Systems software engineers design the operating systems and interface systems that allow computers to properly function. As of 2012, the BLS reports that systems software engineers earned an average hourly wage of $49.30 and an average annual salary of $102,550.Half of all systems software engineers working in the United States earned between $37.95 and $59.40 per hour, with the highest-paid 10 percent earning $71.56 or more per hour.ardware engineers employed by software publishers earned more than those in any other industry, an average of $55.73 per hour. Average hourly pay by state ranged from a low of $36 in Oklahoma to a high of $55.95 in Michigan.
The longest unambiguously documented human lifespan is that of Jeanne Calment of France (1875â1997), who died at age 122 years, 164 days.
He was also the world's oldest living person from December 2012 until his death. Since the death of 116-year-old Jeralean Talley of the United States on 17 June 2015, Susannah Mushatt Jones also of the United States, born 6 July 1899, is the oldest living person in the world whose age can be documented.ore evidence of Calment's lifespan has been produced than for any other supercentenarian; her case serves as an archetype in the methodology for verifying the ages of the world's oldest people.