plamenPlamen Martinov
Chief Information Security Officer
phone: 773-834-1714

Plamen has been working for the University of Chicago Medicine and the BSD for the past seven years. He has over sixteen years of hands-on IT experience, eight of them in Information Security. In his most recent role, Plamen served as Director of Systems and Security in the BSD’s Center for Research Informatics (CRI). In his sixteen months with the CRI, Plamen significantly raised the profile and advanced the capabilities of the Systems and Security team, leading a highly successful move of all CRI computing resources from Prudential Data Center to the University’s Kenwood Data Center and establishing the informatics security program. Previously, he was the Lead Data Security Engineer for the University of Chicago Medicine, leading the CBIS security operations efforts. Prior to joining the University of Chicago, Plamen worked for Walgreens for seven years, where he held a variety of roles; most notably, he was responsible for perimeter defenses and security risk analysis including architecture design, network analysis, and security assessment of hardware and software.


KeithKeith Ehrlicher
Security & Service Delivery Manager
phone: 773-834-1749

Keith Ehrlicher joined the BSD Information Security Office as IT Security and Service Delivery Manager in November of 2016. Keith has 17 years of IT experience working in various IT and Management roles in the University of Chicago and the University of Chicago Medical Center. In his most recent role, Keith managed the University of Chicago Medical Center Windows and Linux enterprise systems teams. Prior to joining the University of Chicago Medical Center, Keith work for the Biological Sciences Division as the Lead System Engineer. Keith has a B.B.A in Computer Science from Robert Morris University along with ITIL V3 Foundations and Microsoft Certified Systems Engineer (MCSE) certifications.


MichaelMichael Abreu
Senior Offensive Security Engineer

Michael joined the BSD Information Security Office in September of 2017 to develop proactive security testing methodologies. Michael focuses on creating a red team that provides simulated attacks against assets to identify security vulnerabilities. Previously, Michael worked for Plante Moran as a consultant performing penetration tests for financial, healthcare, and higher education industries. Michael holds a B.S. in Computer Science with the focus of Network Security from Northeastern Illinois University. Outside of his education, Michael focuses on self-learning, certification, research, and is active in the information security community.


Profile_1_5.pngRebecca Schaefer
IT Security Analyst

Rebecca joined the BSD Information Security Office in November 2017 as an IT Security Analyst and will be specializing in risk management. Prior to joining the University of Chicago, Rebecca led PCI and SOX compliance efforts for UnitedHealth One and supervised a small team of security analysts. Earlier in her career, Rebecca investigated check and deposit fraud for PNC Bank. Rebecca has over 10 years of experience in both security and technology, which includes incident response, vulnerability management and policy development. Rebecca holds a B.A. in Criminal Justice from Ball State University and a Graduate Certificate in Applied Intelligence from Mercyhurst University.


BenPicBen Stapleton
Senior IT Security Analyst

Ben joined the BSD Information Security Office in 2015 and is responsible for administering the security infrastructure and leading computer security incident response activities and the technical investigations for these incidents. He will also assist with information security initiatives which include the identification of threats and vulnerabilities that affect the confidentiality, integrity and availability of systems. Ben has more than 12 years of increasing responsibilities in information security including vulnerability analysis, security information and event management, firewall/router/switch/wireless setup and administration and IT security policy, process and procedure development. Ben previously worked for Hologic where he was the network security lead on the Security Operations Center team. Ben has a B.A. from the University of Wisconsin-Madison and is a Certified Information Systems Security Professional (CISSP).

jutichaiJutichai Vatanagul
Security Analyst, Cyber Defense

Jutichai joined the BSD Information Security Office in March 2018 as a Security Analyst, Cyber Defense and will be specializing in incident response/management. Prior to joining the University of Chicago, Jutichai was a Network Security Analyst at Motorola Solutions where he was responsible for network security monitoring and incident handling. Jutichai has over 8 years of IT experience, with 2 of those focusing on security. Jutichai holds a M.S. in Management of Information Systems from Morris Graduate School of Management and is GCIH, CSIS, CIOS, and ITIL-F certified.

louisLouis F. Vierling
IT Security Engineer, Cyber Defense

Louis joined the BSD Information Security Office in April 2018 as a Security Engineer, Cyber Defense and will be specializing in vulnerability management. Louis has over 20 years of IT experience here at the University of Chicago with the last 3 years spent as the IT Engineer for the Ben May Department of Cancer Research. Louis holds a B.A. in Economics from the University of Michigan and is Security+ and Network+ certified.


ambersachsAmber Sachs
Security Administrator, Risk Management

Amber joined the BSD Information Security Office in June of 2018 as a Security Administrator focusing on Risk Management. Prior to the University of Chicago, Amber was a Lead Operations Specialist for J.P. Morgan Chase, providing direct support to managers and a small team of employees. Her main focus at JPMC was to manage sensitive information, and audit employees to ensure compliance with federal regulations and company policy. She has 5 years of operational experience, with two of those years as a Lead.