Can anyone check my grammar,grammatical mistakes and sentence structure please?

Summary I am working for large companies producing GRP pipes in Egypt then recently in UAE. I am responsible for Maintenance Department and also IT in Charge ,In fact, I manage team of professional people to achieve the maintenance works by better way One of my responsibilities is to design and modify the electrical control circuits and Network for Both equipments (installed & new Fabricated) to improve the machines' performance and decrease the time down I deal with many people at different departments in the company with much flexibility to execute works quickly; At last, I look forward to have a managing position because I have ability to manage both works and people safely.