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Flagship Pioneering Verified
Biotechnology, Venture Capital, Life Sciences

Scientist, In Vivo Pharmacology

Cambridge, MAOnsiteFull Time$100,000–$143,000 /yrPosted 9 days agoVisa sponsorship available

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Required skills

  • M.S
  • B.S
  • mouse models of immunology
  • oncology
  • transgenic reporter models
  • writing IACUC protocols
  • in-vivo procedures in rodents
  • dose preparation
  • administration of therapeutics
  • sample collection

Nice to have

  • IVIS acquisition
  • IVIS analysis
  • NHP protocols

Role summary

Serif Biomedicines is seeking an experienced Scientist for its In Vivo Pharmacology group. This role focuses on executing preclinical studies in rodent models, including humanized mice, to support gene therapy programs. Responsibilities include study design, animal procedures (blood collection, necropsy, tissue harvest, administration), dose calculations, formulation preparation, and ensuring compliance with IACUC protocols. The scientist will also manage external CROs and communicate results to stakeholders. A Master's degree with 10+ years or Bachelor's degree with 12+ years of industry experience is required, with proficiency in mouse models of immunology, oncology, and transgenic reporter models. Experience with IVIS imaging and NHP protocols is preferred.

Company Summary:

Serif Biomedicines is a privately held, early-stage biotechnology company developing a novel approach to gene therapy that can address currently untreatable diseases.

Serif Biomedicines was founded by Flagship Pioneering, an innovation enterprise that conceives, creates, resources, and grows first-in-category life sciences companies. Flagship Pioneering has created over 100 groundbreaking companies over the past twenty years, all of which are pioneering novel and proprietary biological, industrial, and engineering approaches to solve major needs in human health and sustainability. These companies include Moderna (MRNA), Syros Pharmaceuticals (SYRS), Seres Therapeutics (NASDAQ:MCRB), Generate Biomedicines, Tessera Tx, Evelo Biosciences (EVLO), and Indigo Agriculture.

Position Summary:

We are looking for an experienced scientist to join the in vivo pharmacology group at Serif. This position will report to the head of pharmacology and will focus on executing preclinical studies in rodent models, including humanized mouse models, to support exploratory and therapeutic programs, both internally and in collaboration with CROs. This is a hands-on role that involves close collaboration with multi-disciplinary teams in a fast-paced, highly collaborative environment.

Key Responsibilities:

  • Execute and oversee in vivo efficacy, biodistribution, PK/PD in rodent models including humanized mice, xenograft, syngeneic, and transgenic mouse models relevant to platform and therapeutic programs.
  • Contribute to study designs, study planning, and resource allocation of in vivo studies by working in close collaboration with head of Pharmacology
  • Perform animal procedures including blood collection, necropsy, tissue harvest, and homogenization, cell isolation, and test article administration through multiple routes, including I.M, S.C, I.V, I.P.

    • Author protocols for rodent studies and contribute to NHP protocols as needed and oversee/conduct in vivo rodent studies at contract vivariums and/or CROs.

  • Establish and maintain strong relationships with vivarium and external CRO to ensure high quality and timely execution of studies.
  • Perform dose calculations and prepare dosing formulations for rodent and NHP studies. Coordinate shipment of test articles to CROs and the receipt of samples, ensuring timely communication with stakeholders.
  • Ensure study compliance with IACUC protocols, and company policies.
  • Maintain accurate experimental records, study protocols and reports.
  • Demonstrate scientific and technical expertise to advance in vivo studies through familiarity with scientific literature.
  • Proactively recognize and develop creative solutions for emerging technical and scientific issues.
  • Analyze relevant tolerability endpoints and effectively communicate results to stakeholders.

    • Required Qualifications:

  • M.S with 10+ or B.S with 12+ years industry experience, respectively. Level will be based on experience and demonstrated scope.
  • Proficient hands-on experience in mouse models of immunology, oncology and transgenic reporter models. Experience with IVIS acquisition and analysis preferred.
  • Experience in writing IACUC protocols required. Familiarity with NHP protocols preferred.
  • Experience performing in-vivo procedures in rodents, including dose preparation and administration of therapeutics and sample collection (blood, tissues etc.) and processing required
  • Strong organizational, communication and interpersonal skills.
  • Ability to thrive in a fast-paced, and rapidly growing biotech environment with changing priorities.
  • Work independently and collaboratively in a multidisciplinary team environment.

    • At Flagship, we recognize there is no perfect candidate. If you have some of the experience listed above but not all, please apply anyway. Experience comes in many forms, skills are transferable, and passion goes a long way. We are dedicated to building diverse and inclusive teams and look forward to learning more about your unique background.

    Recruitment & Staffing Agencies: Flagship Pioneering and its affiliated Flagship Lab companies (collectively, “FSP”) do not accept unsolicited resumes from any source other than candidates. The submission of unsolicited resumes by recruitment or staffing agencies to FSP or its employees is strictly prohibited unless contacted directly by Flagship Pioneering’s internal Talent Acquisition team. Any resume submitted by an agency in the absence of a signed agreement will automatically become the property of FSP, and FSP will not owe any referral or other fees with respect thereto.

    Privacy Notice for Applicants: When you apply for a role at Flagship Pioneering or one of its portfolio companies, we collect and use personal information you provide (such as your name, contact details, work history, and application materials) to evaluate your application, communicate with you, and comply with legal obligations. Your application data is processed through Greenhouse, our applicant tracking system, and may also be reviewed using AI-assisted screening tools. We do not sell your personal information. California residents have rights under the CCPA/CPRA including to know, delete, and opt out of the sharing of their personal information. If you are located in the EU or UK, we process your data under GDPR and you have rights to access, rectify, and erase your data. To exercise your rights or for questions, contact privacy@flagshippioneering.com.

    The salary range for this role is $100,000 - $143,000. Compensation for the role will depend on a number of factors, including a candidate’s qualifications, skills, competencies, and experience. Serif Biomedicines currently offers healthcare coverage, annual incentive program, retirement benefits and a broad range of other benefits. Compensation and benefits information is based on Serif Biomedicines's good faith estimate as of the date of publication and may be modified in the future.

    Privacy Notice for Applicants: When you apply for a role at Flagship Pioneering or one of its portfolio companies, we collect and use personal information you provide (such as your name, contact details, work history, and application materials) to evaluate your application, communicate with you, and comply with legal obligations. Your application data is processed through Greenhouse, our applicant tracking system, and may also be reviewed using AI-assisted screening tools. We do not sell your personal information. California residents have rights under the CCPA/CPRA including to know, delete, and opt out of the sharing of their personal information. If you are located in the EU or UK, we process your data under GDPR and you have rights to access, rectify, and erase your data. To exercise your rights or for questions, contact privacy@flagshippioneering.com.

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