Our Mission

Our mission is to restore cell health and resilience through cell rejuvenation to reverse disease, injury, and the disabilities that can occur throughout life.

For more information, see our website at altoslabs.com.

Our Value

Our Single Altos Value: Everyone Owns Achieving Our Inspiring Mission.

Diversity at Altos

We believe that diverse perspectives are foundational to scientific innovation and inquiry. 

We are building a company where exceptional scientists and industry leaders from around the world work side by side to advance a shared mission. 

Our intentional focus is on Belonging, so that all employees know that they are valued for their unique perspectives. 

At Altos, we are all accountable for sustaining a diverse and inclusive environment.

What You Will Contribute To Altos

An exciting opportunity is available for a talented Senior Scientist who is specialized in AAV Gene Therapy to join the In vitro Pharmacology team in the Institute of Medicine (IOM) at Altos Labs. We are seeking a highly motivated, creative, and collaborative individual who is passionate and dedicated to employing expertise to restore cell health and resilience and reverse disease. At this role, you will join a dynamic team in a unique environment whee leading research labs work side by side with industry scientists. Your work will support our efforts to understand the deep mechanistic biology of rejuvenation/aging in support of target validation. Additionally, you will be part of our drug discovery campaigns through the selection of drug candidates and support a diverse portfolio of early exploratory and drug-discovery stage projects. Your expertise will contribute to our mission to make a significant impact in the field of aging/rejuvenation biology and drug discovery.


  • Work in the In vitro Pharmacology team and closely collaborate with other functions of Altos IOM to perform critical experiments and ensure project goals and timelines are met.
  • Function as the lead scientist responsible for the development and optimization of in vitro and cellular assays for AAV.
  • Expertise in bioanalytical assay development for AAV gene therapy.
  • Serve as a subject matter expert of AAV vector design and optimization.
  • Manage partnerships with CRO for AAV vector optimization and testing.
  • Collaborate closely with In vivo Pharmacology team for AAV delivery in vivo and nonclinical studies.
  • Work with process development and analytical development teams in Technical Operations to discover processes and assays that will align with downstream operations.
  • Analyze data, interpret results, and troubleshoot issues; implement statistical and data analysis techniques to validate and improve assays.
  • Operate and maintain key laboratory instruments relevant to assays.

Who You Are

Minimum Qualifications

  • PhD. in Microbiology, Virology, Immunology, Pharmacology, or related field with 6+ years post-PhD and 3+ years of industry experience is required.
  • Ability to independently formulate scientific questions, design strategies, and implement the plans effectively.
  • Strong knowledge in AAV capsid/serotype, promoter, transgene and backbone elements.
  • Expertise in one or more AAV vectors and experience re-engineering AAV to improve potency, transgene property, or packaging capacity is required.
  • Intensive wet-lab experience in AAV analytics and titration methods (e.g. genomic titer by ddPCR, particle titer by ELISA, infectious titer as TCID50, etc.), as well as potency assessment for transgene mRNA and protein.
  • Extensive experience in development and optimization of biochemical and cellular assays, with a strong background in relevant laboratory techniques and methodologies.
  • Extensive experience in development and optimization of bioanalytical assays for AAV gene therapy, including but not limited to, evaluation of vector genome levels, transgene expression/translation in various tissues.
  • Demonstrated high productivity and ability to complete work in a timely manner.
  • Proficient in documentation of laboratory procedures and experiment data in an accurate and timely manner on electronic lab notebook (ELN).
  • Excellent writing and presentation skills, with the ability to attune through writing and presentation to a variety of audiences including senior executives to entry-level employees.

Preferred Qualifications

Candidates with strong experience in the following fields are preferred:

    • Experience working across diverse therapeutic modalities, including small molecules, biotherapeutics, nucleic acid therapeutics, and gene therapy is highly desirable.
    • Expertise in viral and non-viral gene therapy delivery technologies, in addition to AAV, is highly desired.
    • Experience in pre-clinical biomarker discovery, development, and assay validation is a plus.
    • Experience working on cellular models of diverse age-related conditions is desirable, including metabolic, musculoskeletal, immune-related as well as cardiovascular and neurodegenerative diseases.
    • Strong experience in the field of aging/rejuvenation biology.

The salary range for Redwood City, CA:

  • Senior Scientist I: $121,550 - $164,450
  • Senior Scientist II: $143,000 - $199,200

Exact compensation may vary based on skills, experience, and location.


For UK applicants, before submitting your application:

- Please click here to read the Altos Labs EU and UK Applicant Privacy Notice (bit.ly/eu_uk_privacy_notice)
- This Privacy Notice is not a contract, express or implied and it does not set terms or conditions of employment.

What We Want You To Know

We are a culture of collaboration and scientific excellence, and we believe in the values of diversity, inclusion and belonging to inspire innovation.

Altos Labs provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. 

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. 

Altos currently requires all employees to be fully vaccinated against COVID-19, subject to legally required exemptions (e.g., due to a medical condition or sincerely-held religious belief).

Thank you for your interest in Altos Labs where we strive for a culture of scientific excellence, learning, and belonging.

Note: Altos Labs will not ask you to download a messaging app for an interview or outlay your own money to get started as an employee. If this sounds like your interaction with people claiming to be with Altos, it is not legitimate and has nothing to do with Altos. Learn more about a common job scam at https://www.linkedin.com/pulse/how-spot-avoid-online-job-scams-biron-clark/

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