Job description. Registered/Certified Medical Assistant, LPN, RN. We are seeking an experienced Registered/Certified Medical Assistant, LPN, or RN, for our busy Allergy, Asthma & Immunology Center. MA or Nursing experience is preferred but new grads are still encouraged to apply. On the job training will be provided for individuals with no allergy or clinical immunology experience. Responsibilities. Performs clinical skills, such as Skin Testing,...