HIRE Ethical Hacker

I am looking for a skilled ethical hacker to help me with network security. All my internet and computer systems at work and personal computer have been compromised. A hacker is deleting and monitoring all computer work and destroying all property. I need to hire someone who find and secure all ways in which this person is hacking my computer system. Would like to show the skilled ethical hacker examples in real time of hacking as I work in order to find the exact computer security issue. Thank you for your time.