Capital One

Capital One

Posted via Workday

Senior Staff Machine Learning Engineer

Posted Sep 30, 2026

Role at a glance

Job function
AI & Data Machine Learning Engineering
Salary
Not Disclosed
Location
McLean, Virginia, United States
Employment
Full-time
Education
Bachelor's Degree or higher in Computer Science, Machine Learning or a related quantitative field (Statistics, Economics, Operations...
Visa support
Capital One will consider sponsoring a new qualified applicant for employment authorization for this position.

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Role Summary

AI-generated

The Senior Staff Machine Learning Engineer builds and evolves machine learning models and software for business problems in financial services. The role works with Product, Architecture, Engineering, and Data Science teams to deliver and scale production ML systems.

What You'll Do

  • Deliver ML models and software components to solve business problems in collaboration with Product, Architecture, Engineering, and Data...
  • Drive the creation and evolution of ML models and software for intelligent systems.
  • Lead large-scale ML initiatives with the customer in mind.
  • Use cloud-based architectures and technologies to deliver optimized ML models at scale.
  • Optimize data pipelines that feed ML models.
  • Promote engineering and modeling lifecycle best practices and help recruit, nurture, and retain engineering talent.

Generated from the employer's posting. Verify important details before applying.

View full posting

Qualifications

Required: Bachelor's degree or higher in Computer Science, Machine Learning, or a related quantitative field; at least 10 years programming with Python, Java, Golang, or C++; and at least 8 years each in machine learning with PyTorch or TensorFlow and listed libraries, large-scale distributed systems such as Spark or Ray, and production ML deployment and operation in the cloud using Kubernetes.

Preferred

  • Master's or Doctoral Degree in Computer Science, Electrical Engineering, Mathematics, or related field.
  • 5+ years of experience architecting and designing resilient, large-scale, production machine learning systems from data preparation, to...
  • 7+ years of experience optimizing ML algorithms, configurations, and infrastructure.
  • 7+ years of experience working with Machine Learning techniques, model types, model architectures, training concepts, and evaluating...
  • 9+ years of experience designing, implementing, and scaling production-ready data pipelines for training and evaluating ML models.
  • Experience shaping long term cross-organizational machine learning strategy.
  • Ability to communicate complex technical concepts clearly to executive leadership.
  • Recognized leader in the ML industry through conference presentations, papers, blog posts, open source contributions or patents.

Original job description

Content provided by the employer

Senior Staff Machine Learning Engineer

Do you love building and pioneering in the AI and technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors who love to solve real problems and meet real customer needs. We are seeking Machine Learning Engineers who are passionate about leveraging cutting-edge open source frameworks, advanced algorithms, and emerging technologies to join our team. As a Machine Learning Engineer, you’ll have the opportunity to be on the forefront of driving major AI transformations and scaling production models across Capital One.


What You’ll Do:

  • Deliver ML models and software components that solve challenging business problems in the financial services industry, working in collaboration with the Product, Architecture, Engineering, and Data Science teams
  • Drive the creation and evolution of ML models and software that enable state-of-the-art intelligent systems
  • Lead large-scale ML initiatives with the customer in mind
  • Leverage cloud-based architectures and technologies to deliver optimized ML models at scale
  • Optimize data pipelines to feed ML models
  • Use programming languages like Python, Scala, Java, and GoLang
  • Leverage compute technologies such as Dask and RAPIDS
  • Evangelize best practices in all aspects of the engineering and modeling lifecycles
  • Help recruit, nurture, and retain top engineering talent

Basic Qualifications:

  • Bachelor's Degree or higher in Computer Science, Machine Learning or a related quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Engineering)
  • At least 10 years of experience programming with Python, Java, Golang, or C++
  • At least 8 years of Machine Learning experience using industry standard frameworks PyTorch or Tensorflow and libraries (Pandas, NumPy, Scikit-learn)
  • At least 8 years of experience using and operating large scale distributed systems (Spark, Ray) to prepare AI or Machine Learning data
  • At least 8 years of experience deploying and operating Machine Learning solutions in production and operating production services in the cloud (AWS, GCP, Azure) and using Kubernetes to manage large scale containerized Machine Learning software systems

Preferred Qualifications:

  • Master's or Doctoral Degree in Computer Science, Electrical Engineering, Mathematics, or related field
  • 5+ years of experience architecting and designing resilient, large-scale, production machine learning systems from data preparation, to model training, and inference. 
  • 7+ years of experience optimizing ML algorithms, configurations, and infrastructure
  • 7+ years of experience working with Machine Learning techniques (Supervised, semi-supervised, and unsupervised, reinforcement learning, etc.) model types (Regression, Classification, Clustering, etc.), model Architectures (RNNs, CNNs, LSTMs, Transformers), training concepts (loss function, hyperparameters, regularization), and how to evaluate model accuracy and diagnose and address common issues (underfitting, overfitting)
  • 9+ years of experience designing, implementing, and scaling production-ready data pipelines for training and evaluating ML models.
  • Experience shaping long term cross-organizational machine learning strategy 
  • Ability to communicate complex technical concepts clearly to executive leadership
  • Recognized leader in the ML industry through conference presentations, papers, blog posts, open source contributions or patents
  • Experience developing high-performing ML engineers with an inspiring leadership style

Capital One will consider sponsoring a new qualified applicant for employment authorization for this position.


The minimum and maximum full-time annual salaries for this role are listed below, by location. Please note that this salary information is solely for candidates hired to perform work within one of these locations, and refers to the amount Capital One is willing to pay at the time of this posting. Salaries for part-time roles will be prorated based upon the agreed upon number of hours to be regularly worked.

McLean, VA: $314,800 - $359,300 for Sr. Staff Machine Learning Engineer


 

Plano, TX: $286,200 - $326,700 for Sr. Staff Machine Learning Engineer


 


 


 


 


 


 


 


 


 

Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate’s offer letter.

This role is also eligible to earn performance based incentive compensation, which may include cash bonus(es) and/or long term incentives (LTI). Incentives could be discretionary or non discretionary depending on the plan.

Capital One offers a comprehensive, competitive, and inclusive set of health, financial and other benefits that support your total well-being. Learn more at the Capital One Careers website. Eligibility varies based on full or part-time status, exempt or non-exempt status, and management level.

This role is expected to accept applications for a minimum of 5 business days.

No agencies please. Capital One is an equal opportunity employer (EOE, including disability/vet) committed to non-discrimination in compliance with applicable federal, state, and local laws. Capital One promotes a drug-free workplace. Capital One will consider for employment qualified applicants with a criminal history in a manner consistent with the requirements of applicable laws regarding criminal background inquiries, including, to the extent applicable, Article 23-A of the New York Correction Law; San Francisco, California Police Code Article 49, Sections 4901-4920; New York City’s Fair Chance Act; Philadelphia’s Fair Criminal Records Screening Act; and other applicable federal, state, and local laws and regulations regarding criminal background inquiries.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation, please contact Capital One Recruiting at 1-800-304-9102 or via email at [email protected]. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

For technical support or questions about Capital One's recruiting process, please send an email to [email protected]

Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).

Capital One

About the company

Capital One

Large Enterprise

Capital One is a prominent financial services company headquartered in McLean, Virginia, specializing in credit cards, banking, auto loans, and savings accounts. Established in 1994, the company has grown to become one of the largest issuers of credit cards in the United States, known for its innovative approach to banking and commitment to customer service. Capital One leverages technology and data analysis to enhance financial solutions, making banking easier and more accessible for its diverse customer base. With a strong focus on inclusion and community engagement, Capital One offers various opportunities for students and recent graduates to launch their careers in finance and technology.