Whether you have exposure to the same software systems used at DHL Logistics or not, you need to demonstrate your ability to pick up new programs and technology. Look back at your relevant work experience and draw correlations between them, showcasing your skills are transferrable to their environment. Go into depth about your technical skills. Take advantage of this opportunity to go deeper into the hard skills on your resume and cover letter by sharing the programs you are familiar with, how quickly you learned them, and how adept you are at them.