A recent report by IDR, researching manager’s pay and benefits, shows there is considerable variation in salaries between departments: sales roles typically attract the highest salaries, while roles in HR and project management tend to fall towards the lower end.A recent report by IDR, researching manager’s pay and benefits, shows there is considerable variation in salaries between departments: sales roles typically attract the highest salaries, while roles in HR and project management tend to fall towards the lower end.