Can you lose a job offer by negotiating salary?
You're an at-will employee, in almost all states, and the company has no legal obligation to hire you. For the most part, yes, you can lose a job offer by negotiating the salary for your offer. This is because in almost all states, you are an at-will employee, and the company has no legal obligation to hire you.
Is it OK to negotiate salary before accepting job?
HR experts say the answer isn't to stop negotiating altogether. Instead, it's worth considering things beyond your salary, making an extra effort to be collegial and enthusiastic, and realizing that occasionally accepting an offer as presented is fine.