Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Data Scientist II

Full-time

Mastercard

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary

Data Scientist II

Role Overview

Build and productionize enterprise-grade AI and Generative AI solutions for Mastercard. This role combines strong software engineering with model fine-tuning, Databricks-based ML engineering, AWS deployment, and end-to-end MLOps.

Key Responsibilities

Design, develop, test, and maintain scalable AI/ML applications, APIs, and reusable engineering components.

Fine-tune and evaluate foundation models using techniques such as LoRA, QLoRA, PEFT, and supervised fine-tuning.

Build RAG solutions, embeddings workflows, vector-search applications, and AI agents.

Create end-to-end ML pipelines for data preparation, training, evaluation, deployment, monitoring, and retraining.

Use Databricks, PySpark, MLflow, Unity Catalog, Workflows, Vector Search, and Model Serving for governed model development and operations.

Implement CI/CD, automated testing, observability, model monitoring, and production support practices.

Partner with data science, engineering, product, security, privacy, and governance teams to deliver reliable and responsible AI solutions.

Required Skills & Experience

3–4 years of experience in AI/ML engineering, software engineering, data science, or a related field.

Strong Python, SQL, object-oriented programming, data structures, API development, testing, Git, and software design fundamentals.

Hands-on experience with Databricks, Spark/PySpark, MLflow, model registries, and production ML workflows.

Practical AWS experience, including secure cloud architecture, container deployment, monitoring, and access controls.

Experience with PyTorch, Hugging Face, scikit-learn, FastAPI/Flask, Docker, Kubernetes, and CI/CD.

Understanding of model performance, latency, scalability, cost optimization, data quality, and responsible AI controls.

Preferred

Experience with enterprise GenAI, financial services or payments data, LangChain/LangGraph, and production-grade RAG or agentic AI systems.

Education

Bachelor’s or Master’s degree in Computer Science, Information Technology,or a related STEM field. Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard’s security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.
Vacancy posted 7 hours ago
Similar jobs that could be interesting for youBased on the Data Scientist II in Butlerville, IN vacancy
  •  ...set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead Data Engineer Position Overview Have you ever wanted to be part of something BIG? Now is the time to make an immediate impact at... 
    Suggested
    Full time
    Immediate start
    Worldwide

    Mastercard

    Butlerville, IN
    7 hours ago
  •  ...set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead Data Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Butlerville, IN
    7 hours ago
  •  ...SEI - Data Migration Engineer (SWP) X 3 Senior Data Migration Engineer (revised 4/22/26) Role Overview o The Senior Data Migration Engineer serves as a hands-on technical contributor and delivery anchor, responsible for designing and implementing Python-based... 
    Suggested
    Full time

    NTT DATA, Inc.

    Butlerville, IN
    7 hours ago
  • Sr Data Scientist (Machine Learning, Natural Language Processing, Java, Python, R, SAS, Github) in Philadelphia, PA Github, Java, Machine Learning, Natural Language Processing, Python, R, SAS Location: Pennsylvania Job Function: Data Scientist Date Of Job Posting:... 
    Suggested
    Permanent employment
    Full time
    Contract work
    Remote work

    DBA Web Technologies

    Butlerville, IN
    7 hours ago
  •  ...their greatest potential. Title and Summary Software Engineer II Overview Cross Border Services enables banks in their capacity...  ...3. Strong experience in Core Java, J2EE, Spring, Springboot, data stores,Web-services 4. Continuous Integration/Deployment - Jenkins... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Butlerville, IN
    7 hours ago
  •  ...Systems Administrator/Engineer – II (Systems Administrator/Engineer) Why IDS? IDS delivers innovative, mission-focused solutions that support national security and critical operations. Our teams combine deep technical expertise with real-world operational insight... 
    Full time
    Local area

    IDS International

    Muscatatuck, IN
    14 days ago
  •  ...Cellular / Radio Frequency (RF) Engineer – II (Electronics Engineer, Except Computer) Why IDS? IDS delivers innovative, mission-focused solutions that support national security and critical operations. Our teams combine deep technical expertise with operational excellence... 
    Full time
    Temporary work
    Local area

