Demo

Senior/Principal Scientist, CMC Process Development and Manufacturing

citytherapeutics
Cambridge, MA Full Time
POSTED ON 3/14/2026
AVAILABLE BEFORE 5/14/2026

Job Summary

City Therapeutics is looking for a passionate Senior/Principal Scientist CMC Process Development and Manufacturing who will be responsible for leading drug substance process development projects for our programs at different stages, with a focus on process development and process characterization for oligonucleotides with novel chemical modifications. The role involves overseeing development projects, supporting non-GMP and GMP drug substance manufacturing, and collaborating with various cross-functional teams both internal and external. The ideal candidate must have strong problem-solving skills, extensive knowledge of oligonucleotide chemistry, and proven experience in oligonucleotide process development. This position is fully onsite and will be primarily located at our Cambridge, MA location.

Key Responsibilities

  • Lead process development projects including oligonucleotide synthesis activities, process development, optimization and scale-up, and process characterizations.
  • Collaborate with Drug Substance, Drug Product and Quality Assurance to ensure strong cross functional collaborations and serve the PD/Mfg functional line to ensure that the team meets technical project timelines and milestones.
  • Communicate relevant information and results to CMC team as well as other key stakeholders throughout the City Therapeutics organization.
  • Technical protocols and reports authoring and reviewing.
  • Oversee efficient and effective development, utilization, and transfer of optimized process parameters for drug substances and/or drug products that meet or exceed the current regulatory expectations and ensure the high and consistent quality and performance of drug substances and drug products.
  • Author and review DS/DP documentation including, but not limited to, process development reports, master and executed batch records, release and stability testing reports.
  • Build and maintain strong relationships with internal and external partners Contract Manufacturing Organizations (CMOs), analytical labs, and CMC advisors to ensure successful process and analytical strategies and executions
  • Author and review high-quality CMC packages for submissions that meet or exceed the expectations of external regulators and lead to first-cycle approvals.

Qualifications:

  • B.S., M.S., or Ph.D. degree in organic, analytical chemistry, chemical engineering, biochemistry or related degrees with the following pharmaceutical industry experience
  • 10 years with a B.S degree/M.S. Degree; 5 years with a Ph.D. degree
  • Strong experience and knowledge in oligonucleotide synthesis, downstream processing, risk assessment and process characterizations.
  • Hands-on experience in automated solid-phase synthesizers and other instrumentation involved in oligonucleotide production, demonstrated strong operational execution and problem-solving skills.
  • Experience in building and managing relationships with 3rd parties and leading virtual CMC teams to deliver process control strategies for drug substances and drug products.
  • Experience in working with oligonucleotides methodologies and strategies in a highly matrixed environment.
  • Experience in early and or late-stage drug development and regulatory filings
  • Ability to work in a fast-paced, multi-disciplinary and dynamic environment with potential for changing priorities, with flexibility to support multiple development programs simultaneously.
  • Experience across multiple therapeutic modalities (small molecules, oligonucleotides, peptides and large molecules) is a plus
  • Excellent communication and organization skills and a great team player

Preferred Skills:

  • Experience in CDMOs with hands-on oligonucleotide processes, both upstream and downstream activities.
  • Experience in authoring CMC sections for regulatory submissions.
  • Strong project management skills with the ability to manage multiple priorities and deadlines.
  • Innovation-driven with a focus on continuous improvement and problem-solving.

Please note this role is required to be on-site at our offices in Cambridge, MA (5 days a week).

Compensation: The base salary range provided reflects our current estimate of what we anticipate paying for this position. Your actual base salary will be based on several factors, including relevant skills, experience, internal equity, relevant education or training and market dynamics. In addition, this role is eligible for an annual cash bonus and equity compensation. City Therapeutics offers a comprehensive and competitive benefits package including medical, dental, vision, life insurance, health and dependent care FSA accounts, HSA/HRA accounts with company contributions, in addition to a 401(k) with competitive company match.  Per Year Salary Range dependent on level: $136,000-$185,000.

City Therapeutics is accepting resumes/CVs from direct applicants only. Recruitment agency submissions will not be accepted at this time.

City Therapeutics is an Equal Opportunity and Affirmative Action employer committed to a culturally diverse workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership, or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing); or any other characteristic protected by law.

Salary : $136,000 - $185,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior/Principal Scientist, CMC Process Development and Manufacturing?

Sign up to receive alerts about other jobs on the Senior/Principal Scientist, CMC Process Development and Manufacturing career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$112,363 - $146,135
Income Estimation: 
$153,127 - $203,425
Income Estimation: 
$139,626 - $193,276
Income Estimation: 
$164,650 - $211,440
Income Estimation: 
$130,030 - $173,363
Income Estimation: 
$72,001 - $91,803
Income Estimation: 
$88,975 - $120,741
Income Estimation: 
$68,121 - $81,836
Income Estimation: 
$71,928 - $87,026
Income Estimation: 
$125,958 - $157,570
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at citytherapeutics

  • citytherapeutics Cambridge, MA
  • We are seeking an experienced and driven Senior Clinical Trial Manager (Sr. CTM) to lead the cross-functional Clinical Study Team and ensure successful del... more
  • 3 Days Ago

  • citytherapeutics Cambridge, MA
  • SUMMARY: City Therapeutics is seeking a seasoned, Sr. Director-level subject matter expert to drive the advancement of our clinical programs while upholdin... more
  • 3 Days Ago

  • citytherapeutics Cambridge, MA
  • Position Summary: We are seeking an enthusiastic, highly motivated statistical geneticist to join our dynamic Data Science team at City Therapeutics. This ... more
  • 6 Days Ago


Not the job you're looking for? Here are some other Senior/Principal Scientist, CMC Process Development and Manufacturing jobs in the Cambridge, MA area that may be a better fit.

  • City Therapeutics Cambridge, MA
  • Job Summary City Therapeutics is looking for a passionate Senior/Principal Scientist CMC Process Development and Manufacturing who will be responsible for ... more
  • 12 Days Ago

  • BioSpace Cambridge, MA
  • Join Amgens Mission of Serving Patients At Amgen, if you feel like youre part of something bigger, its because you are. Our shared missionto serve patients... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!