785,998open jobs
49,814companies
121,445added this week
Browse all
Salary
≈ $74k – $193k per year (Estimated)
Location
In office (Toronto)
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 25, 2026. First seen by Alion on Sep 25, 2026. Mastercard scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Mastercard is an American payments technology company whose origins date to 1966, when a group of banks formed the Interbank Card Association to compete with BankAmericard. Like its main rival it does not issue cards or extend credit; it operates the network that authorises, clears and settles transactions between issuing banks, acquirers and merchants in more than two hundred countries. Headquartered in Purchase, New York, the company has built a large services business alongside the core network, covering fraud and identity products through its Ethoca and RiskRecon acquisitions, open banking, consulting and loyalty programmes.

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

Field Data ScientistWho is Mastercard?

Mastercard is a global technology company in the payments industry. Our mission is to connect and power an 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 businesses realize their greatest potential.

Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.

Overview

Services within Mastercard is responsible for acquiring, engaging, and retaining customers by managing fraud and risk, enhancing cybersecurity, and improving the digital payments experience. We provide value-added services and leverage expertise, data-driven insights, and execution.

As a Field Data Scientist within Mastercard Identity, a Services organization, you will have a diverse set of responsibilities supporting sales (pre-sales), customer success (post-sale), and product development, with the aim of supporting, growing, and developing a best-in-class product suite in the identity verification industry. The role is focused on making sure potential prospects & clients see the best possible value from Mastercard Identity’s data ecosystem through machine learning or rule-based systems. As a product implementation expert, you will advise customers how to best leverage Identity’s data in their fraud workflows through proof of value tests. In addition, Field Data Scientists advise internal product stakeholders on opportunities for new product development and go to market strategies.

Role

As a Field Data Scientist you will:

- Support the sales team to ensure Mastercard Identity can highlight the maximum benefit of its dataset through proof of value (POV) tests.

- Support development of machine learning and rules-based models to help our client’s maximize fraud detection and false positive reduction, increase payment acceptance, and optimize their risk decisioning

- Understand customer business needs and workflows, using this knowledge to position Mastercard Identity products and design solutions using them.

- Proactively nurture & maintain one-on-one relationships with customer data scientists, with the aim of providing deep insights for development of fraud models.

- Acquire a deep knowledge of Mastercard Identity products and data, using this knowledge to act as subject matter expert for customers.

- Analyze Mastercard Identity data features and provide recommendations to our Product team to ensure that our products continually provide the best performing signals for our customers

- Work with customer IT and engineering resources to QA their integration of Identity API products and ensure the correct data is available for modeling.

- Assist with internal training on Identity products, data, and processes.

- Attend product spec reviews to bring customer facing perspectives and share feedback from the market.

All About You

- Computer/Data Science or Engineering degree, or equivalent experience.

- Experience in a customer-facing or heavily cross-functional role with data science centric project management experience.

- Excellent scripting and analysis skills in python and SQL.

- Excellent presentation and communication skills.

- Experience in a machine learning or data analytics capacity

- Ability to create and understand supervised machine learning models.

- Experience in understanding customer needs and using those to build design docs or technical specifications.

- Proven ability to establish credibility with technical leaders in customer organizations.Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact [email protected] and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

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.

In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in Canada, the successful candidate will be offered a competitive pay based on location, experience and other qualifications for the role and may be eligible to participate in a discretionary annual incentive program. This posting reflects one or more current openings on our team.

