11/30/2020

Introduction

Goal: Explore data scientists jobs extracted from Glassdoor

Dataset:

  • It was from one of the dataset found in Kaggle.

  • Consists of 3,909 rows and 17 columns with features that include Job Title, Salary Estimate, Location, Company Rating, Job Description, etc.

  • Data Inclusions and Exclusions

    • Excluded 21 records with salary estimate represented “per hour”.
    • Included only job titles which contain any of the following keywords: Data Scientist, Data Analyst, Data Engineer, Data Modeler, Business Intelligence Analyst, Machine Learning Engineer, Research Scientist, and Data Architect.

  • Final data count used in the analysis was 2,808.

Assumption: Job levels were all set to Junior if it is not explicitly specified as Senior, Lead, Principal.

Salary by Role

  • Some of the job titles have no information on the salary.
  • Overall Annual Salary Range: $50,000 - $225,000 across all job levels and titles.
  • Mean Midpoint: $75,000 - $130,000 across all job levels and titles.
  • Interestingly, Junior roles are paid higher on average compared to other levels.

Salary by Company

  • Facebook pays junior data science roles the highest compared to all other companies followed by Apple.
  • Kforce only pays $95,000, annually.
  • Only 14 companies reportedly paid junior data science related roles higher than $100,000 annually.

  • Apple pays an average of $160,000, annually for senior data science related jobs followed by CyberCoders with $125,000 annually.
  • Diverse Lynx, Battelle, and JP Morgan pays less than $100,000 annually.
  • Only 5 companies pay more than $100,000 for senior data science related roles.

Salary by Industry

  • Restricted to industries with at least 100 individuals arrange in increasing n.
  • Majority (60% - 80%) are junior data science related jobs across all the 7 industries.
  • IT Services industry seem to have provided Glassdoor info related to data science jobs.

Salary by Ownership Type

  • Private companies top the list.
  • There are also companies with “Unknown” and “Not Specified” ownerships.

Salary by State

  • The data was only represented by 10 States.
  • California and Arizona in the east; Texas and Florida in the south; Illinois, Ohio, Pennsylvania, New York, New Jersey, and Delaware in the west.
  • Florida and Illinois have lower midpoint annual salary estimates for junior data science jobs compared to the rest of the coloured States.

  • New York pays the highest for senior data science roles compared to the other coloured States.

References

  1. Larxel, (2020, July). Data Scientist Jobs, Version 1. Retrieved November 30, 2020 from kaggle.com/andrewmvd/data-scientist-jobs/version/1.
  2. Miller, K. (2020, June). 11 Data Science Careers Shaping our Future. Northeastern University, Graduate Programs. Retrieved December 3, 2020 from https://www.northeastern.edu/graduate/blog/data-science-careers-shaping-our-future/.
  3. ODS Open Data Soft. (n.d.). US Zip Code Latitude and Longitude. Retrieved December 1, 2020, from https://public.opendatasoft.com/explore/dataset/us-zip-code-latitude-and-longitude/export/.