Civil Supervisors monitor civil construction projects. They oversee activities such as building bridges, repairing highways and doing construction on airports. While Civil Supervisors may have an office, much of their time is spent on construction sites to make sure all parties involved are performing up to par. Civil supervisors play a vital role in the effective management of construction projects. They oversee the intricacies of project execution, ensuring that every task aligns with the desired goals and technical specifications.