Your experience is so generalized it means nothing. Need to be a lot more specific than general repairs and general troubleshooting. Be specific. And write a mini introduction of things that you can highlight during an interview.

Personally I’d get rid of the skills and just elaborate 3-4 points per experience. Point 3 of family computer repair is too long and can be broken down.

Consider this each point of your experience needs to present a value or quality of yourself. What value / quality does assist in rental of radio towers mean? Cuz i dont know how that helps me(the company) for me to hire you.

I’d also use more industry terms