The phrase "average working life" is correct and usable in written English.
It can be used to refer to the typical duration of a person's career or employment period.
Example: "The average working life of an individual has increased due to advancements in healthcare and changes in retirement age."
Alternatives: "typical career span" or "average employment duration".
In the era of an Aids holocaust, the average working life expectancy of a Kenyan prostitute is just seven years.
A significant share of those directives tend to arise in the early part of an airplane's 25- to 30-year average working life, safety experts said.
Campaigners say that more than one million plastic bags are used every minute around the world, each with an average working life of just 15 minutes.
This amounts to £91,512 over an average working life of 41 years on a salary of £26,664 a year.
Research suggests the average working life for social workers is under eight years [pdf], compared with 16 for a nurse and 25 for a doctor.
Modern British politics still hasn't found a useful place for the current crop of younger retired leaders, some of whom, like Blair and Cameron, leave Downing Street with at least 20 years of the average working life ahead of them.
According to Dr. Oliver, the average work life expectancy of a 22 year old male person is 41 years.
If the average work life expectancy is 40-50 years, then we need to replace 2-2.5% of the workforce annually just to maintain the total number of persons employed.
The time from start of investment is the average work life of the doctor, calculated as the difference between average retirement age (62-64) in each destination country and the average age at emigration from each of the nine source countries.
According to a survey of 60,000 employees, Glassdoor found that workers reported an average work-life balance satisfaction of 3.2 in 2015 down from 3,4 in 2012 and 3.5 in 2015.
A large proportion – more than two-fifths – enjoy a greater income in retirement than their average real earnings during working life.
