Looking for sample applications to get started? Click here to find ready-to-use templates for various teaching positions.To write an application letter for a teaching position, start with a formal greeting and clearly state your interest in the role. If you're struggling to write a CV or cover letter for teaching roles, here are some examples to help you stand out, whether you're a headteacher or NQT. I am writing to express my deep interest in the open elementary-level teaching position in your school district. I am writing to apply for the Substitute Teacher position that was advertised on your website. Search our current openings. Current openings for substitute teaching may include up to three types of job postings. Step 1: Apply Online. Complete the online application.