# Sionna Therapeutics jobs and careers

> 3 open roles at Sionna Therapeutics as of October 29, 2026. Source: https://www.thejobsmap.com/company/sionna-therapeutics

Sionna Therapeutics is a clinical-stage biopharmaceutical company on a mission to revolutionize the current tr

## Key facts

| | |
|---|---|
| Open roles | 3 |
| Cities hiring | 1 |
| Headquarters | Waltham MA |
| Founded | 2018 |
| Employees | 11 to 50 |
| Total funding | $292M |
| Industries | Biotechnology, Genetics, Health Care, Medical |
| Website | https://sionnatx.com |

## Where they are hiring

- Waltham: 3 open roles

## Newest open roles

- [Director, Regulatory Affairs CMC](https://www.thejobsmap.com/job/d57eed8a-c913-45be-bf5c-d873f127fc86), Waltham MA
- [Clinical Project Manager](https://www.thejobsmap.com/job/cef2f314-28be-4c81-a652-a03cf70653d9), Waltham MA
- [Director, CMC Project Management](https://www.thejobsmap.com/job/d8a2393b-4db7-4b69-85b6-2b762f51be8e), Waltham MA

## Leadership

- Mike Cloonan, President & CEO
- Mark Munson, Co-Founder & VP, Medicinal Chemistry
- Elena Ridloff, CFO & Head of Corporate Development
- Josh Resnick, Director
- Charlotte McKee, Chief Medical Officer
- Bruce Booth, Board Director
- Vanya Sagar, Chief People Officer
- Lucian Iancovici, Director

## Common questions

### Is Sionna Therapeutics hiring right now?

Yes. Sionna Therapeutics has 3 open roles listed as of October 29, 2026.

### Where is Sionna Therapeutics hiring?

The most open roles are in Waltham (3).

### Where is Sionna Therapeutics headquartered?

Sionna Therapeutics is headquartered in Waltham MA and was founded in 2018.

### Who leads Sionna Therapeutics?

Mike Cloonan, President & CEO, is at the top of Sionna Therapeutics's org chart.

### How do I apply for a job at Sionna Therapeutics?

Pick a role on Sionna Therapeutics's TheJobsMap page and select Apply. Every listing links to the original posting on Sionna Therapeutics's own careers site, so you apply directly with the employer.