Roundel
Sr Engineer - Machine Learning page is loaded## Sr Engineer - Machine Learninglocations:
7000 Target Pkwy N,NCD-0375 Brooklyn Park,MN 55445time type:
Full timeposted on:
Posted Todayjob requisition id:
R0000424508The pay range is $95,000.00 - $171,000.00Pay is based on several factors which vary based on position. These include labor markets and in some instances may include education, work experience and certifications. In addition to your pay, Target cares about and invests in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves.Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation.Find competitive benefits from financial and education to well-being and beyond at .Working at Target means helping all families discover the joy of everyday life. We bring that vision to life through our values and culture. .The Fraud Detection and Prevention Data Science team builds scalable, intelligent systems that safeguard Target’s guests and digital channels from fraud and abuse. As a Senior Engineer, you will own the end-to-end lifecycle of machine learning solutions — from data exploration and feature engineering to model development, deployment, and continuous improvement through MLOps.You’ll collaborate closely with engineering, data, and product partners across Target to deliver ML solutions that proactively detect, prevent, and adapt to emerging fraud patterns across stores and digital platforms.### **Core Responsibilities*** Design, build, and scale **ML models for fraud detection** using supervised, unsupervised, and deep learning techniques.* Perform **exploratory data analysis (EDA)** to identify anomalies, patterns, and emerging fraud behaviors.* Develop and maintain **end-to-end MLOps pipelines** on Vertex AI and GCP — including training, evaluation, deployment, and monitoring.* Partner with cross-functional teams — **Engineering, Data Engineering, Investigations, and Product** — to operationalize fraud models and translate insights into prevention strategies.* Research and prototype new detection techniques, including **LLMs, anomaly detection, and behavioral modeling**.* Lead technical design reviews, mentor junior data scientists/engineers, and uphold best practices through code reviews and technical sessions.* Maintain strong documentation and model governance, ensuring reliability, reproducibility, and scalability across the ML platform.### **Tech Stack & Tools*** **Languages:** Python, SQL* **Frameworks:** TensorFlow, PyTorch, Scikit-learn* **Data & Platforms:** GCP, Vertex AI, PySpark, BigQuery, Hadoop, Hive* **MLOps & Automation:** MLflow, Airflow, CI/CD frameworks* **Collaboration:** GitHub, JIRA, cross-functional partnerships with Engineering, Data Platform, and Fraud Investigations### **Experience & Qualifications*** Advanced degree (Master’s or PhD) in Computer Science, Data Science, Statistics, Mathematics, or a related field* 5–8 years of hands-on experience in **data science, ML engineering, or applied machine learning** with a proven track record of developing and deploying machine learning models.* Proven ability to build, scale, and deploy **production ML models** from experimentation to production.* Strong experience with **MLOps and pipeline automation** using cloud platforms (GCP / Vertex AI preferred).* Proficiency in data cleaning, preprocessing, and augmentation techniques to ensure high-quality training data* Experience in **fraud detection, anomaly detection, or risk modeling** preferred but not required.* Excellent programming and collaboration skills; able to bridge the gap between data science, engineering, and business.* Familiarity with deep learning architectures like CNNs, GANs, and transformers.* Expertise in tuning hyperparameters (e.g., learning rate, batch size) to optimize model performance.* Evaluate model performance using metrics such as accuracy, precision, recall, and F1 score. Conduct error analysis and optimize models accordingly* Strong problem-solving skills, passion for solving interesting and relevant real-world problems using a data science approach.* Excellent communication skills. Ability to clearly tell data driven stories through appropriate visualizations, graphs, and narratives.* Strong team player with ability to collaborate effectively across geographies/time zones.This position will operate as a **Hybrid/Flex for Your Day** work arrangement based on Target’s needs. A Hybrid/Flex for Your Day work arrangement means the team member’s core role will need to be performed both onsite at the Target HQ MN location the role is assigned to and virtually, depending upon what your role, team and tasks require for that day. Work duties cannot be performed outside of the country of the primary work location, unless otherwise prescribed by Target. Click
if you are curious to learn more about Minnesota.**Benefits Eligibility**Please paste this url into your preferred browser to learn about benefits eligibility for this role: https://tgt.biz/BenefitsForYou\_D**Americans with Disabilities Act (ADA)**In compliance with state and federal laws, Target will make reasonable accommodations for applicants with disabilities. If a reasonable accommodation is needed to participate in the job application or interview process, please reach out to candidate.accommodations@HRHelp.Target.com. Non-accommodation-related requests, such as application follow-ups or technical issues, will not be addressed through this channel.Target is one of the world’s most recognized brands and one of America’s leading retailers. We make Target our guests’ preferred shopping destination by offering outstanding value, inspiration, innovation and an exceptional guest experience that no other retailer can deliver. Target is committed to responsible corporate citizenship, ethical business practices, environmental stewardship and generous community support. Since 1946, we have given 5 percent of our profits back to our communities. Our goal is to work as one team to fulfill our unique brand promise to our guests, wherever and whenever they choose to shop.We'll contact you if you're selected for next steps. In the meantime, follow us at
for the latest news.**Our Benefits**We care about and invest in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves. Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation. Find competitive benefits from financial and education to well-being and beyond at . #J-18808-Ljbffr
