My duties were to do the following things,
1) Execute projects and manage the cost and time of the project.
2) Studying the drawings and discuss with consultants if there is any issue.
3) Estimation of quantity and cost of materials and preparing demands if necessary.
4) Checking the quality of materials.
5) Dealing with clients and consultants and convincing them about the projects.
6) Inspect construction site to monitor progress and ensure conformance to engineering plans, specifications, and construction safety standards.
7) Solving problems at site if any.