Sandeep Chandra

Executive Director

Sandeep Chandra is the Executive Director for Sherlock. Since joining SDSC in 2003, he has worked on different aspects of infrastructure deployment for high-end compute and data management, as a principal investigator and in other leadership roles across a wide range of cross-disciplinary initiatives. As the Executive Director of Sherlock, Sandeep provides the strategic vision, direction, management and implementation of concepts and methodologies for Sherlock's technology platforms including Cloud Computing and Big Data solutions. Sandeep brings strong knowledge of the healthcare ecosystem with a deep focus on compliance, including NIST, FISMA and HIPAA requirements. Sandeep has offered direct policy, business, operations, and technology advice to the leadership of federal, state and academic institutions for over 15 years. Previously, Sandeep served as the Co-Principal Investigator for the Tropical Ecology Assessment & Monitoring (TEAM) network initiative where he architected one of the first multidisciplinary IT platforms for global biodiversity and ecosystem service monitoring, which included information systems, mobile technology, environmental sensors, databases and analytics.

Sandeep holds an MS in Computer Science from North Carolina State University.

Management Team


Winston Armstrong

Chief Information Security Officer

In his role as SDSC's Chief Information Security Officer, Winston is responsible for the security of a diverse computing environment that includes both health information systems and high-performance computing systems. He leads the SDSC Security Group, which monitors and investigates security incidents related to SDSC, provides guidance for security practices and policies, and makes recommendations for protecting SDSC and Sherlock resources.

Prior to working at SDSC, Winston held a similar position at the San Diego Data Processing Corporation (SDDPC), where he was responsible for the Security of the SDDPC information technology services provided to the City of San Diego. Before working at SDDPC, Winston served in various engineering and information technology roles within the aerospace industry, the most recent being at Lockheed Martin Corporation, where he was responsible for the computer systems used by the Atlas and Titan launch vehicle programs.

Winston holds a BS in Mechanical Engineering from UC Santa Barbara.


Leslie Morsek

Program Manager

In her role as Program Manager, Leslie is responsible for the direction and oversight of various projects within Sherlock to ensure delivery of high-quality services that meet and exceed client objectives and achieve all business goals. She also is engaged in developing and expanding Sherlock's relationships within the University of California (UC) framework as well as academic and industry organizations outside the UC system. Prior to joining SDSC, Leslie worked as an acquisition and program management specialist for the federal government on projects concerning the development, sustainment, and enhancement of interoperable networking and legacy software waveforms. She is a licensed attorney who practiced law as a products liability litigator and served as a professor, instructing first-year and international law students at law schools in California and Ohio.

Leslie holds an LL.M. from the University of San Diego School of Law, a J.D. from the University of Akron School of Law, as well as a B.S. in Finance from Miami University.