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From the employer's careers site First seen 27 Oct 2026

Senior Director, LNP Formulation & Process Development

Mirai Bio Cambridge, MA senior full-time

Salary

$213,000 - $280,500 per year

Apply on Mirai Bio

Description

We are seeking an experienced Senior Director of Lipid Nanoparticle (LNP) Formulation & Process Development to lead the company's LNP formulation, process development, and small-scale production organization.

The Senior Director will provide scientific and operational leadership across multiple programs, establish LNP development and production strategies, and build scalable, reproducible capabilities to support a growing portfolio.

Key responsibilities:

  • Lead the LNP formulation, process development, and small-scale production function supporting partner and internal programs.
  • Establish technical strategy and best practices for LNP formulation, process development, characterization, and production across multiple payloads and applications.
  • Provide senior technical leadership across multiple programs, including development strategy, experimental planning, data review, risk mitigation, and technical recommendations.
  • Serve as a senior technical interface with clients and partners and support proposals, project scopes, presentations, and business development activities.
  • Oversee non-GMP production of LNP formulations for in vitro, in vivo, and preclinical studies.
  • Drive technical troubleshooting, process optimization, technology transfer, and continuous improvement of LNP production for mRNA, siRNA, gene-editing components, and other nucleic acid payloads.
  • Establish workflows, documentation, and operational practices that improve quality, reproducibility, efficiency, and scalability.
  • Lead, mentor, and develop the LNP team while managing priorities, resources, capacity, and organizational growth.
  • Collaborate cross-functionally to align LNP development and production with broader program and company objectives.

Professional experience and qualifications:

  • Ph.D. in Pharmaceutical Sciences, Chemical Engineering, Bioengineering, Chemistry, Biochemistry, or related field with 12+ years of relevant industry experience; M.S. with 14+ years; or B.S. with 16+ years.
  • Extensive hands-on experience in LNP formulation and process development.
  • Deep understanding of LNP composition, formation, purification, characterization, and the relationships between process parameters and product attributes.
  • Demonstrated ability to lead complex technical programs, interpret data, troubleshoot problems, and establish development strategies.
  • Proven experience leading and developing scientific teams and managing multiple concurrent programs and resources.
  • Strong written, verbal, presentation, and client-facing communication skills.

The salary range for this role is $213,000 - $280,500. Mirai Bio currently offers healthcare coverage, annual incentive program, retirement benefits and a broad range of other benefits.

Skills

Required

  • LNP formulation
  • process development
  • Pharmaceutical Sciences
  • Chemical Engineering
  • Bioengineering
  • Chemistry
  • Biochemistry

Nice to have

  • CMO
  • CDMO
  • CRO
  • technology transfer
  • GMP manufacturing

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/flagshippioneeringinc/jobs/8910227002

Apply on Mirai Bio