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IT Security Instructors

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Robert Lightfoot is an information security instructor for the Center for Infrastructure Assurance and Security (CIAS) at the University of Texas San Antonio. He began with the CIAS in 2016 and has been teaching cybersecurity classes for Texas A&M Engineering Extension Service (TEEX) for the last year. He also brings over 20 years of software development and project management experience to the CIAS training staff.


Lightfoot has developed software for telecommunication systems including local, long-distance, and cellular systems. He has also worked on projects that designed networks for voice, data, and video. He was the project manager for an internal project that brought a software development organization from the SEI (Software Engineering Institute) Level 1, initial to Level 2, Repeatable, using the SEI’s Capability Maturity Model. He was also the project manager for multiple enhancements to cellular infrastructure products for Motorola. Then, Lightfoot was the Manager of Technical Marketing for Motorola’s Cellular Infrastructure Group, working with engineers to deploy cellular capabilities to countries outside of the US, Europe, and Japan.


The remainder of Lightfoot’s experience is designing custom automation machines for garment handling industries. The experience with ICS (industrial control systems) and network controlled machines is part of the Cybersecurity landscape.


He received his Bachelor’s degree in Computer Science from Texas A&M University and his Master’s Degree in Computer Science/Software Engineering from SMU. He earned certificates in Essentials of Community Cybersecurity, Promoting Community Cyber Security, The EOC’s Role in Community Cyber Security, and Community Cybersecurity Exercise Planning.


He has spoken at Clean, a conference for the garment industry, about automation, and teaches cybersecurity classes for TEEX. He has also been requested to speak at the Software Developers Cartel in College Station.




Natalie Sjelin is the associate director of training for the Center for Infrastructure Assurance and Security (CIAS) at the University of Texas San Antonio. She began with the CIAS in 2002 and brings over 14 years of cybersecurity experience to the CIAS training staff.


Sjelin also serves as the director of the Information Sharing and Analysis Organizations (ISAO) - Standards Organization (SO). In this role, she is leading the development of the ISAO SO’s Support Group to assist ISAOs in their overall development and to assist ISAOs to hone their capabilities and services. In addition, Sjelin plays a significant role in the National Cyber Preparedness Consortium (NCPC) initiatives to design and deliver cybersecurity training for the nation.


The majority of Sjelin’ s experience has been in designing, facilitating and executing cybersecurity exercises and developing and delivering cybersecurity training at various levels. Her focus has been working with communities to build viable and sustainable cybersecurity programs.


She received her degree in Computer Information Systems and has earned the CompTIA Security + Certification, as well as a Certified Training Professional certification from Texas A&M.


She speaks regularly for professional groups, meetings, panels and conferences all of the country including the premier RSA conference. Sjelin has co-authored several white papers on Community Cybersecurity topics and most recently co-authored a chapter for a new book on Cyber-Physical that will be published soon.




Paul Woeppel is an information security instructor for the Center for Infrastructure Assurance and Security (CIAS) at the University of Texas San Antonio. He began with the CIAS in 2016. He also brings over 18 years of cybersecurity knowledge to the CIAS training staff.


Woeppel is currently performing a Joint Duty Assignment with the Defense Intelligence Agency in their Information Assurance Program, as their Lead for Cross Domain systems. He is assisting with their strategic plan which involves security assessments of those systems responsible for securely transferring data between unclassified and classified networks. Prior to this assignment, he was assigned to 25 Air Force, Lackland Air Force Base, San Antonio, Texas as a Division Chief providing support Global Enterprise's Information Technology (IT) and security ops for worldwide terrestrial, airborne, and satellite telecommunications systems supporting tactical, strategic, and national cryptologic intelligence collection efforts.


Additionally, he has over 16 years’ experience as the Division Chief, overseeing Assessment and Authorization (A&A) (formerly certification, accreditation) for the security of all Air Force Sensitive Compartmented information (SCI) information systems/networks worth $100M+ by enforcing National and Intelligence community policies, procedures and technical security requirements. He was responsible for ensuring systems incorporate the Risk Management Process (RMF) framework process that covers the NIST and CNSS security publications that form the basis of the Intelligence Community’s risk management process which include Intelligence Community Directives 502 and 503.


He as an Undergraduate in Information Systems from UTSA, and a Masters in Computer Systems and Information Management from Webster’s University. In addition, he is a Certified Information System Security Professional and has served as adjunct Faculty Instructor at Northwest Vista College, San Antonio Texas and was responsible for teaching various computer to include Security courses covering Basic and Advanced Security, Network Security, Computer Forensics, and Linux and Windows Security.



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