County of Sonoma   Senior Engineer Salary: $137,165 - $166,719 Annually Closing Date: Continuous   Build your public works engineering career with the County of Sonoma!   Senior Engineers in SPI's Roads Division are exposed to a myriad of engineering projects that include bridge and road construction, traffic engineering, and hydrology. As a Senior Engineer, you will monitor the progress of engineering/construction traffic and land development projects, ensuring they comply with applicable State and Federal requirements. Responsibilities also include directing the fieldwork of traffic maintenance crews, overseeing the maintenance an