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How to Become a Data Scientist

Do you have a passion for computer science? If so, becoming a data scientist may be a rewarding career path for you. Data scientists are primarily responsible for organizing and interpreting large data sets for companies. If this job interests you, it’s important for you to have an analytical mindset and strong problem-solving skills to best accommodate business objectives.

Data scientists typically work with leadership and marketing teams to provide insights into company data. This involves building data models to test different opportunities to fix business problems and optimize sales and operations within a company. Data scientists will need to be competent in the following areas: machine learning, coding, databases, and statistics.

This job opportunity is perfect for anyone who has a background in information systems or computer science and is looking to be a part of the business side of technology. Data scientists who continuously find solutions through data analysis will have opportunities to take on bigger projects and have more influence when company decisions are being made.

Sample job description

Do you have an eye for detail? Can you pluck out useful and relevant details from all the background noise? If so, we’re looking for you! [Your Company Name] is looking to hire an experienced data scientist to collect and sift through huge pools of data for our company. You will design and implement data collection systems, create tools to harvest and automate data collection, transform data into useful reports and presentations, and finally create actionable results with the information. The ideal candidate should have excellent mathematical and statistician skills, along with strong technical understanding of software and data structures. Being fluent in several programming languages, understanding software and storage architecture, and having the keen eye to detect patterns and correlations is vital to this highly lucrative position.

Typical duties and responsibilities

  • Develop and improve software systems 
  • Design experiments to test system operations
  • Analyze results 
  • Perform data mining to meet business objectives
  • Research, develop, and implement innovative techniques for the organization’s data
  • Work with large and complex sets of data

Education and experience

This position requires a bachelor’s degree in computer science, information technology, applied mathematics, or a related field. Many employers prefer candidates who have a master’s or doctorate.  

Required skills and qualifications

  • Strong aptitude for business, technology, mathematics, and statistics 
  • Solid written and verbal communication skills
  • Ability to work with a team to examine and solve complex issues 
  • Solid understanding of computer programming and language 

Preferred qualifications

  • 3+ years experience in ETL and/or data wrangling techniques
  • Fluent in SQL syntax
  • 3+ years experience in Statistical/ML techniques
  • Strong knowledge of best data practices

Typical work environment

The vast majority of a day in the life of a data scientist will be spent seated at a computer. Depending on the size of the company or project, this may be a team environment, however not always. 

Additionally, this position can be done remotely, creating the opportunity for a more flexible work environment, and a position that can be done freelance.

Typical hours

Typical hours for this position are from 9 AM to 5 PM, Monday through Friday, in an office setting. 

Available certifications

As data scientists work in a variety of industries, there are many institutions that offer certifications, including:

  • Certified Analytics Professional. By completing and obtaining this certification, you will have proven yourself more than capable of transforming highly complex and voluminous amounts of data into coherent points with logical conclusions. You’ll walk away with a deeper level of insight that allows you to competently explain your points to non-technical stakeholders and bring value to your work and your company.
  • Cloudera Certified Associate. This certification training will teach or reinforce your understanding of SQL development, which is the backbone of a huge swathe of report creation, modeling, and management systems. By carrying this certification, you give employers confidence that, if necessary, you could develop, create, and implement a system that will provide value for yourself. 
  • Cloudera Certified Professional Data Engineer. This certification demonstrates the holder’s ability to carry out data engineering tasks with a high level of mastery. Common and expected data science skills are rigorously tested, and stands as a performance-based test to show the holder has hands-on experience and a stress-tested understanding of best practices and methodologies.

Career path

This position requires a bachelor’s degree in a computer-related field. Employers may prefer candidates who have a master’s or doctorate. Data scientists have the opportunity to advance to positions such as senior data scientist/analyst and senior big data scientist/analyst. Opportunities for advancement vary depending on the industry.

US, Bureau of Labor Statistics’ job outlook

SOC Code: 15-1221

2020 Employment33,000
Projected Employment in 203041,700
Projected 2020-2030 Percentage Shift 22% increase
Projected 2020-2030 Numeric Shift7,200 increase

According to industry website Computer Science Online, big data is now a major component of the infrastructure, products, and services of organizations. Big data should be a $125 billion industry by the International Data Corporation, introducing a plethora of innovative processes, terms, and technology. This trend necessitates data management and interpretation skills, significantly increasing the demand for data scientists.