How to Sign an Offer Letter PDF and Send It Back the Same Day
An offer letter arriving as a PDF attachment is one of the more pleasant documents to receive and one of the easier ones to fumble. The negotiation is done, you have decided to accept, and all that stands between you and a start date is signing a file and sending it back. People stumble here for boring reasons: no printer, no scanner, an unfamiliar signing platform, or a vague worry about doing something irreversible. None of it needs to take more than ten minutes.
Before signing, read the document once more with fresh eyes, because this is the last moment when changes are cheap. Check the job title, the start date, the base salary figure and the pay period it refers to, any bonus or equity terms and their vesting schedule, the reporting line, the work location or remote arrangement, and the notice period. Confirm that anything agreed verbally during negotiation actually appears in writing. If something discussed on a call is missing, ask now rather than after you have signed.
To sign without printing, open the file in the sign tool. Draw your signature with a trackpad, type it and choose a handwriting style, or upload a photo of a signature you wrote on white paper, then place it on the signature line. Add the date in the date field. If the letter includes a printed-name line or a box to initial an appendix such as a confidentiality agreement, complete those too, then export the finished PDF. Everything happens in your browser, so a document containing your salary is never uploaded anywhere.
Return it the way the letter asks. If it names a specific person or an HR address, reply directly to that thread so the offer and the acceptance stay together in one place. Attach the signed PDF with a filename that identifies it clearly, such as your name plus signed-offer plus the date. Keep the message short and warm: confirm you are accepting, restate the start date as you understand it, and ask what they need from you next. That last question is what moves onboarding forward.
Finally, keep your own copy. Save the version you signed, and when the company returns a countersigned copy, save that too, since the fully executed version is the one that matters if a term is ever disputed. Store both somewhere durable rather than leaving them in your email, and consider using protect if the file lives on a shared device. If the letter arrived as a scan and the text is not selectable, run OCR first so you can search your own records later.