supervise construction of major public works projects such as buildings, highways, airports, bridges, and dams.
They can either work for a government organisation or in private industry competing for government contracts.
They usually maintain the essentials such as operating systems, business applications, security tools, web-servers, email, PCs, local and wide area networking both hardware and software and mid-range server hardware.
System admins are usually charged with installing, supporting, and maintaining servers or other computer systems, and planning for and responding to service outages and other problems.
civil engineering designs for roadways, water and sewage lines, drainage, and land grading specifications for commercial and residential building sites using maps and topographical surveys.