With five to nine years of experience, management consultants can expect to earn salaries of $76,996 to $113,693 per year. And those with 20 or more years of experience earn annual salaries of $91,844 to $158,805. IT consultants with less than one year of experience earn annual salaries of $45,852 to $60,612.With five to nine years of experience, they can expect to earn salaries of $61,156 to $88,136 per year. Those with at least 20 years of experience earn annual salaries between $79,476 and $118,337.Management and IT consultants' salaries can also vary according to their types of employers.ith five to nine years of experience, they can expect to earn salaries of $61,156 to $88,136 per year. Those with at least 20 years of experience earn annual salaries between $79,476 and $118,337. Management and IT consultants' salaries can also vary according to their types of employers.