7000 Target Pkwy N,NCD-0375 Brooklyn Park,MN 55445time type:
Full timeposted on:
Posted Todayjob requisition id:
R0000424508The pay range is $95,000.00 - $171,000.00Pay is based on several factors which vary based on position. These include labor markets and in some instances may include education, work experience and certifications. In addition to your pay, Target cares about and invests in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves.Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation.Find competitive benefits from financial and education to well-being and beyond at .Working at Target means helping all families discover the joy of everyday life. We bring that vision to life through our values and culture. .The Fraud Detection and Prevention Data Science team builds scalable, intelligent systems that safeguard Target’s guests and digital channels from fraud and abuse. As a Senior Engineer, you will own the end-to-end lifecycle of machine learning solutions — from data exploration and feature engineering to model development, deployment, and continuous improvement through MLOps.You’ll collaborate closely with engineering, data, and product partners across Target to deliver ML solutions that proactively detect, prevent, and adapt to emerging fraud patterns across stores and digital platforms.### **Core Responsibilities*** Design, build, and scale **ML models for fraud detection** using supervised, unsupervised, and deep learning techniques.* Perform **exploratory data analysis (EDA)** to identify anomalies, patterns, and emerging fraud behaviors.* Develop and maintain **end-to-end MLOps pipelines** on Vertex AI and GCP — including training, evaluation, deployment, and monitoring.* Partner with cross-functional teams — **Engineering, Data Engineering, Investigations, and Product** — to operationalize fraud models and translate insights into prevention strategies.* Research and prototype new detection techniques, including **LLMs, anomaly detection, and behavioral modeling**.* Lead technical design reviews, mentor junior data scientists/engineers, and uphold best practices through code reviews and technical sessions.* Maintain strong documentation and model governance, ensuring reliability, reproducibility, and scalability across the ML platform.### **Tech Stack & Tools*** **Languages:** Python, SQL* **Frameworks:** TensorFlow, PyTorch, Scikit-learn* **Data & Platforms:** GCP, Vertex AI, PySpark, BigQuery, Hadoop, Hive* **MLOps & Automation:** MLflow, Airflow, CI/CD frameworks* **Collaboration:** GitHub, JIRA, cross-functional partnerships with Engineering, Data Platform, and Fraud Investigations### **Experience & Qualifications*** Advanced degree (Master’s or PhD) in Computer Science, Data Science, Statistics, Mathematics, or a related field* 5–8 years of hands-on experience in **data science, ML engineering, or applied machine learning** with a proven track record of developing and deploying machine learning models.* Proven ability to build, scale, and deploy **production ML models** from experimentation to production.* Strong experience with **MLOps and pipeline automation** using cloud platforms (GCP / Vertex AI preferred).* Proficiency in data cleaning, preprocessing, and augmentation techniques to ensure high-quality training data* Experience in **fraud detection, anomaly detection, or risk modeling** preferred but not required.* Excellent programming and collaboration skills; able to bridge the gap between data science, engineering, and business.* Familiarity with deep learning architectures like CNNs, GANs, and transformers.* Expertise in tuning hyperparameters (e.g., learning rate, batch size) to optimize model performance.* Evaluate model performance using metrics such as accuracy, precision, recall, and F1 score. Conduct error analysis and optimize models accordingly* Strong problem-solving skills, passion for solving interesting and relevant real-world problems using a data science approach.* Excellent communication skills. Ability to clearly tell data driven stories through appropriate visualizations, graphs, and narratives.* Strong team player with ability to collaborate effectively across geographies/time zones.This position will operate as a **Hybrid/Flex for Your Day** work arrangement based on Target’s needs. A Hybrid/Flex for Your Day work arrangement means the team member’s core role will need to be performed both onsite at the Target HQ MN location the role is assigned to and virtually, depending upon what your role, team and tasks require for that day. Work duties cannot be performed outside of the country of the primary work location, unless otherwise prescribed by Target. Click
if you are curious to learn more about Minnesota.**Benefits Eligibility**Please paste this url into your preferred browser to learn about benefits eligibility for this role: https://tgt.biz/BenefitsForYou\_D**Americans with Disabilities Act (ADA)**In compliance with state and federal laws, Target will make reasonable accommodations for applicants with disabilities. If a reasonable accommodation is needed to participate in the job application or interview process, please reach out to candidate.accommodations@HRHelp.Target.com. Non-accommodation-related requests, such as application follow-ups or technical issues, will not be addressed through this channel.Target is one of the world’s most recognized brands and one of America’s leading retailers. We make Target our guests’ preferred shopping destination by offering outstanding value, inspiration, innovation and an exceptional guest experience that no other retailer can deliver. Target is committed to responsible corporate citizenship, ethical business practices, environmental stewardship and generous community support. Since 1946, we have given 5 percent of our profits back to our communities. Our goal is to work as one team to fulfill our unique brand promise to our guests, wherever and whenever they choose to shop.We'll contact you if you're selected for next steps. In the meantime, follow us at
for the latest news.**Our Benefits**We care about and invest in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves. Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation. Find competitive benefits from financial and education to well-being and beyond at . #J-18808-Ljbffr