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Senior Data Solutions Engineer

Company: Epsilon
Location: Lyons
Posted on: June 8, 2024

Job Description:

Job Description

We are looking for a senior data solutions engineer with extensive experience in the big data and data warehouse ecosystems. The Epsilon Digital Data Organization builds and maintains MPP, HDFS and Elastic platforms to capture all data generated from the Ad Stack and external sources to support all aspects of the business.

The candidate must be proficient in SQL and Python, with the ability to be a key contributor in delivering critical business features. The candidate must have expert SQL coding skills to ingest, transform and analyze client data delivered to the Epsilon Digital's Data Organization. Python coding skills are also required to ingestion, transform and analyze large datasets via complex SQL. Ability to understand complex SQL and highly complex Python code is critical. Having knowledge of Linux commands (via command line interface) is also required. Ability to develop and test code based on use case specifications with little supervision. In addition, be a key contributor in delivering critical business features with a passion for big data technologies. Candidate should have 6-8 years' experience on a development team manipulating data, and possess a bachelor's degree or equivalent experience in technology development.

Key Duties, Tasks and Responsibilities

  • Fluent SQL with ability to ingest complex use cases
  • Analyze client files via Linux commands using command line interface(LCI)
  • Build and maintain data quality services with Python
  • Continuous improvement of our system, tests, and data quality indicators
  • Influence our technical decisions
  • Keep yourself informed and up-to-date with technologies
  • Interface with client integration engineers, account managers, analysts, and engineers to enable data oriented solutions
  • Build data expertise on subject matter and be able to speak to data warehouse constructs and data architecture
  • Ability to troubleshoot production issues and solve for performance bottlenecks
  • Expert level skills in Python or other language
  • Ability to analyze data and identify business possibilities for better operational processes and business opportunities
  • Excellent communication skills and ability to work with the internal analyst community
  • Ability to thrive in a collaborative team environment
  • You enjoy working with numerous programming languages, relational databases, and distributed systems. Our platform is ever evolving, but currently is a combination of SQL, Kafka, Flume, Spark, Scala, Java, Python, NoSQL (HBase, Cassandra and ScyllaDB), MPP RDBMS, Postgres, Hadoop, AWS, AirFlow, Docker, Kubernetes, and Elastic
  • Internet/Digital Advertising ecosystem knowledge is a plus

    • BS Degree (required) in Computer Science, Information Systems, or equivalent degree
    • 5+ years experience on a development team manipulating data
    • Strong SQL skills, specifically with scripting and development
    • Strong understanding of Python
    • Familiar with Linux command lines

      Additional Information

      About Epsilon

      Epsilon is a global advertising and marketing technology company positioned at the center of Publicis Groupe. Epsilon accelerates clients' ability to harness the power of their first-party data to activate campaigns across channels and devices, with an unparalleled ability to prove outcomes. The company's industry-leading technology connects advertisers with consumers to drive performance while respecting and protecting consumer privacy. Epsilon's people-based identity graph allows brands, agencies and publishers to reach real people, not cookies or devices, across the open web. For more information, visit

      When you're one of us, you get to run with the best. For decades, we've been helping marketers from the world's top brands personalize experiences for millions of people with our cutting-edge technology, solutions and services. Epsilon's best-in-class identity gives brands a clear, privacy-safe view of their customers, which they can use across our suite of digital media, messaging and loyalty solutions. We process 400+ billion consumer actions each day and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Positioned at the core of Publicis Groupe, Epsilon is a global company with more than 8,000 employees around the world. Check out a few of these resources to learn more about what makes Epsilon so EPIC:

      • Our Culture:
      • Life at Epsilon:
      • DE&I:
      • CSR:
        Great People Deserve Great Benefits

        We know that we have some of the brightest and most talented associates in the world, and we believe in rewarding them accordingly. If you work here, expect competitive pay, comprehensive health coverage, and endless opportunities to advance your career.

        Epsilon 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 needing accommodations to complete the application process.


Keywords: Epsilon, Chicago , Senior Data Solutions Engineer, Engineering , Lyons, Illinois

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