Sr. Cost Estimator

About the Role We are seeking a detail-oriented Cost Estimator / Cost Manager to support a high-impact infrastructure program at the Jerome Park Reservoir in the Bronx. In this role, you'll be responsible for managing cost estimates, preparing and reviewing change orders, conducting quantity take-offs, and working closely with contractors, engineers, and project managers to assess and document project cost impacts. This position is ideal for a candidate with strong experience in cost control, estimating, and contract change managementparticularly within public infrastructure or NYC DEP projects. Key Responsibilities Prepare, review, and negotiate change orders with contractors, consultants, and project stakeholders. Perform detailed quantity take-offs and cost estimates to support change order validation and project forecasting. Collaborate with engineers, field staff, and project managers to identify scope changes and assess cost impacts. Review construction drawings and utilize AutoCAD and Bluebeam to evaluate changes and support documentation. Maintain comprehensive records of change order submissions, negotiations, and approvals. Ensure compliance with contract terms, technical specifications, and regulatory requirements. Support project cost control efforts, including budget tracking and forecasting. Mentor junior staff in estimating practices and cost documentation. Required Qualifications 5-10 years of experience in cost estimating, cost management, or construction change order management. Proven experience working directly with contractors, including a solid understanding of DEP processes and documentation . Proficiency in AutoCAD and Bluebeam for drawing analysis and take-offs. Strong knowledge of civil construction practices, estimating methods, and quantity take-offs. Preferred Qualifications Experience working on NYC DEP or other public infrastructure projects. Familiarity with water treatment, utility, or civil infrastructure programs. Prior involvement in large-scale municipal or agency-led capital programs.