William Nestor Ms, Cissp, Ccsk

William Nestor has over 40 years of work experience in various technology and information security roles. William started their career as an RJE Operator at SEI in 1981 before moving on to work as a Remote Site Operator and Mainframe Developer at Philadelphia Life Insurance Co. from 1982 to 1987. From 1987 to 1997, they worked as an Application Developer at Albert Einstein HealthCare Network, where they focused on HBO Inc.'s patient management system using CICS, VSAM, PL/I, COBOL, and the SAS environment. Starting in 1997, William joined Vanguard as a Technology Specialist III, where they managed the product life cycle of their Email Gateway product, specifically Proofpoint products. William led the migration of the email filtering system from an on-premise solution to the vendor's PaaS hosted solution. Currently, they are working at Radiology Partners as an Information Security Engineer, providing senior-level support for their email security gateway product. William'stasks include modifying and creating policy routes and rules in areas such as firewall, DLP, SPAM, and HIPPA compliance.

William Nestor has a strong educational background in information science and computer security. William obtained a Master of Science (M.S.) degree in Information Science from Penn State Great Valley, graduating in 2009. Prior to that, they completed a Certificate in Computer Security from the same institution in 2006. In 2001, they earned a Bachelor of Science (BS) degree in Business Administration from the University of Phoenix.

In addition to their formal education, William Nestor has obtained several certifications in the field of cybersecurity. William became a Certified Information Systems Security Professional (CISSP) in November 2015, demonstrating their expertise in this area. William also holds a Certificate of Cloud Security Knowledge v.3 from the Cloud Security Alliance, which they attained in August 2015.

Furthermore, William has completed various certifications related to specific software and technologies. These include the Proofpoint Certified DLP Specialist certification in October 2022, a Cybersecurity Leadership Certification and Protection Server Level 2 certification from Proofpoint in 2021, and multiple certifications related to Proofpoint Protection Server Administration, obtained in 2021. William has also acquired the Microsoft Azure Fundamentals certification in August 2020.

Additionally, William has sought professional development through online platforms, acquiring certifications such as Learning Security Frameworks, Overcoming Your Fear of Public Speaking, and Strategic Thinking from LinkedIn.

Although not explicitly mentioned in the provided information, it cannot be assumed that William Nestor currently holds a Certificate of Cloud Security Knowledge v.3 since the obtained month and year were not specified.