First, create a USAJOBS account, then upload your resume(s) and supporting documents to your account.
The benefits to using USAJOBS are
- You can store up to five distinct resumes
- The site is spell-check capable
- You have the ability to upload your attachments and resumes
- You can store up to 25 job interests
- Email notification of job postings are sent regularly
- You can submit documents via fax, hardcopy, online