Please, correct my gramma

0For the last two years, I worked as projects manager of Empresas Parodi, Inc., a general construction company.00 00My duty includes but is not limited to administrative work, the estimate of materials and equipment needed for projects. 00 00In charge to plan, supervise, and coordinate activities of workers and expedite workflow.00 00Estimate work hours required, and assign duties.00 00I have the ability to interpret specifications, blueprints, and job orders. Responsible for the inspection of the work, accept or reject work.00 00Working in this position, I have had the opportunity to supervise all kind of company skilled workers and subcontractors.00 00Projects that involve restoration as : Puerto Rico Aqueducts and Sewer Authority, Sergio Cuevas Water Sample Laboratory;00 00this project involved painting, electricity, plumbing, masonry, carpentry, etc., to one of the latest one in which, included the00 00removal of some asbestos walls. 00 02br
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00The U.S. Coast Guard for over 18 years gave me enough Knowledge, skill, and abilities to perform the job for which, I am here applying for as Maintenance Mechanic Leader. As a Petty Officer First Class or Machinery First Class, I obtained the expertise and the experience to supervised personnel of other specialty and areas.00 00I performed duty tours on Coast Guard ships as engineering department supervisor and as Coast Guard Base Support Services supervisor under the Base Engineering department in which, I gained leadership.00 00Some of my knowledge, abilities and skills in facility maintenance mechanic are the operation of refrigeration and air conditioning system; tested for refrigerant leaks; operated auxiliary equipment such as air compressors, laundry and galley equipment.00 00I used and cared for hand tools and measurement instruments; interpreted simple diagrams and blueprints, and I have used oxyacetylene and electric-arc equipment to perform minor brazing, cutting and welding operations in plumbing systems.00 00Fabricated and installed hoses, tubing and fittings.00 00Assisted electricians as required in checking electrical distribution systems for grounds; 00 00monthly maintained CG Base generators; paralleled two AC generators and used appropriate manuals, prints, and other materials to obtain technical repair information.00 00Tested and renewed oil seals in refrigerant compressors; performed major repairs on refrigeration and air conditioning compressors.02br
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00Prepared and maintained engineering maintenance reports and records.00 00Analyzed reports of discrepancies and malfunctions and determines corrective action; have estimated time, labor, and material required for repair of machinery, structures, equipment, or systems.00 00Prepared work requests and schedules; provides technical information concerning maintenance, operation, capabilities, and limitation of engineering equipment and machinery.00 00I had trained personnel in the principles of operation and supervised them on all engineering equipment; trained personnel in casualty control procedures.00 00Had the opportunity to organized and directed subordinate personnel in the operation, repair, overhaul, and procurement of ship propulsion and auxiliary equipment and supplies.00 00I assisted in the formulation of plans, and budget requirements and the Knowledge and skill to use computerized maintenance software.0-