The civil engineers build, design, and supervise infrastructure systems and projects. The skills required to exceed in this field include decision-making skills, math skills, leadership skills, organization skills, problem-solving skills, speaking, and writing skills. As infrastructure needs increase the job opportunities increases. They rebuild, repair, and upgrade roads, dams, bridges, airports, buildings, and many other structures for both public and private entities. In future, the importance of renewable energy projects is increasing for civil engineering. The salary of a civil engineer depends upon the intensity of work and project type, but it is one of the highest paying engineering jobs.