Bank of Montreal

ML/AI Research Engineer

Bank of Montreal$103K — $192K *
Enterprise Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Master's or Ph.D. in Computer Science, Engineering, Mathematics, or a related quantitative field.
  • 5+ years of applied deep learning experience with end-to-end ownership of complex modelling initiatives.
  • Strong proficiency in Python and PyTorch; familiarity with distributed processing frameworks is an asset.
  • Experience writing clean, modular, well-tested code following software engineering best practices.
  • Publications in top-tier venues are a strong asset.
  • Strong experimental rigor with the ability to deliver reproducible research.
  • Effective communicator who can prioritize across multiple initiatives in a fast-paced environment.

Responsibilities

  • Lead the design, training, and scaling of transformer-based foundation models.
  • Run rigorous experiments to continuously improve model quality, speed, and reliability.
  • Build reusable tools and pipelines to accelerate research iteration across the team.
  • Advance the team's research agenda by tracking state-of-the-art research.
  • Collaborate cross-functionally to evaluate model outputs and measure business impact.
  • Develop domain expertise to inform modelling decisions.
  • Enhance data pipelines for optimized machine learning models.

Benefits

  • Comprehensive health insurance.
  • Tuition reimbursement opportunity.
  • Accident and life insurance coverage.
  • Retirement savings plans available.
  • Performance-based incentives and discretionary bonuses.
  • Additional perks and rewards aside from base compensation.
Full Job Description

Application Deadline:

06/29/2026

Address:

100 King Street West

Job Family Group:

Data Analytics & Reporting

Accountabilities
  • Lead the design, training, and scaling of transformer-based foundation models, translating business objectives into production-ready deep learning systems.
  • Run rigorous experiments against strong baselines to continuously improve model quality, speed, and reliability.
  • Build reusable tools and pipelines that accelerate research iteration across the team.
  • Advance the team's research agenda by tracking state-of-the-art research and identifying high-impact opportunities.
  • Collaborate cross-functionally to evaluate model outputs in downstream applications and measure business impact.
  • Develop domain expertise to inform modelling decisions and contribute to broader organizational initiatives.
Qualifications
  • Master's or Ph.D. in Computer Science, Engineering, Mathematics, or a related quantitative field.
  • 5+ years of applied deep learning experience with end-to-end ownership of complex modelling initiatives.
  • Strong proficiency in Python and PyTorch; familiarity with distributed processing frameworks (e.g., PySpark) is an asset.
  • Writes clean, modular, well-tested code following software engineering best practices (CI/CD, automated testing, version control, documentation).
  • Publications at top-tier venues (e.g., NeurIPS, ICML, ICLR, ACL, TPAMI) are a strong asset.
  • Experience working with large structured and unstructured datasets.
  • Strong experimental rigor with the ability to deliver reproducible research in ambiguous problem spaces.
  • Effective communicator who can prioritize across multiple initiatives in a fast-paced environment.
  • Exemplifies high performance, integrity, and partnership.

Researches, builds, and implements scalable artificial intelligence systems capable of learning and making predictions to business requirements. Enhances data pipelines and lakes to ensure data is clean, accurate, and optimized for machine learning models. Monitors, evaluates, and optimizes learning processes to continuously improve high-performance models. Works with other data and analytics professionals to optimize, refine, automate and scale analysis into repeatable analytics solutions and decision support tools.

  • Designs and develops machine learning (ML) and deep learning systems.
  • Runs machine learning tests and experiments. Trains and retrain systems to prevent drift and optimize results.
  • Solves complex problems with multi-layered data sets, extends existing ML frameworks and optimizes existing machine learning libraries.
  • Develops Machine Learning apps, implements algorithms, and builds tools to apply ML frameworks.
  • Turns unstructured data into useful information by auto-tagging images and text-to-speech conversions.
  • Develops ML algorithms to analyze huge volumes of historical data to make predictions.
  • Runs tests, performs statistical analysis, and interprets test results.
  • Operates at a group/enterprise-wide level and serves as a specialist resource to senior leaders and stakeholders.
  • Applies expertise and thinks creatively to address unique or ambiguous situations and to find solutions to problems that can be complex and non-routine.
  • Implements changes in response to shifting trends.
  • Broader work or accountabilities may be assigned as needed.
  • Take measured risks while protecting the bank by applying our Risk Management Framework in the execution of your role, in line with our Risk Culture and within our approved Risk Appetite, making sound and risk informed decisions that align to business strategy, protect assets, and adhere to applicable policy documents (Frameworks, Policies, Standards, Procedures and Supporting documents), laws and regulations.

Qualifications:

Intermediate level of proficiency:

  • Systems Thinking.

Advanced level of proficiency:

  • Mathematics, Statistics & Operations Research.
  • Critical thinking.
  • Creative reasoning.
  • Computational Thinking and Programming.
  • Deep Learning.
  • Machine Learning.
  • Scaling Models.
  • Continuous Integration and Continuous Delivery/Deployment.
  • ML algorithm.
  • Verbal & written communication skills.
  • Analytical and problem solving skills.
  • Influence skills.
  • Collaboration & team skills; with a focus on cross-group collaboration.
  • Able to manage ambiguity.
  • Data driven decision making.
  • Typically 7+ years of relevant experience and post-secondary degree in related field of study or an equivalent combination of education and experience.
  • Seasoned professional with a combination of education, experience and industry knowledge.

Salary:

$103,200.00 - $192,000.00

Pay Type:

Salaried

The above represents BMO Financial Group’s pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group’s expected target for the first year in this position.

BMO Financial Group’s total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit: 

About Bank of Montreal

The Bank of Montreal is a Canadian multinational investment bank and financial services company. It provides a wide range of personal and commercial banking, wealth management, and investment banking products and services. The bank had revenues of CAD 23.6 billion in 2020.
Learn more about Bank of Montreal
Size
45,454 employees
Market Cap
$60.9 billion
Industry
Founded
1817
5 Year Trend
+9.1%
NASDAQ

Similar Jobs

More Jobs at Bank of Montreal

More Enterprise Technology Jobs

Find similar ML/AI Research Engineer jobs: