Computer services, namely, the design and development of computer application software excluding application or operating software for computer networks, the design and development of computer application software for mobile devices, continuous monitoring and analytics of computer software and computer networks of others for the purpose of maintaining security, and computer network design for others for the purpose of maintaining security; Analysis and evaluations of computer hardware and software problems for the purpose of maintaining security; Computer system design and engineering services for others in the field of security; Computer programming for others in the field of security; Computer system integration services for others in the field of security; Computer hardware and software design for others in the field of security; Engineering services; Software application development and integration services of computer systems and networks for the purpose of maintaining security in the fields of defense, environment, aerospace, aeronautical, intelligence, simulation, national security, information assurance, information technology, and secure computer communications and network infrastructures; computer services, namely, computer security in the fields of defense, environment, aerospace, aeronautical, intelligence, simulation, national security, information assurance, information technology, and secure computer communications and network infrastructures