---
title: 'Principal Scientist,  Oligonucleotide (PMO, ASO) Development at Dyne Therapeutics'
canonical: 'https://feeny.ai/job/principal-scientist-oligonucleotide-pmo-aso-development-dyne-therapeutics-2x39whh9swds'
type: 'job'
last_seen: '2026-09-07'
---

# Principal Scientist,  Oligonucleotide (PMO, ASO) Development at Dyne Therapeutics

- **Company:** Dyne Therapeutics
- **Location:** Waltham, MA
- **Compensation:** $159k–$200k
- **Posted:** 2026-08-27
- **Last confirmed live:** 2026-09-07
- **Apply:** https://job-boards.greenhouse.io/dynetherapeutics/jobs/6161918004

## Job description

Company Overview:

Dyne Therapeutics is focused on delivering functional improvement for people living with genetically driven neuromuscular diseases. We are developing therapeutics that target muscle and the central nervous system (CNS) to address the root cause of disease. The company is advancing clinical programs for Duchenne muscular dystrophy (DMD) and myotonic dystrophy type 1 (DM1) as well as preclinical programs for facioscapulohumeral muscular dystrophy (FSHD), Pompe disease and multiple DMD mutations. At Dyne, we are on a mission to deliver functional improvement for individuals, families and communities. Learn more at [https://www.dyne-tx.com/](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.globenewswire.com%2FTracker%3Fdata%3DaBhdU0rLyxqDF5MLc_hIfw7usSG4P5AlGZUt689alyH6v7mzOmFdpd9s5X8DlnvZSiEkR5UEisX91xRDuQTa2VgG02ByJmFzR8fXOPz8Zi8%3D&data=05%7C02%7Cjinna.oh%40dyne-tx.com%7C0a9e83cf0dad4bb9d7f808defa05885d%7Cebfdf398d6a6477eace4f79a019fa3aa%7C0%7C0%7C639223098825271389%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=J6tnBKJnocuFhoQSNnLD03mlmX8CCP4Ufz89Tz2BRqY%3D&reserved=0), and follow us on [X](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.globenewswire.com%2FTracker%3Fdata%3DLBKooGRVe4UrE2Sa6ReueOswzx2nXn5X8MuiTcNNQ_6lX0cFP8Xf24jpFASx3QmF9Qt-1g3RGsigqX34LIiwMg%3D%3D&data=05%7C02%7Cjinna.oh%40dyne-tx.com%7C0a9e83cf0dad4bb9d7f808defa05885d%7Cebfdf398d6a6477eace4f79a019fa3aa%7C0%7C0%7C639223098825316922%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=1SaJTlzgJLAz3INco8zVJpHByglVu9H3uR4eaUUwqbY%3D&reserved=0), [LinkedIn](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.globenewswire.com%2FTracker%3Fdata%3DV9e03kLdDWSbh0_VwnuvS9iTb21RRXsSKiAaMEbducMXKsrR2S-Gw7FLuap5gHCzvcaUIvGPyAeg1wRzFGrqW9J_Z6Ha8bGtJaWV9voKp-c%3D&data=05%7C02%7Cjinna.oh%40dyne-tx.com%7C0a9e83cf0dad4bb9d7f808defa05885d%7Cebfdf398d6a6477eace4f79a019fa3aa%7C0%7C0%7C639223098825339609%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=bDmOn9uD5vB9%2F2LttEyLg%2BANoH6v3vDFv7SAwVdi%2BoI%3D&reserved=0) and [Facebook](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.globenewswire.com%2FTracker%3Fdata%3DCMyzCcuOkxGNqTNEki-upZwJJPBCJLp0a-MvjKwwfPo1XQp8XutL02Vy2Vg3ZmpnCYnPLhHxcgEzFeh-07gg_rWzXbiw64-AClVkXbKyKQs%3D&data=05%7C02%7Cjinna.oh%40dyne-tx.com%7C0a9e83cf0dad4bb9d7f808defa05885d%7Cebfdf398d6a6477eace4f79a019fa3aa%7C0%7C0%7C639223098825359448%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=exQuTFG7FGBX1V0XPy4zSebLvhQUDksB19Nej8Eg3DQ%3D&reserved=0).

