Ok. You might want to consider below before reapplying and also, it might be a good idea to get GCMS notes.
1. Funds: Buy 10k GIC and pay 1 year tuition in full.
2. Current Employment: Stay employed and provide proof of your employment with your application through paystubs or income tax return for last 5yrs(since you have been employed 5 yrs). This will help strengthen your ties home as you would appear employable in your home country before and after completion of education in Canada.
3. Assets(Personal/Family): Provide proof of any assets like house or land owned by you or your immediate family to further strengthen your ties.
4. IELTS: You are good here but you need to leverage this on your SOP as a proof of your commitment to return to study after 5 yrs of being in the workforce.
5. SOP: Outline why you want to pursue the program, what benefits you will get and how it will make you more desirable as an employee at your home country.
6. You didn't disclose your country of citizenship here, but if you are from a refugee producing nation, it can have a negative effect on your application.