John Lange

Dr. John "Jack" Lange is an Associate Professor (on leave at Oak Ridge National Laboratory) in the Department of Computer Science at the University of Pittsburgh. He holds a PhD from Northwestern University (2010) and dual B.S. degrees in Computer Engineering and Computer Science from the same institution (2003). His research focuses on High Performance Computing, Operating Systems, Virtualization, and Networking, with a current emphasis on specialized operating systems for supercomputing environments.

Education:

• PhD in Computer Science, Northwestern University, 2010
• MS in Computer Science, Northwestern University, 2006
• B.S. in Computer Engineering and B.S. in Computer Science, Northwestern University, 2003

Research Interests:

• High Performance Computing and Operating Systems
• Networking, Virtualization, and Distributed Systems
• Specialized OS design for supercomputing environments

Recent Contributions: His work includes contributions to system software for exascale computing (e.g., Hobbes OS/R, Palacios VMM, and Kitten LWK), as well as research on virtualization, resource management, and secure access control in distributed systems. Recent publications emphasize network optimization, fault isolation, and scalable system design for leadership-class supercomputers.

Awards:

• Departmental Teaching Award (2013, 2014)
• Symantec Graduate Research Fellowship (2007–2008)

Advising & Grants: Advised multiple PhD and MS students, including Nicholas Gordon, Judicael Djoko-Takougue, Brian Kocoloski, and Jianan Ouyang. Secured significant grants from NSF and DOE, including collaborative projects on privacy controls, resource management, and exascale system software.

Professional Roles:

• Affiliated with the Institute for Cyber Law, Policy, and Security
• Senior Systems Scientist at Oak Ridge National Laboratory (2021–present)
• Served in leadership roles at HPDC, TPDS, and other conferences