An actuary is a business professional who deals with the financial impact of risk and uncertainty.

Actuaries are highly skilled and sought after experts who analyse mathematical, statistical and financial data and apply this knowledge to the life insurance, general insurance, health insurance, superannuation, funds management, banking and management consulting industries. 

Actuaries provide assessments of financial security systems, with a focus on their complexity, their mathematics, and their mechanisms.

The name of the corresponding profession is actuarial science.

Actuary: consistently ranked as best career
Brad Smith, FSA, SOA President, discusses the benefits of the actuarial profession and why it is a top-ranked career, consistently showing up on best job and best career lists.