The job of an assembly technician, also known as an assembler, is to put together or repair products manually or using a machine. As an assembly technician, your responsibilities include piecing together the product, often with a team, and performing quality assurance on the entire process. You may also need to inspect both your work and the work of your team. Qualifications for a career as an assembly technician include a high school diploma or GED certificate, manual dexterity, technical skills, and experience working in a team environment.