• Working with various public procurement agencies NYC SCA, DDC, NYCTA etc.• Reviewing plans and specifications related to HVAC trade. • Preparing HVAC estimates based on takeoff’s and contract requirements.• Review vendor’s quotes and sub-contractor’s proposals.• Negotiating and settling mechanical equipment with supply manufacturers.• Reviewing submittals, approvals and addressing engineer’s comments.• Attending construction meetings and inspections.• Ordering equipment and follow-up on delivery schedules.• Preparing quotes, purchase orders, submittals, shop drawings. • Preparing project closeouts as-built drawings, equipment use permits, manuals, spare parts, warranties, labels, video training disks etc.