Marietta, GAAmerican Fiber Systems at American Fiber Systems Past: Provisioning Manager at Marietta Fibernet Administrative professional with over 20 years of experience handling all aspects of office management including billing, payroll, A/P, and human resources. I... Administrative professional with over 20 years of experience handling all aspects of office management including billing, payroll, A/P, and human resources. I previously worked in the medical industry for 10 years before making the change to the telecom field where I've been for the last nine...