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<h3>Job Description</h3>
We are looking for a research scientist to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model.
In this role you will need to hold an expert understanding of chemistry- a completed or in progress Masters/PhD is preferred but not required. Other related fields include, but are not limited to: Research and Development Chemist, Formulation Scientist, Development Chemist, Analytical Chemist, Chemical Engineer, Medicinal Chemist, Biochemist, Process Development Chemist.
Benefits:
<ul>
<li>This is a full-time or part-time REMOTE position</li>
<li>You’ll be able to choose which projects you want to work on</li>
<li>You can work on your own schedule</li>
<li>Projects are paid hourly starting at $40+ per hour, with bonuses on high-quality and high-volume work</li>
</ul>
Responsibilities:
<ul>
<li>Give AI chatbots diverse and complex chemistry problems and evaluate their outputs</li>
<li>Evaluate the quality produced by AI models for correctness and performance</li>
</ul>
Qualifications:
<ul>
<li>A current, in progress, or completed Masters and/or PhD is preferred but not required</li>
<li>Fluency in English (native or bilingual level)</li>
<li>Detail-oriented</li>
<li>Proficient in chemistry, inductive/deductive reasoning, physical/temporal/ spatial reasoning</li>
</ul>
Note: Payment is made via PayPal. We will never ask for any money from you. PayPal will handle any currency conversions from USD. This job is only available to those in the US, UK, Canada, Australia, or New Zealand. Those located outside of these countries will not see work or assessments available on our site at this time.

Quality Control Chemist

Senior Chemist

Chemical Engineer

Analytical Chemist

<h3>Job Description</h3>
Job Description
Upstream MFG Associate (Night Shift)
To support our next growth phase, we are hiring seven Upstream Manufacturing Scientists at various experience levels to meet the increasing demands of our Upstream and Downstream Manufacturing teams. These teams are gearing up to scale from pilot manufacturing to full-scale commercial production at our new NJ facility.
Positions Available:
<ul>
<li>Manufacturing Scientist I - 3 - from 1 years of experience + </li>
</ul>
USP Manufacturing Scientists:
<ul>
<li>Execute mammalian cell culture processes to produce recombinant proteins for biologics, managing cell culture batches up to 2000L.</li>
<li>Operate bioreactors, establish equipment specifications, and enhance manufacturing techniques.</li>
<li>Collaborate with manufacturing associates and engineers, providing clear instructions and guidance.</li>
<li>Initiate batch records, protocols, and oversee investigations in a cGMP environment to ensure compliance.</li>
<li>Review and document manufacturing and packaging batch records, ensuring adherence to safety standards and GMP guidelines.</li>
</ul>
Experience/Qualifications:
Upstream:
<ul>
<li>At least 1-2 years of experience in cell culture and bioreactor operations, including GMP and aseptic manufacturing experience.</li>
<li>Proficiency with single-use manufacturing consumables (e.g., bags, tube sets, columns) and experience in scale-up manufacturing activities.</li>
</ul>

Upstream Manufacturing Scientist (Night shift)

