Karen Evans is the Assistant Secretary of the Office of Cybersecurity, Energy Security and Emergency Response at the United States Department of Energy. After being nominated by Donald Trump in June 2018 for this position, she was confirmed as Assistant Secretary by the United States Senate on August 28, 2018.

Previously, Evans was the Administrator of the Office of Electronic Government and Information Technology (IT) at the Office of Management and Budget. Her responsibilities in this position were in "capital planning and investment control, information security, privacy, accessibility of IT for persons with disabilities, and access to, dissemination of, and preservation of government information". Evans retired from this office on January 20, 2009. Evans served as the de facto chief information officer for the United States until the office was created by Barack Obama who appointed Vivek Kundra.

Evans served as chief information officer for the United States Department of Energy, and earlier as director of the Information Resources Management Division, Office of Justice Programs in the United States Department of Justice. She also worked with the National Park Service, the Office of Personnel Management, and the Farmers Home Administration.

Evans also served as National Director for US Cyber Challenge, a private-public partnership program dedicated to strengthening the cybersecurity workforce in the United States. US Cyber Challenge is instrumental in finding high level cybersecurity talent, training them with skills for the workplace and networking them with both private and public organizations for employment. Each summer, US Cyber Challenge hosts week-long camps to develop and train such talent.

Cybersecurity, Energy, West Virginia Management, Environment, Policy,