42 Consulting services in the field of configuration management for computer hardware and information technology systems development, engineering and integration, provided to the federal government and its prime contractors; computer security consultancy services in the fields of information technology and cyber security, namely, computer and information technology network security, audits, certification and accreditation support, provided to the federal government and its prime contractors; computer network engineering services and information technology network systems engineering services provided to the federal government and its prime contractors; technical support services, namely, remote and on-site infrastructure management services for monitoring, administration and management of computer and information technology networks, provided to the federal government and its prime contractors; providing Systems Engineering and Technical Assistance (SETA) services to the federal government and its prime contractors; providing advisory and assistance services, namely, remote administration and management of hosted data center devices, databases, and software applications to the federal government and its prime contractors, namely, expert advice regarding computer software, hardware and information technology systems development, website design and development, and computer software, hardware and information technology systems network testing, modeling and simulation; providing consulting services relating to all of the foregoing to the federal government and its prime contractors; computer network design for others in the nature of design and management of enterprise network systems for the federal government and its prime contractors; cyber security services provided to the federal government and its prime contractors, namely, computer disaster recovery planning; design and implementation of information technology systems, and consulting services relating thereto provided to the federal government and its prime contractors; design of information technology systems used in telephone call centers, and consulting services related thereto, provided to the federal government and its prime contractors; scientific research and engineering services, namely, engineering for the federal government, and scientific research management services for others, provided to the federal government and its prime contractors