has three operating divisions: (a) Security, providing security and inspection systems, turnkey security screening solutions and related services; (b) Healthcare, providing patient monitoring, diagnostic cardiology and anesthesia systems; and (c) Optoelectronics and Manufacturing, providing specialized electronic components and electronic manufacturing services for original equipment manufacturers with applications in the defense, aerospace, medical and industrial markets, among others. Manage visitor control activities and serve as the initial point of contact for employees, customers, government representatives, vendors, contractors, and other guests, including pre-registration, visit coordination, positive identification, access verification, badge issuance and recovery, sign-in and sign-out, host notification, escort coordination, and monitoring compliance with restricted-area requirements.