Senior Data Scientist
Job in
Saint John, New Brunswick, E0E, Canada
Listed on 2026-01-29
Listing for:
Troj
Full Time
position Listed on 2026-01-29
Job specializations:
-
IT/Tech
AI Engineer, Machine Learning/ ML Engineer, Data Scientist
Job Description & How to Apply Below
About the Role
The Senior data scientist will work closely with engineering and product teams as a hands‑on technical expert in the AI security space. In addition to being an individual contributor, this role will help scope out the predictable development and delivery of ongoing AI security protections, providing mentorship across the data science team.
In this role you will:
Help lead the data science team fostering innovation and excellence in AI security engineering translating business needs into short, medium and long‑term roadmaps
Develop technical assets and IP across automated pentesting and real‑time monitoring of both discriminative and generative AI technologies
Engage with product owners to influence product direction and facilitate coverage across security frameworks and standards (e.g., NIST AI RMF, OWASP TOP 10s, MITRE ATLAS, CLOUD SECURITY ALLIANCE, etc.)
Track and analyze emerging threats to AI systems, focusing on AI/ML/GenAI models, applications and environments
Develop and implement detection and mitigation strategies for identified threats, including prototyping new approaches
Collaborate with product teams to integrate and operationalize quantifiable solutions
Contribute to a strong culture of innovation, delivery, impact, and continuous improvement
Create field enablement materials to educate technical field personnel on integrating AI protections into customer workflows
Develop white papers, blogs, reference implementations, and presentations to facilitate customer and partner adoption of AI protections
Represent data science as thought leaders in the AI security space at industry events and conferences
Skills required for this role
Deep understanding of AI/ML models, including their strengths, limitations, risks and vulnerabilities
Experience with AI/ML security risks such as data poisoning, privacy attacks, adversarial inputs, denial of service attacks, etc.
Excellent written and verbal communication skills, paired w. strong analytical and problem‑solving skills
Strong programming skills in generic programming languages such as Python or Golang and machine learning frameworks such as Tensor Flow or Py Torch
Ability to quickly learn new technologies and concepts and to understand a wide variety of technical challenges to be solved
Hands‑on experience with AI security best practices, including vulnerability assessments, red teaming, and cybersecurity controls
7+ years of experience as a Data Scientist or Machine Learning Solutions Architect, preferably with a focus on AI/ML security
5+ years of proficiency in Python for data analysis, model training, evaluation, deployment, and optimization
1+ year of experience with technologies related to large language models (LLM architectures, responsible GenAI, model evaluation, and customization techniques)
Qualifications
Experience with open source frameworks for building applications powered by large language models like Lang Chain and Llama Index
Knowledge of prompt engineering, state‑of‑the‑art model architectures as well as necessary understanding of underlying maths/statistics
Familiarity with AWS, Azure & Google services and the cloud computing landscape
Knowledge of model deployment technologies such as Torch Serve, ONNX, Triton, vLLM and orchestration using docker and Kubernetes is a plus
Familiarity with big data technologies such as Hadoop, Spark, and MongoDB
Demonstrated ability to think strategically about business, product, and technical challenges in an enterprise environment
Track record of thought leadership and innovation around AI/ML/GenAI, ideally with experience in patenting inventions
Experience developing proof‑of‑concept exploits for new or theoretical attacks
Experience scaling products at hyper‑growth startups
Graduate degree in a quantitative field such as statistics, mathematics, data science, engineering, or computer science
TrojAI is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive and welcoming environment for all employees. If you're excited to work on cutting‑edge security challenges at the intersection of GenAI, AI, ML, and data science, join us at TrojAI and help build the future of AI security.
Representative Vendor
2024 AI TRiSM
2024 Hype Cycle for Emerging Technologies
2024 Hype Cycle for Generative AI
TrojAI named to the 2021/2024 Top 100 Global AI Companies
14 King St., Suite 102, Saint John, NB, E2L 1G2
100 Summer St., Suite 1600, Boston, MA, 02110
Toll Free: (888) 4-TROJAI
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Position Requirements
10+ Years
work experience
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