    IDS International

    Muscatatuck, IN
    14 days ago
  •  ...Technologies, LLC, a dynamic and fast-growing federal contractor, is seeking a highly skilled and motivated Computer Hardware Engineer II (Computer Hardware Engineer) to support technical operations at the Muscatatuck Training Center. This position supports the repair... 
    For contractors
    Local area

    Oak Grove Technologies LLC

    Butlerville, IN
    13 days ago
  •  ...Job Title UAS Engineer II Why IDS? IDS believes in resolving conflict, building innovative approaches to do so. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success... 
    Hourly pay
    Full time
    For contractors
    Local area
    Flexible hours
    Shift work

    IDS International

    Muscatatuck, IN
    15 days ago
  • Data Quality Analyst (DQ Analytics Tool, SQL, data analytics, data quality, unit testing, version controls, data lineage) in McLean, VA Data Analysis, Data Analytics, data lineage, SQL Location: Virginia Job Function: Data Quality Analyst Date Of Job Posting: 12-01... 
    Full time
    Remote work
    Relocation package

    DBA Web Technologies

    Butlerville, IN
    7 hours ago
  •  ...Job Title Training Director II (Training and Development Manager) Why IDS? IDS believes in resolving conflict, building innovative approaches to do so. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers... 
    Hourly pay
    Full time
    Local area
    Flexible hours
    Shift work

    IDS International

    Muscatatuck, IN
    more than 2 months ago
  •  ...Operations Manager – II (General and Operations Management) Why IDS? IDS believes in solving complex challenges through innovation, technical expertise, and operational excellence. We support critical missions across government and defense sectors, delivering impactful... 
    Full time
    Local area

    IDS International

    Muscatatuck, IN
    14 days ago
  •  ...The Business Operations Analyst plays a critical role in supporting operational excellence by enhancing business processes, improving data quality, tracking financial and operational performance, and driving efficiency and strategic alignment across teams. This role... 
    Full time
    Remote work

    vTech Solution

    Butlerville, IN
    7 hours ago
  •  ...contractor, is seeking a highly skilled and motivated Multidomain Operations Manager (Project Management Specialist) / Project Manager II to support operations at the Muscatatuck Training Center. This position supports the planning, coordination, management, and... 
    For contractors

    Oak Grove Technologies LLC

    Butlerville, IN
    a month ago
  •  ...Job Title Multidomain Operations Manager (Project Management Specialist II) Why IDS? IDS believes in resolving conflict, building innovative approaches to do so. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring... 
    Hourly pay
    Full time
    Local area
    Flexible hours
    Shift work

    IDS International

    Muscatatuck, IN
    more than 2 months ago
  •  ...Job Title Test & Evaluation (T&E) Scientist III Why IDS? IDS believes in resolving conflict, building innovative approaches to do...  ...required. • PhD in a related field preferred. • DoDM 8140.03 IAT II certification or higher required. • Active TS/SCI security... 
    Hourly pay
    Full time
    For contractors
    Local area
    Flexible hours
    Shift work

    IDS International

    Muscatatuck, IN
    more than 2 months ago
  •  ...training objectives Experience supporting spectrum management in DoD or federal environments preferred Meet DoD 8570.01-M IAT II requirements. Security Clearance Requirements: U.S. Citizenship and an active Top Secret clearance with SCI eligibility are required... 
    Temporary work
    For contractors

    Oak Grove Technologies LLC

    Butlerville, IN
    a month ago
  • Clearance Level: TS/SCI US Citizenship : Required Job Classification: Regular, Full-Time Location: Muscatatuck Urban Training Center (MuTC), Butlerville, IN Years of Experience: 8–10 years Education Level : Bachelor's degree or equivalent experience...
    Full time

    Global InfoTek, Inc.

