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updated october 2026

Data Scientist Jobs in Ottawa (October 2026)

4 open Data Scientist positions in Ottawa as of October 2026, across 4 hiring companies — 1 of them remote-friendly. Ciena leads with 1 opening. Listings are updated daily, and every role links straight to the employer's official application page.

All data science jobs in Ottawa →

AI Engineer (3)Data Engineer (2)Machine Learning Engineer (0)
TS

Data Scientist II

TD Securities·Toronto, Ontario; Ottawa, Ontario·On-site
Mid·Data Scientist·$82k – $115k
PythonSQLMachine learningStatistical modeling
3d ago→
C

Services Business Intelligence & Analytics Intern

Ciena·Montreal; Ottawa·On-site
Junior·Data Scientist·$44k – $58k
PythonSQLMachine learningData visualization
5d ago→
IH

Scientifique des données associé, confidentialité et désidentification/ Associate Data Scientist, Privacy and De-identification

Iqvia Holdings·Ottawa, Ontario, Canada·On-site
Junior·Data Scientist·$50k – $83k
Data privacyDe-identificationStatistical disclosure controlRisk assessment
1w ago→
C

Data Annotation Specialist, Data Science

Cohere·Canada, Calgary, Winnipeg, Vancouver, Halifax, Edmonton, Ottawa, Toronto, Victoria, Montreal·Hybrid
Junior·Data Scientist
Data annotationAi modelsMachine learningNatural language processing
3mo ago→
no longer hiring

Recently closed Data Scientist roles in Ottawa

Roles we listed that have since closed — kept for reference, and a useful read on who has been hiring.

TS

Data Scientist II

Closed
TD Securities·Toronto, Ontario; Ottawa, Ontario; London, Ontario·On-site
Mid·Data Scientist·$82k – $115k
PythonMachine learningData analysisSQL
closed 4w ago→

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Methodology: live Data Scientist listings whose location includes Ottawa, updated daily. Multi-office roles appear under every listed location.