If you are in a school then take an internship. It is the best way to start up your career in museum jobs. You can also take an internship from your school's career placement office and use the time of your school when you are eligible for credits.
In the fundraising job you can get many more contacts and know many people which will help you to prove to be invaluable. In the entry level position use all your skills. Apply for the jobs such as assistance membership and development. You can get any type of jobs for your experience. Especially you can work in an office environment. It can be useful to you to translate your experience during the entry level development position. You have to carefully research your jobs options. Look for the best field where you want to be settled in your life. Look for your co ordination, development if art is your area and also look out the assistance position working in the museum. You can work as member assistance or also in coordinator position at the museum of natural history, if you are interested in history. If you don't have any idea about the position you can voluntarily get experience in every position than you can easily choose the best result and best career because working in many fields you can select the valuable career for you. Get more information and more knowledge about those jobs. The persons who were having great skills of writing were known as grant writers. They were focused on getting funds for the museum and the non demands were always in top demands. Work as you like to work.