Example: "Hello, I'm a former employer of ABC and I'm very interested in the job of production manager that you have advertised. Writing a cover letter for a previous employer requires highlighting your existing knowledge, valuable skills, and showcasing how you've grown since leaving.Learn how to write a rehire letter and ask for your job back with professionalism and confidence. Get tips and examples to guide your own. The document is a sample cover letter for returning to a previous employer. We'll tell you why you might be asked to reapply for your current job and how you can succeed. Plus we've provided some sample cover letters to use. Asking to return to an old job is common enough. To create an effective cover letter, the Career Resource Center (CRC) offers an online cover letter writing guide, digital workshop, templates and samples. Do not go back more than five to ten years unless it strongly relates to your current career goal.