## Role Summary

The Principal Scientist of Oligonucleotide Development will lead the chemical synthesis strategy for PMO and modified ASO payload molecules, managing execution both internally and across CDMOs. This role oversees the early development aspects from preclinical process and analytical development leading into GMP manufacture for IND-enabling studies.

This role will ensure the delivery of robust, scalable, and cost-effective manufacturing processes, serve as the primary technical lead for external CDMOs, driving aggressive timelines while delivering well-characterized products optimized for our proprietary bioconjugation platform.

The Principal Scientist of Oligonucleotide Development will steer the development of preclinical assets and help define CMC strategies within a matrixed environment. The role will play a critical role in global regulatory filings (IND, IMPD, etc.) by authoring and reviewing key Module 3 sections.

This role is based in Waltham, MA without the possibility of being a remote role. Physical presence onsite is expected on 4-5 days/week.

## Key Responsibilities

Technical Leadership & Strategy

- Drive Process Excellence: Lead the design, optimization, and execution of process development for PMO and modified ASO payload molecules, ensuring scalability for clinical supply.
- Define Analytical Strategy: Support analytical development, focusing on robust impurity control strategies, raw material specifications, and comprehensive physicochemical characterization for both oligonucleotide payloads and conjugated protein drug substances.
- Innovate & Improve: Proactively identify and implement emerging technologies and continuous improvement initiatives to enhance product quality and manufacturing efficiency.
- Prepare technical source documents, publications, and oral presentations
- Prepare and review relevant CMC and product related sections and documentation for regulatory submission (IND, IMPD etc.)
- Review and approve documents related to development and cGMP operations, including Tech Transfer, Process Characterization, Master Batch Records (MBRs) and Campaign Summary Reports

External Partner & Project Management

- Technology Transfer: Spearhead the seamless transfer of processes and analytical assays to external partners, ensuring technical success and data integrity.
- Issue Resolution: Serve as the technical lead for resolving complex manufacturing or analytical challenges, driving timely and data-driven solutions.

Regulatory & Quality Compliance

- Regulatory Authoring: Contribute to regulatory filings (IND, IMPD, etc.), ensuring high-quality, submission-ready Module 3 content.
- GMP Oversight: Review and approve critical development and cGMP documentation, including Tech Transfer protocols, Master Batch Records (MBRs), and Campaign Summary Reports.
- Knowledge Dissemination: Oversee the creation of technical source documents, publications, and high-level presentations for internal stakeholders and external forums.

Education & Experience

- Bachelor’s degree in Biochemistry, Chemical Engineering, Chemistry, or Pharmaceutical Sciences
- 8+ years of relevant pharmaceutical/biotech industry experience (advanced degree preferred)
- Oligonucleotide Expertise: Proven track record in the process chemistry and development of PMO and modified ASO oligonucleotides, including deep technical knowledge of synthesis and purification.
- Experience in Research & Development preferably in a clinical-stage biotechnology company
- External Management: Direct experience in the oversight of CDMOs, including managing technology transfers.
- Analytical Depth: Technical proficiency in analytical development, including impurity control strategies and physicochemical characterization of payload and conjugated drug substances.
- Strategic Problem Solving: Ability to navigate shifting priorities and evolving timelines using robust analytical and risk-mitigation capabilities.
- Collaborative Influence: Exceptional interpersonal and communication skills, with a proven ability to lead and influence cross-functional teams, contractors, and third-party vendors.

#LI-Onsite MA Pay Range $159,000—$200,000 USD

The pay range reflects the base pay range Dyne reasonably expects to pay for this role at the time of posting. Individual compensation depends on factors such as education, experience, job-related knowledge, and demonstrated skills.

The statements contained herein reflect general details as necessary to describe the principles functions for this job, the level of knowledge and skill typically required, and the scope of responsibility, but should not be considered an all-inclusive listing of work requirements.  Individuals may perform other duties as assigned, including work in other functional areas to cover absences or relief, to equalize peak work periods or otherwise balance workload.

Dyne Therapeutics is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, color, disability, gender, national origin, race, religion, sexual orientation, veteran status, or any classification protected by federal, state, or local law.

