JOB SUMMARY - The job duties of the Maintenance Worker - IST include but are not limited to provide road and bridge maintenance and construction, construction and maintenance materials handling, and facilities maintenance; and to provide responsive, courteous and efficient service to County residents and the general public. The duties of this job include physical activities such as stooping, kneeling, standing, reaching, walking, lifting and/or move (up to 50 pounds), grasping, talking, hearing/listening, seeing/observing, and repetitive motions.