CSL Behring logo

Senior Principal Scientist - Remote

CSL Behring

Waltham, MAJob$179–212K/yrSeen todaySeen in employer's feed today

Most applications go out cold — see where you stand first. No sign-up to start.

You apply on the employer's site, with no Olive account needed.

Watch jobs like this.

Don't just apply. Show up ready.

Olive works from this exact posting.

At a glance

Compensation
$179–212K/yr
Location
Waltham, MA
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Job overview

The Principal Scientist, CMC serves as a senior scientific subject matter expert supporting CMC activities for innovative biologics. The role provides technical assessment, scientific guidance, and risk-based recommendations across program teams and external partners. It requires deep CMC expertise, particularly in cell and gene therapy and/or cell-based technologies; familiarity with emerging modalities and manufacturing platforms is a plus.

Skills & qualifications

RequiredNice to have

Skills

CMC ExpertiseCell and Gene TherapyCell-Based Therapeutic PlatformsProcess ImprovementBest-Practice FrameworksGlobal Matrix CollaborationExternal Partner ManagementCDMO SelectionTechnical Due DiligenceTechnology TransferGovernanceIssue ResolutionCMC PrinciplesProcess DevelopmentAnalytical StrategyControl StrategyManufacturingStabilityRegulatory RequirementsLifecycle ManagementTechnical InfluenceEvidence-Based RecommendationsAAV DevelopmentViral Vector DevelopmentBaculovirus Expression SystemsInsect Cell PlatformsOligonucleotidesNucleic Acid TherapeuticsRecombinant ProteinsEmerging Therapeutic Modalities

Qualifications

8+ Years Relevant Industry Experience5+ Years Cell and Gene Therapy ExperienceAdvanced Degree in Relevant DisciplineBachelor's Degree With Industry Experience

Full job description

The Principal Scientist, CMC serves as a senior scientific subject matter expert for Chemistry, Manufacturing and Controls activities supporting innovative biologics. The role provides expert technical assessment, scientific guidance, and risk-based recommendations to program teams working across Development, Technical Operations, Quality, Regulatory, Clinical Development, Supply Chain, and external development and manufacturing partners. The position requires deep CMC expertise, with particular strength in cell and gene therapy and/or cell-based technologies. Familiarity with advanced or emerging therapeutic modalities and manufacturing platforms is a plus and may help the candidate contribute to programs where technologies, processes, and development expectations are evolving.

  • Applies deep scientific and technical expertise to CMC strategy discussions for innovative biologics, including process development, analytical development, characterization, manufacturing, technology transfer, stability, control strategy, and lifecycle management.

  • Develops data-driven technical recommendations and fit-for-purpose approaches appropriate to the stage and complexity of each program, balancing scientific rationale, regulatory expectations, quality requirements, supply needs, timelines, and business priorities.

  • Serves as a subject matter expert for cell and gene therapy and cell-based therapeutic platforms; familiarity with AAV or other viral vectors, baculovirus-based expression systems, insect cell platforms, oligonucleotides, nucleic acid-based therapeutics, or other emerging modalities is a plus.

  • Provides expert technical input and scientific oversight for work conducted with external development and manufacturing partners, including CDMOs, CROs, technology providers, and strategic collaborators; supports technical scope definition, deliverable review, issue investigation, and risk mitigation.

  • Participates as a senior CMC expert on cross-functional program teams and partners with Process Development, Analytical Development, Quality, Regulatory CMC, Manufacturing, Supply Chain, Engineering, Clinical Development, and other functions to ensure technical considerations are evaluated and communicated clearly.

  • Strengthens organizational capability by sharing platform knowledge, advancing scientific standards and technical practices, evaluating external innovation, mentoring colleagues, and promoting scientific rigor, collaboration, accountability, and continuous improvement.

Education:

Advanced degree in a relevant scientific or engineering discipline preferred; Bachelor’s degree with significant relevant industry experience will be considered.

Related Experience:

  • 8+ years of relevant industry experience in CMC, process engineering, pharmaceutical development, biotechnology, chemical manufacturing, process development, manufacturing, or a related technical discipline.

  • 5+ years of experience in the cell and gene therapy field preferred, including experience serving as a senior scientific or technical expert for complex biologic, cell therapy, gene therapy, or other advanced therapeutic programs.

  • Direct experience with cell and gene therapy and/or cell-based therapeutic platforms; familiarity with AAV or other viral vector development and manufacturing is a plus.

  • Demonstrated experience in process improvement development and execution, including the ability to identify technical gaps, recommend improvements, and support implementation in an operations or development context.