## About Dyne Therapeutics

## Company Overview
- **One-liner**: Dyne Therapeutics is a clinical-stage biotechnology company developing targeted nucleic acid therapies for genetically driven neuromuscular diseases using its proprietary FORCE™ platform.
- **Entity Type**: Public (NASDAQ: DYN)
- **Headquarters**: Waltham, Massachusetts, United States
- **Founded**: 2018
- **Founders**: Not publicly available (the company was co-founded by a team of scientists and entrepreneurs; individual names not surfaced in search results)

## Core Business
- **Primary industry**: Biotechnology / Biopharmaceuticals – rare neuromuscular disease therapeutics
- **Target customers**: B2B / B2G – regulatory agencies, healthcare providers, payers, and most importantly patients with Duchenne muscular dystrophy (DMD), myotonic dystrophy type 1 (DM1), facioscapulohumeral muscular dystrophy (FSHD), and Pompe disease.
- **Mission / Purpose**: “Delivering functional improvement for people living with neuromuscular diseases.” [dyne-tx.com](https://www.dyne-tx.com/)

## Products & Services
Dyne’s pipeline is built around its FORCE™ platform, which uses an antigen-binding fragment (Fab) conjugated to transferrin receptor 1 (TfR1) to deliver therapeutic payloads to muscle and the central nervous system.

- **Z‑rostudirsen (DYNE‑251)** – An investigational therapeutic for DMD patients amenable to exon 51 skipping. Consists of a phosphorodiamidate morpholino oligomer (PMO) conjugated to an anti‑TfR1 Fab. Phase 1/2 DELIVER trial met primary endpoint; BLA submission for U.S. Accelerated Approval planned for Q2 2026 with potential launch in Q1 2027. [investors.dyne-tx.com](https://investors.dyne-tx.com/news-releases/news-release-details/dyne-therapeutics-reports-fourth-quarter-and-full-year-2025)
- **Z‑basivarsen (DYNE‑101)** – Investigational therapeutic for DM1, using an antisense oligonucleotide (ASO) conjugated to anti‑TfR1 Fab. Phase 1/2 ACHIEVE trial fully enrolled; Phase 3 HARMONIA trial ongoing. [dyne-tx.com](https://www.dyne-tx.com/pipeline/)
- **DYNE‑302** – Preclinical candidate for FSHD, using an siRNA payload to suppress DUX4 expression. [dyne-tx.com](https://www.dyne-tx.com/pipeline/)
- **DMD Franchise Expansion** – Four additional development candidates (DYNE‑253, DYNE‑245, DYNE‑244, DYNE‑255) targeting exons 53, 45, 44, and 55 for DMD, entering IND‑enabling studies. [investors.dyne-tx.com](https://investors.dyne-tx.com/news-releases/news-release-details/dyne-therapeutics-reports-fourth-quarter-and-full-year-2025)

## Market Standing
- **Valuation / Market Cap**: Not disclosed in search results (public company; market cap fluctuates with stock price; current figure not provided in the sources).
- **Key Metric**: Cash, cash equivalents and marketable securities of **$1.1 billion** as of December 31, 2025, providing runway into Q1 2028. [investors.dyne-tx.com](https://investors.dyne-tx.com/news-releases/news-release-details/dyne-therapeutics-reports-fourth-quarter-and-full-year-2025)
- **Notable Investors / Partners**: Not listed in provided search results (likely institutional investors; prior venture rounds not detailed here).
- **Growth Signals**:
  - Headcount grew **38.2% YoY** to **227 employees** (2025). [linkedin.com](https://www.linkedin.com/company/dynetx)
  - Positive topline results from DELIVER trial for z‑rostudirsen; potential first product launch in Q1 2027 if approved.
  - Advancing five distinct clinical/preclinical programs across multiple neuromuscular indications.

## Competitive Advantages
- **FORCE™ Platform**: Differentiated delivery technology that uses a TfR1‑binding Fab to enable broad and deep tissue penetration in both muscle and CNS – addressing one of the biggest hurdles in neuromuscular drug development.
- **Best‑in‑Class Potential**: Clinical data for z‑rostudirsen showed statistically significant dystrophin expression (5.46% of normal at 6 months, 7‑fold change) and preservation of lung function (FVC%p) compared to placebo, despite a small trial not powered for functional endpoints.
- **Broad Pipeline**: Covering multiple exon‑skipping opportunities in DMD as well as entirely different diseases (DM1, FSHD, Pompe) with the same core platform, reducing risk and enabling rapid expansion.

