Knowledge of: Methods and procedures used to operate, repair and maintain traffic signal control systems, lighting systems, and various electronic control systems; Principles and practices of training, supervision, and effective discipline; Theory and principles of electrical and electronic equipment and circuits, including the operation, maintenance and installation of digital and analog electronic systems; Laws, ordinances, and regulations governing electrical construction; Computer systems operation, maintenance, and installation; Principles and practices of traffic engineering; Occupational hazards and safety precautions; Computer use and common applications, such as word processing, spreadsheet, databases and e-mail applications. The County prioritizes employee mental health and well-being and offers a top-tier Employee Assistance Program (EAP) through Concern providing confidential counseling sessions covering stress, anxiety, relationships, grief, as well as financial/legal services, personal coaching, child and elder care referrals, and comprehensive crisis support.