At Mersana, we all share a singular vision: to create a world where all patients triumph over cancer. We know that the actions of each one of us matter, and that our success depends on our ability to work together.

Open Positions

We are passionate about providing an inclusive workplace that promotes and values diversity and inclusivity. As we grow, we are seeking to engage with the most talented individuals with diverse backgrounds, cultures, and perspectives to add to Mersana’s collaborative, respectful, and fun culture. If you want to join our mission to discover and develop life-changing antibody drug-conjugates for patients fighting cancer, please apply to one of the open roles below.

If you don’t see a role that fits your profile, then introduce yourself to Mersana here General Application.


If you are an AGENCY or a SEARCH FIRM looking to partner with Mersana, kindly forward your inquiry to We ask that you not contact our talent acquisition or HR team, executives, or employees via phone, email, LinkedIn message or other method.

While we occasionally augment our recruitment efforts, we mainly rely on our brand, reputation, employee networks, and internal talent acquisition team to identify talent.  We will only work with agencies, search firms or external recruiters who follow our formal engagement process.  Any resume submitted to us by agencies, search firms or external recruiters without formal engagement will be treated as a direct, unsolicited application, not subject to any fees.

Reasonable Accommodation Notice:

Mersana will provide reasonable accommodation for qualified individuals with known disabilities, in accordance with applicable law.  Applicants with disabilities may be entitled to reasonable accommodation under the terms of the Americans with Disabilities Act and certain state or local laws. Please reach out to Mersana’s Talent Acquisition team by calling 617.498.0020 or emailing if you need assistance completing any forms or to otherwise participate in the application process.