A Project Estimator plays a crucial role in an organization by assessing project costs, resources, and timelines, ensuring financial viability while guiding project teams. Key responsibilities include analyzing blueprints, preparing detailed cost analyses, and collaborating with engineers and project managers. Essential skills include analytical thinking, proficiency in estimation software, and strong communication. Typically working in construction or manufacturing environments, estimators collaborate closely with architects, contractors, and financial teams. Career progression may lead to roles like Senior Estimator, Project Manager, or Cost Analyst, presenting growth opportunities within the industry.