Data Scientist

Data Scientist Job Description

Data scientists develop innovative solutions to business challenges by applying their mathematical and analytical skills to detect patterns in very large datasets. Their work improves the performance of information systems and databases and leads to technological advancements and efficiencies, such as better networking technology, faster computing speeds and improved data security. Candidates must have strong analytical, data mining, multivariate statistical modelling and quantitative analysis skills, as well as experience in programming languages — commonly Python or Java — and writing SQL queries for data manipulation. In addition, they require experience querying databases and using statistical computer languages (R, Python, SLQ, etc.) and working with distributed data/computing tools (Map/Reduce, Hadoop, Hive, Spark, Gurobi, MySQL, etc.) Most employers require five to 10 years of experience in Computer Science or Information Systems, as well as a Bachelor’s degree, Master’s degree or Ph.D. in a quantitative discipline.

Typical duties of a data scientist:

Assessing the effectiveness and accuracy of new data sources and data gathering techniques

Developing and executing technical visions, including planning, technical decision making and project management in order to support business decisions and company growth

Developing custom data models and algorithms to apply to data sets

Presenting complex analyses as action-oriented recommendations

Managing and merging data from multiple sources and generating reports

Reviewing applications, data sets and models for anomalies to ensure accuracy

Applying effective algorithms to large-scale data modelling

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Salary for Data Scientist

101750 - 153000

25th percentile

101750

New to the role, with little or no experience; requires more than casual instruction or supervision to perform day-to-day duties

50th percentile

125000

Has the experience to consistently perform core responsibilities without direct supervision; very comfortable with processes and subject matter associated with the role

75th percentile

153000

Value to the organization goes far beyond the ability to perform normal job duties; has rare qualifications that enable consistent contribution in unique ways; ready for next career level when available

Projected salaries for related positions

Position title

25th percentile

50th percentile

75th percentile

Data Engineer

117000

141000

167000

Data Architect

109250

142750

175000

Business Intelligence Analyst – Technology

90250

113000

138750

Database Manager

104250

130250

155500

Database Developer

100000

111250

136750

Database Administrator

74500

94250

120500

Data Warehouse Analyst

79750

101000

129500

AI Architect

106250

143500

161000

Data Analyst – Technology

71750

87750

110250

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