Why is Onyx Management Group different. We work directly for the owner, we are not 3rd party middle men tied up in red tape. We have been operating in the Portland/Vancouver area since 2009 and most of our employees have been with us for over 5 years or more. Ask us about our competitive wage, company vehicles, health insurance, and paid time off and bonus programs work. Job Requirements. Good maintenance, and people skills. valid driver's licens...