Temporary jobs for an engineer include mechanical and manufacturing roles in a variety of industries. In these jobs, you work for a company with temporary staffing needs. Job duties can vary widely, and many companies hire temporary engineers to work on short-term projects. As a temporary engineer, you may operate equipment, oversee manufacturing operations, and handle other duties as necessary. You typically work with teams to carry out design goals and meet deadlines. Other responsibilities include supervising project management tasks as well as teams of employees to fulfill organizational needs.