There is a world of job opportunities in data, data analytics, big data, and business improvement they can bring. If the numbers are right, it looks like demand will exceed supply.
There are several possible data job names required, including Data Scientist, Data Analyst, Business Analyst, and Data Specialist. It is essential to home in on the one that best suits your skills and aspirations, perhaps leaving the door open to continuous career development later.
However, be aware that people may use in many ways, sometimes even mutually. So, look at each claim to make sure that at your next work assessment or hiring interview, you consent on what the job role includes, as well as its name.