Trying to understand how far can QA skills (solely referred to standard QA skills, excluding management or other interpersonal skills as they are subjective)

Trying to understand how far can QA skills (solely referred to standard QA skills, excluding management or other interpersonal skills as they are subjective) can give growth opportunities to an individual to grow (financially as well as technically) and what are the limitations (if any)?

Q: How far can QA skills take one in their career in terms of growth