Jnana Therapeutics Inc. Posted September 22, 2026

Scientist II, High-Throughput Chemistry

Boston, United States Full time
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About this opportunity

About Us

Jnana Therapeutics, a wholly owned subsidiary of Otsuka Pharmaceutical, is a clinical-stage biotechnology company leveraging its next-generation RAPID chemoproteomics platform to discover medicines for highly validated, challenging-to-drug targets to treat diseases with high unmet needs. Jnana is focused on developing first- and best-in-class therapies to treat a wide range of diseases, including rare diseases and immune-mediated diseases. Jnana’s lead program, JNT-517, which targets an allosteric site on the phenylalanine transporter SLC6A19, is a potential first-in-class oral approach for the treatment of PKU, a rare genetic metabolic disease. Located in Boston, Jnana brings together scientific leaders in small molecule drug discovery and development, and a highly experienced management team. For more information, please visit www.jnanatx.com and follow us on Twitter/X and LinkedIn.

At Jnana, you'll join a diverse, passionate team dedicated to advancing therapies for challenging diseases. Our collaborative, purpose-driven culture fosters innovation, urgency, and belonging, making Jnana a great place to work!

About the Opportunity

As a Scientist in our Discovery Chemistry group, you will support our internal chemistry group focused on drug discovery programs for hard-to-drug targets. Through small molecule screening using our novel and proprietary chemoproteomics RAPID platform, our research aims to identify novel small molecules against these challenging targets to interrogate target biology and ultimately to develop drug candidates that can provide clinical value to patients.

Responsibilities

Execute direct-to-biology, high-throughput chemistry to support the platform

Develop and optimize new reactions for direct-to-biology chemistry

Contribute to establishment of the high-throughput chemistry function and planning/build out of laboratory automation

Utilize synthetic expertise to design and execute synthesis of target molecules

Work closely with external chemistry CRO teams to synthesize target molecules

Work collaboratively across scientific disciplines on multiple projects

Proactively engage in brainstorming and the generation of new ideas across projects

Assist in preparing patent applications and publications

Maintain a safe and productive laboratory environment

Desired Qualifications & Past Experience

Ph.D. in Medicinal Chemistry, Organic Chemistry, or closely related field with 0-2 years industry experience in parallel synthesis, liquid handling, high-throughput experimentation and/or direct-to-biology chemistry

Passion for drug discovery, highly-organized and excellent communication skills

Competencies

Accountability for Results - Stay focused on key strategic objectives, be accountable for high standards of performance, and take an active role in leading change.

Strategic Thinking & Problem Solving - Make decisions considering the long-term impact to customers, patients, employees, and the business.

Patient & Customer Centricity - Maintain an ongoing focus on the needs of our customers and/or key stakeholders.

Impactful Communication -  Communicate with logic, clarity, and respect. Influence at all levels to achieve the best results for Otsuka.

Respectful Collaboration - Seek and value others’ perspectives and strive for diverse partnerships to enhance work toward common goals.

Empowered Development - Play an active role in professional development as a business imperative.

Come discover more about Otsuka and our benefit offerings;   https://www.otsuka-us.com/careers-join-otsuka .

Disclaimer: 

This job description is intended to describe the general nature and level of the work being performed by the people assigned to this position. It is not intended to include every job duty and responsibility specific to the position. Otsuka reserves the right to amend and change responsibilities to meet business and organizational needs as necessary.

Otsuka is an equal opportunity employer .  All qualified applicants are encouraged to apply and will be given consideration for employment without regard to race, color, sex, gender identity or gender expression, sexual orientation, age, disability, religion, national origin, veteran status, marital status, or any other legally protected characteristic .

If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation, if you are unable or limited in your ability to apply to this job opening as a result of your disability .  You can request reasonable accommodations by contacting Accommodation Request .

Statement Regarding Job Recruiting Fraud Scams

At Otsuka we take security and protection of your personal information very seriously. Please be aware individuals may approach you and falsely present themselves as our employees or representatives.  They may use this false pretense to try to gain access to your personal information or acquire money from you by offering fictitious employment opportunities purportedly on our behalf.

Please understand, Otsuka will never ask for financial information of any kind or for payment of money during the job application process. We do not require any financial, credit card or bank account information and/or any payment of any kind to be considered for employment. We will also not offer you money to buy equipment, software, or for any other purpose during the job application process. If you are being asked to pay or offered money for equipment fees or some other application processing fee, even if claimed you will be reimbursed, this is not Otsuka. These claims are fraudulent and you are strongly advised to exercise caution when you receive such an offer of employment.

Otsuka will also never ask you to download a third-party application in order to communicate about a legitimate job opportunity. Scammers may also send offers or claims from a fake email address or from Yahoo, Gmail, Hotmail, etc, and not from an official Otsuka email address. Please take extra caution while examining such an email address, as the scammers may misspell an official Otsuka email address and use a slightly modified version duplicating letters.

To ensure that you are communicating about a legitimate job opportunity at Otsuka, please only deal directly with Otsuka through its official Otsuka Career website https://vhr-otsuka.wd1.myworkdayjobs.com/en-US/External .

Otsuka will not be held liable or responsible for any claims, losses, damages or expenses resulting from job recruiting scams. If you suspect a position is fraudulent, please contact Otsuka’s call center at: 800-363-5670. If you believe you are the victim of fraud resulting from a job recruiting scam, please contact the FBI through the Internet Crime Complaint Center at: https://www.ic3.gov ,  or your local authorities.

Otsuka America Pharmaceutical Inc., Otsuka Pharmaceutical Development & Commercialization, Inc., a nd Otsuka Precision Health, Inc. (“Otsuka”) does not accept unsolicited assistance from search firms for employment opportunities. All CVs/resumes submitted by search firms to any Otsuka employee directly or through Otsuka’s application portal without a valid written search agreement in place for the position will be considered Otsuka’s sole property. No fee will be paid if a candidate is hired by Otsuka as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.

Job details

Seniority
Not listed
Function
Other / Corporate Functions
Therapeutic area
Not listed
Location
Boston, United States
Employment type
Full time

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