Pay Ranges

Toronto, Canada: $91,000 - $140,000 CAD
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
785,998 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Data Science
Similar stack
Same company
Toronto
Data Scientist 7 hours ago
$140k – $348k per year • Hybrid • Full-Time • 4+ years exp • San Francisco
Python
SQL
Databases
Snowflake
Presto
Amazon Redshift
AI/ML
Spark
Design
Figma
Apply
$64k – $85k per year • Hybrid • Full-Time • 8+ years exp • Bachelor's Degree • Toronto
PowerShell
Databases
Databricks
AI/ML
Machine Learning
DevOps
Terraform
Azure DevOps
Azure
CI/CD
Git
Platform Engineering
Management
Agile
Apply
Staff Data Engineer 5 hours ago
≈ $127k – $240k per year (Estimated) • Remote (United States, Canada) • 15+ years exp
Python
SQL
Scala
Databases
Apache Kafka
AI/ML
Cursor
Claude
Embeddings
RAG
Feature Store
DevOps
CI/CD
AWS
Amazon Kinesis
Apply
≈ $108k – $205k per year (Estimated) • Hybrid • Full-Time • 8+ years exp • Bachelor's Degree • Calgary • Vancouver
Databases
Apache Iceberg
LookML
Apache Kafka
Google BigQuery
BigQuery
AI/ML
Cursor
Airflow
dbt
AI Agents
Flink
Agentic Workflows
DevOps
GCP
GitHub Actions
Azure
CI/CD
Jenkins
AWS
Amazon S3
Analytics
AWS Glue
Looker
Management
Agile
Apply
$97k – $126k per year • Hybrid • Full-Time • 8+ years exp • Bachelor's Degree • Toronto
Databases
Apache Iceberg
LookML
Apache Kafka
Google BigQuery
BigQuery
AI/ML
Cursor
Airflow
dbt
AI Agents
Flink
Agentic Workflows
DevOps
GCP
GitHub Actions
Azure
CI/CD
Jenkins
AWS
Amazon S3
Analytics
AWS Glue
Looker
Management
Agile
Apply
≈ $19k – $46k per year (Estimated) • In office • Full-Time • Master's Degree • Budapest
Python
SQL
SAS
Analytics
Tableau
Apply
$63k – $81k per year • In office • Full-Time • Huntingdon
Python
PowerShell
AI/ML
Machine Learning
DevOps
Rest API
Terraform
Ansible
GitHub Actions
Istio
Rancher
GitLab CI
CI/CD
Jenkins
Git
Kubernetes
Service Mesh
IAM
Cybersecurity
SonarQube
Trivy
CIS Benchmarks
OWASP Top 10
SIEM
Cryptography
Vault
Apply
$243k – $328k per year • Remote (United States) • Full-Time • 14+ years exp • Bachelor's Degree • Thousand Oaks
Python
Databases
Snowflake
Databricks
AI/ML
JAX
Function Calling
AI Agents
TensorFlow
PyTorch
LLM Guardrails
Tool Use
Machine Learning
DevOps
GCP
Azure
CI/CD
AWS
Apply
$187k – $254k per year • Remote (United States) • Full-Time • 14+ years exp • High School Diploma • Thousand Oaks
Python
Java
AI/ML
LangGraph
LangChain
Prompt Engineering
OpenAI SDK
Semantic Kernel
AWS Bedrock
Kubeflow
LLM
RAG
Time Series Forecasting
Amazon SageMaker
Feature Store
LLM Guardrails
Machine Learning
DevOps
GCP
GitHub Actions
Azure
AWS
Docker
Kubernetes
Blue-Green Deployment
Management
Agile
Apply
≈ $78k – $156k per year (Estimated) • In office • Public Trust • Full-Time • 5+ years exp • Bachelor's Degree • Atlanta
SQL
Analytics
Tableau
Power BI
Management
Confluence
Jira
SharePoint
Agile
Waterfall
Apply
≈ $24k – $50k per year (Estimated) • In office • Full-Time • 5+ years exp • Pune
Java
SQL
Databases
Oracle
Analytics
ETL/ELT
Management
Agile
Scrum
Apply
≈ $71k – $174k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Dublin
Python
SQL
Python
pySpark
Databases
Snowflake
Databricks
Apache Iceberg
Delta Lake
Apache Kafka
AI/ML
Spark
Airflow
DevOps
Terraform
Azure
CI/CD
Git
AWS
Platform Engineering
IAM
Apply
≈ $34k – $74k per year (Estimated) • In office • Full-Time • 12+ years exp • Bachelor's Degree • Pune
Python
SQL
Python
pySpark
Databases
Databricks
Apache Kafka
Microsoft Fabric
AI/ML
Spark
Airflow
MLFlow
AI Agents
Machine Learning
DevOps
Terraform
Azure
CI/CD
AWS
Docker
Kubernetes
AWS Step Functions
Analytics
Azure Data Factory
Apply
≈ $24k – $50k per year (Estimated) • In office • Full-Time • 4+ years exp • Gurgaon
Python
SQL
AI/ML
Prompt Engineering
AI Agents
RAG
Analytics
Tableau
Power BI
Management
Agile
Apply
Data Scientist 4 days ago
$110k – $176k per year • In office • Full-Time • Bachelor's Degree • New York
Python
SQL
Databases
Databricks
AI/ML
Hadoop
Spark
Machine Learning
Apply
≈ $55k – $115k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Toronto
Python
SQL
AI/ML
Hadoop
Machine Learning
DevOps
AWS
Analytics
ETL/ELT
Dimensional Modeling
Apply
≈ $29k – $51k per year (Estimated) • In office • Full-Time • 2+ years exp • Toronto
Management
Microsoft Office
Apply
Marketing Manager 10 hours ago
$80k – $90k per year • In office • Full-Time • 5+ years exp • Toronto
Management
Agile
Marketing
Meta Ads
Spotify
LinkedIn
Apply
$160k – $180k per year • In office • Full-Time • 7+ years exp • Bachelor's Degree • Toronto
Management
Microsoft Office
Apply
≈ $59k – $140k per year (Estimated) • Hybrid • Full-Time • Toronto
Apply
See all jobs
This is one of many
785,998 more open roles from verified company boards, updated every day.