A typical day for a Medical Lab Technician may include: Perform routine, complex, and specialized laboratory testing in areas such as hematology, chemistry, microbiology, immunology, blood bank, coagulation, and urinalysis. Joining RWJBarnabas Health means joining a community where every Medical Lab Technician is encouraged to grow, innovate, and make a meaningful impact on the health and well-being of the patients and communities we serve.