## Strategic Focus
- **Regulatory Submission**: File a Biologics License Application (BLA) for z‑rostudirsen in Q2 2026 under U.S. Accelerated Approval pathway.
- **Late‑Stage Trials**: Initiate two field‑defining Phase 3 confirmatory trials (FORZETTO for DMD and HARMONIA for DM1) in 2026 following FDA alignment on design.
- **Pipeline Expansion**: Move four additional DMD exon‑skipping candidates into IND‑enabling studies and advance preclinical DYNE‑302 (FSHD) toward the clinic.
- **Commercial Readiness**: Prepare for potential first‑ever company launch in Q1 2027 with a focus on U.S. market, while also pursuing ex‑U.S. approval pathways.

## Why Work Here
- **Mission‑Driven Culture**: The company’s “One Dyne community” ethos emphasizes accountability, transparency, fearlessness, and a relentless drive to deliver functional improvement for patients and families. [dyne-tx.com](https://www.dyne-tx.com/careers-culture/)
- **Competitive Benefits**: Medical, dental, vision, 401(k), flexible vacation, paid holidays including a year‑end office closure, short‑ & long‑term disability, HSA/FSA accounts. [dyne-tx.com](https://www.dyne-tx.com/careers-culture/)
- **Work Environment**: Office location in Waltham, MA (Boston area). Remote/hybrid policy not specified in search results; likely on‑site or hybrid for lab‑based roles. Career page lists roles such as Associate Director, Oligonucleotide Development; Scientist, RNA; Director of Training – reflecting a mix of research, clinical, and corporate functions. [job-boards.greenhouse.io](https://job-boards.greenhouse.io/dynetherapeutics)
- **Growth Opportunity**: Joining a late‑stage biotech with a validated platform, strong cash position, and a clear path to commercialization – offering employees exposure to both R&D and upcoming launch activities.
- **Recruitment Scam Warning**: Dyne posts an explicit notice on its careers page that it never requests financial details or payment during hiring; all legitimate emails come from @dyne‑tx.com addresses.

## Sources
1. [dyne-tx.com – Company Overview](https://www.dyne-tx.com/)
2. [dyne-tx.com – Careers & Culture](https://www.dyne-tx.com/careers-culture/)
3. [dyne-tx.com – Pipeline](https://www.dyne-tx.com/pipeline/)
4. [investors.dyne-tx.com – Q4/Full Year 2025 Results](https://investors.dyne-tx.com/news-releases/news-release-details/dyne-therapeutics-reports-fourth-quarter-and-full-year-2025)
5. [linkedin.com – Dyne Therapeutics Company Profile](https://www.linkedin.com/company/dynetx)
6. [job-boards.greenhouse.io – Dyne Careers Page](https://job-boards.greenhouse.io/dynetherapeutics)

## Other roles at Dyne Therapeutics

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- [Director, Clinical Scientist](https://feeny.ai/job/director-clinical-scientist-dyne-therapeutics-waltham-jw10cdn5v3ms) — Waltham, MA
- [Scientist, Bioconjugation](https://feeny.ai/job/scientist-bioconjugation-dyne-therapeutics-waltham-jg9q1pw4whag) — Waltham, MA
- [Director, Drug Safety & Pharmacovigilance Scientist](https://feeny.ai/job/director-drug-safety-pharmacovigilance-scientist-dyne-therapeutics-waltham-6e6cxz3bs5mx) — Waltham, MA
- [Director, People Operations](https://feeny.ai/job/director-people-operations-dyne-therapeutics-waltham-x79gkrh2bafa) — Waltham, MA
- [Associate Director, Talent Acquisition Operations & Programs](https://feeny.ai/job/associate-director-talent-acquisition-operations-programs-dyne-therapeutics-t369xmxga1xg) — Waltham, MA
- [Senior Director, Business Strategy & Operations - Office of the CCO](https://feeny.ai/job/senior-director-business-strategy-operations-office-of-the-cco-dyne-bwjxcnnqeqed) — Waltham, MA
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