It's not easy to look for the perfect job, as there are a lot of factors that comes into play, like wages, benefits, work environment, career development and so on. But that doesn't mean that there aren't any companies that a lot of people are dying to get into.

According to Business Insider, people who are working at the right place won't need to find the perfect job, as great companies are usually the ones who make it perfect. These companies are the ones that usually focus on employee satisfaction.

Fortune reports that they usually ask employees about their attitude towards the management's credibility, their overall job satisfaction, and camaraderie. With these in mind, here are the top five best companies to work for in the United States, based on the compilation of fortune and Business Insider.

The number one company to work for is clearly Google, who is well known for the perks and benefits that it provides its employees. The company is also known to provide flexibility to its employees, allowing them to take on projects that exercise their creative ingenuity.

Next would be Salesforce , a company that knows how to give back to its employees, despite the demanding work environment of the company. The company is said to offer on-site fitness, free snacks and drinks, and dog-friendly office.

United Services Automobile Association, or USAA, provides financial services such as banking, investing and insurance to former and current military families. The company is known for providing good work-life balance, and last year became the official Military Appreciation Sponsor of the NFL.

The fourth is Cisco Systems, a maker of router and switchers, who offers flexibility to its employees, allowing them to work remotely. The company also has a state-of-the-art child care center for 600 kids, for employees who has nowhere to leave their kids while they're at work.

Last on the list is American Express, who is offering great benefits to its employees. The company offers 40 days of paid maternity leave, 30 days for fathers and adoptive parents, on-site gyms, café, and an ability for employees to have flexible working hours.