    Butlerville, IN
    a month ago
  • $7,242.75 - $9,707 per month

     ...assigned enterprise applications. Work with ITS managers and other colleagues to develop and maintain standards and documentation for data management. Participate in division operational processes including staff selection, budget preparation/monitoring, policy/... 
    Full time
    Work experience placement
    Trial period

    City of Beaverton

    Butlerville, IN
    7 hours ago
  •  ...inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and... 
    Full time
    Worldwide

    Mastercard

    Butlerville, IN
    7 hours ago
  •  ...field (or equivalent experience) Minimum 7 years of experience as a Cyber SME, Cyber Architect, or similar role DoDM 8140.03 IAT II certification compliance Required Experience: Network design and configuration (routing, switching, firewalls, DNS, Active... 
    For contractors

    Oak Grove Technologies LLC

    Butlerville, IN
    a month ago
  • $110k - $140k

     ...technologies, cellular systems, networking, and IT management and implementation for training scenarios. Must meet DoD 8570.01-M IAT II requirements. About Us SURVICE Engineering is a nationally recognized, single-source engineering service provider for Government and... 
    Contract work
    For contractors
    Flexible hours

    SURVICE Engineering Company

    Butlerville, IN
    4 days ago
  • Principal Cloud Security Operations Engineer (Scripting, AWS, DevOps, CISM, CCSA, CISSP, CCIE Security, CEH) in San Francisco, CA AWS, CEH, CISA, CISSP, DevOps, Python, scripting, Security Operations, SIEM Location: California Job Function: Information Security Date...
    Permanent employment
    Full time
    Work experience placement
    Remote work
    Relocation

    DBA Web Technologies

    Butlerville, IN
    7 hours ago
  •  ...Medical Laboratory Scientist Potential for signing bonus on select Medical Laboratory Scientist I and II positions! A proud to be part of a hospital ranked among the "Top 5 Most Beautiful Hospitals" in America. Located in the culturally vibrant city, our hospital is... 
    Relocation package
    Weekend work
    Afternoon shift

    MLee Healthcare Staffing and Recruiting, Inc

    North Vernon, IN
    1 day ago
  •  ...testing, and operational objectives. Requirements • Bachelor's degree or equivalent experience. • Must meet DoDM 8140.03 IAT II requirements. • Active Secret security clearance required. • Minimum of three (3) years of experience in the configuration and operation... 
    Hourly pay
    Full time
    Local area
    Flexible hours
    Shift work

    IDS International

    Muscatatuck, IN
    more than 2 months ago
  • Sr. IT Analyst - Developer (.NET Development, VB6, VB.NET, C#, ASP, Web Development, HTML, Java) in Norcross, GA ASP.Net, C#, HTML, IT Technical Analyst, Java, VB.NET, VB6, Web Development Location: Georgia Job Function: Software Development Date Of Job Posting: 11-...
    Permanent employment
    Full time
    Immediate start
    Remote work

    DBA Web Technologies

    Butlerville, IN
    7 hours ago
  •  ...systems, ICS/SCADA, IoT, and RF devices.  Qualifications Bachelor’s degree or equivalent experience.  Must meet DoDM 8140.03 IAT II requirements.  Minimum 3 years of experience configuring and operating cyber range or computer test bed environments.  Experience... 
    For contractors

    Oak Grove Technologies LLC

    Butlerville, IN
    13 days ago
  •  ...or ability required.     ·Able to run parts using PC-DMIS Software package ·Able to program CMM using CAD through PC-DMIS ·PPAP & Data collection & ability to analyze/interpret data ·Experience using SPC (Statistical Process Control) tools ·Able to read blueprints... 
    Full time
    Shift work

    DBA Web Technologies

    Butlerville, IN
    7 hours ago
  •  ...inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and... 
    Full time
    Worldwide

    Mastercard

    Butlerville, IN
    7 hours ago
  • $120k - $150k

    Technical Manager Location: North Vernon, IN Compensation: $120,000-$150,000 base + 20% annual bonus Relocation Assistance: Available Position Overview We are seeking a hands-on Technical Manager to lead the maintenance and engineering functions within...
    Full time
    For contractors
    Work at office
    Relocation package
    Monday to Friday
    Shift work
    Night shift
    Day shift

    Aegis Worldwide

    North Vernon, IN
    12 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Data Scientist II. Be the first to apply!