  • Demonstrated experience organizing, developing, and deploying best-practice frameworks, processes, tools, and templates in alignment with enterprise standards.

  • 5+ years of experience working within a global matrix organization, with involvement in cross-functional, multicultural, and international teams.

  • Familiarity with baculovirus-based expression systems, insect cell platforms, oligonucleotides, nucleic acid-based therapeutics, recombinant proteins, or other emerging modalities is a plus.

  • Demonstrated experience working with external development and manufacturing organizations, including CDMO selection, technical due diligence, technology transfer, governance, and issue resolution.

  • Strong understanding of CMC principles across product and process development, analytical strategy, control strategy, manufacturing, technology transfer, stability, regulatory requirements, and lifecycle management.

  • Demonstrated ability to influence technical direction through subject matter expertise, evidence-based recommendations, and effective collaboration in a global, matrixed pharmaceutical or biotechnology environment.

The expected base salary range for this position at hiring is $179,000 - $212,000. Please note this salary range reflects the minimum and maximum base pay that CSL expects to pay for this position at the listed location as of the time of this posting. Individual base salary for a successful candidate is determined by qualifications, skill level, experience, competencies and other relevant factors. In addition to base salary, total compensation for this role may also include incentive compensation and equity.

About CSL Behring

CSL Behring is a global biotherapeutics leader driven by our promise to save lives. Focused on serving patients’ needs by using the latest technologies, we discover, develop and deliver innovative therapies for people living with conditions in the immunology, hematology, cardiovascular and metabolic, respiratory, and transplant therapeutic areas. We use three strategic scientific platforms of plasma fractionation, recombinant protein technology, and cell and gene therapy to support continued innovation and continually refine ways in which products can address unmet medical needs and help patients lead full lives.

CSL Behring operates one of the world’s largest plasma collection networks, CSL Plasma. Our parent company, CSL, headquartered in Melbourne, Australia, employs 32,000 people, and delivers its lifesaving therapies to people in more than 100 countries.

To learn more about CSL, CSL Behring, CSL Seqirus and CSL Vifor visit https://www.csl.com/ and CSL Plasma at https://www.cslplasma.com/ .

Our Benefits

For more information on CSL benefits visit How CSL Supports Your Well-being | CSL (https://www.cslbenefits.com/csl/candidates) .

You Belong at CSL

At CSL, Inclusion and Belonging is at the core of our mission and who we are. It fuels our innovation day in and day out. By celebrating our differences and creating a culture of curiosity and empathy, we are able to better understand and connect with our patients and donors, foster strong relationships with our stakeholders, and sustain a diverse workforce that will move our company and industry into the future.

To learn more about inclusion and belonging visit https://www.csl.com/careers/inclusion-and-belonging

Equal Opportunity Employer

CSL is an Equal Opportunity Employer. If you are an individual with a disability and need a reasonable accommodation for any part of the application process, please visit https://www.csl.com/accessibility-statement .

R-293868

CSL makes all employment decisions without regard to race, color, religion, national origin, ancestry, age, sex, gender, pregnancy, disability, marital status, sexual orientation, gender identity, genetic information, military status, protected veteran status (specifically status as a disabled veteran, recently separated veteran, armed forces service medal veteran, or active duty wartime or campaign badge veteran) or other classification protected by applicable US federal, state or local law. CSL complies with all applicable employment laws, including but not limited to Title VII of the Civil Rights Act of 1964, the Americans with Disabilities Act, the Fair Labor Standards Act, and the Immigration Reform and Control Act. https://www.cslbehring.com/careers/eeo-statement

How this job compares

Set against the 2,125 open Scientist jobs on Olive Jobs, counted November 3, 2026.

Pay
  • This posting$179–212K/yr
  • Massachusetts median$110–156K/yr139 salary ranges
  • US median$108–160K/yr1,143 salary ranges

This range's midpoint, $196K, is 50% above the Massachusetts median midpoint ($130K) — in the top quarter of Scientist salary ranges in Massachusetts.

Openings
Olive Jobs lists 193 open Scientist jobs in Massachusetts and 2,125 across the US. Under 1% of them nationwide are listed as remote or flexible.
Hiring the most in Massachusetts
Experience
This posting asks for at least 8 years of experience — more than three in four Scientist postings that state a minimum ask for (median 3 years, across 1,561 postings).
Education
1,131 of the 2,125 open Scientist jobs (53%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 3, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

Prepare for this role

You've read the whole posting — now see how you match it.