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Seth Purselley is a Lead Information Security Engineer at Lumen Technologies since November 2023, bringing extensive experience in cybersecurity. Prior to this role, Purselley served as a Senior Cybersecurity ISSO at MITRE from July 2021 to November 2023, and as an ISSO II at ManTech from September 2020 to July 2021, where responsibilities included developing security assessment plans and managing security controls for Special Access Programs. Purselley’s background also includes a significant tenure in the United States Air Force from February 2014 to September 2020, where roles ranged from Cyber Security Supervisor/ISSO to IT Help Desk Support, focusing on compliance with DoD and NIST standards, incident response, and safeguarding communication assets. Education includes ongoing studies at Western Governors University and degrees from the Community College of the Air Force and Trinity Valley Community College.