values that define our culture and guide us as we create value for our clients, our people and consumers. We seek candidates who align with our company values, demonstrate them and make them meaningful in their day-to-day work:\nAct with integrity. We are transparent and have the courage to do the right thing.\nWork together to win together. We believe collaboration is the catalyst that unlocks our full potential.\nInnovate with purpose. We shape the market with big ideas that drive big outcomes.\nRespect all voices. We embrace differences and foster a culture of connection and belonging.\nEmpower with accountability. We trust each other to own and deliver on common goals.\nBecause You Matter\nAs an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to:\nTime to recharge: Flexible time off (FTO), 14 paid holidays, paid sick time\nFamily well-being: Parental/new child leave, childcare & elder care assistance, adoption assistance\nExtra perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling\nEpsilon benefits are subject to eligibility requirements and other terms.\nEpsilon is an Equal Opportunity Employer. Epsilon’s policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants who need accommodations to complete the application process. Please reach out to  to request an accommodation.\nFor San Francisco Bay and Los Angeles Areas: Epsilon will consider qualified applicants with criminal histories for employment in a manner consistent with the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply.\nCompensation Range: USD $145,870.00 - USD $182,000.00/Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time. Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan through a third-party benefits administration system once certain criteria have been met. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The Company anticipates the application deadline for this job posting will be 1/9/2027.","description_format":"text","description_chars":7434,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":["401k plan","Flexible time off","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Advertising","Creative Agencies","Digital Marketing"],"lifecycle":[{"event":"open","at":"2026-10-10T22:54:43Z"}],"visa":[],"liveness":{"score":73,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.81,"p_room":0.9,"age_days":2,"expected_fill_days":5,"reasons":["conf:5","win:mid","comp:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":{"stated_usd_annual":182000,"is_top_pay":true},"html_url":"https://alion.io/job/publicis-groupe-senior-data-engineer","json_url":"https://alion.io/job/publicis-groupe-senior-data-engineer.json","meta":{"generated_at":"2026-10-13T11:55:01Z","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":18504,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":46462},"rest":"https://alion.io/mcp/rest/get_company?id=46462"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpublicis-groupe-senior-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%2Fpublicis-groupe-senior-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%2Fpublicis-groupe-senior-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/publicis-groupe-senior-data-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpublicis-groupe-senior-data-engineer"}]}