<h3>Job Description</h3>
Job Description
Join our team and help build the world's first biological reasoning model. Work with us to build generative foundational models that decode biological systems across scales — from molecules to organisms — enabling us to predict, understand, and program living systems in ways never before possible.
Output Biosciences is currently in stealth, operated by a team of repeat founders and biotech veterans with multiple exits in AI and biology, and backed by top VCs including Y Combinator.
As a Generative AI Research Scientist, you'll work alongside our founders and team members to develop advanced generative models that can synthesize and design biological systems at multiple scales. Building upon our biological reasoning model, you'll focus on creating the generative capabilities that turn insights into innovations.
<ul>
<li>
⁠You will design and develop cutting-edge generative models specifically for biological data, creating AI systems that can generate novel molecular structures, protein designs, cellular components, and biological pathways.
</li>
<li>
You will design and implement state-of-the-art generative algorithms including diffusion models, language diffusion models, diffusion transformers, and flow matching approaches and tailor them to biological constraints and properties
</li>
<li>
You will train and scale innovative AI models using large, diverse biological multi-modal datasets across distributed GPU clusters.
</li>
<li>
You will solve challenging AI research problems at scale, tackling key aspects such as model architecture and scaling, pre-training and fine-tuning strategies, and rigorous evaluation methods.
</li>
<li>
Your work will span various advanced generative AI architectures, including transformers, diffusion models, and autoencoders, exploring and implementing these techniques to push the boundaries of biological AI. 
</li>
</ul>
Who We're Looking For:
<ul>
<li>
You have a Bachelor's degree in Computer Science, Computer Engineering, Mathematics, Physics, or a relevant technical field.
</li>
<li>
You have a PhD with 2 years of research experience, or a Bachelor's degree with 4+ years of research or industry experience in Deep Learning, Artificial Intelligence, or other relevant fields.
</li>
<li>
You have a strong publication record in top-tier AI conferences or journals (e.g., NeurIPS, ICML, ICLR).
</li>
<li>
You have extensive hands-on experience building and training generative models, such as diffusion models, GANs, VAEs, normalizing flows, or autoregressive models.
</li>
<li>
You are proficient in Python and have expertise in at least one major deep learning framework (PyTorch, TensorFlow, or JAX). 
</li>
</ul>
Who You Are:
<ul>
<li>
You have excellent problem-solving skills and the ability to quickly adapt to new challenges.
</li>
<li>
You exhibit a proactive approach to problem-solving, thinking beyond the specific task, taking ownership of challenges, and taking pride in solving them.
</li>
<li>
You have a mature mindset in ambiguous situations, helping to frame questions and seek clarity while making decisions in the face of uncertainty.
</li>
<li>
You have excellent communication skills and can clearly articulate complex technical concepts.
</li>
<li>
You are motivated by making a real impact and are committed to tackling problems of significant consequence with determination and creativity.
</li>
</ul>
Bonus points:
<ul>
<li>
You have experience applying machine learning to biological or chemical problems.
</li>
<li>
You have knowledge of physics, molecular biology, chemistry, computational biology, bioinformatics, cheminformatics or related fields.
</li>
<li>
You have experience with multi-modal learning.
</li>
<li>
You have contributed to open-source machine learning projects.
</li>
<li>
You have experience in developing efficient code in C/C++.
</li>
</ul>
Our Values
❤️ Heart: We foster a culture of ownership. We are assembling a team of individuals who are passionate and take pride in their contributions.
🏆 Excellence: We have an unwavering commitment to excellence and continuously challenge ourselves to reach the highest standards.
🚀 Practicality: We value practicality and results-oriented thinking. We are committed to making a tangible impact on the lives of our patients and the broader community.
📣 Honesty: We place a high value on honesty and directness. We firmly believe in addressing issues as they arise, in an open and transparent manner.
🎮 Fun: We believe that life is too short to not have fun. That's why we're committed to creating an engaging and enjoyable work environment. Our goal is to create a workplace that is fun, rewarding and fulfilling.
What We Offer
<ul>
<li>
We encourage new and different ideas, creativity and contrarian thinking.
</li>
<li>
You own your day-to-day management. What we care about is that&nbsp;we all hit our milestones.
</li>
<li>
Competitive salary and equity in a growing, well-funded startup
</li>
<li>
Excellent medical, dental, and vision coverage
</li>
<li>
Healthy feedback focused environment to help you strive - leadership will have high expectations, regularly share constructive feedback, support you and help you grow, and welcome receiving feedback and ideas from you
</li>
<li>
We are looking forward to further shaping our culture with early team members. You'll have a chance to make your mark!
</li>
</ul>
Compensation Range: $120K - $250K

Machine Learning Research Scientist, Generative Biology

<h3>Job Description</h3>
Job Description
Venture Insights Senior Associate, India
About the Company
Redesign Health transforms ideas into outcomes. At a pivotal time of change and opportunity, we build enduring companies and advise enterprise clients to advance sustainable innovation across the healthcare ecosystem. Our diverse capabilities and proprietary company creation process draw on the compounded knowledge gained from building 70+ healthcare companies. As a trusted partner, we accelerate innovation for healthcare organizations, provide advantages for founders, and create opportunities for investors.
We are thrilled to introduce Redesign Health India, a new chapter in our mission to revolutionize healthcare innovation. Our aim is to create, launch, and scale cutting-edge healthcare technology companies, drawing on both local and global expertise to tackle the continent’s most critical healthcare challenges. To achieve this ambitious vision, we need your talent and dedication.
Redesign Health is dedicated to launching AI-native healthcare ventures that will transform how care is delivered and experienced. As a company, we don't just build with AI—we work with AI, integrating these tools into our daily operations to focus our human creativity and expertise on the most complex challenges and highest-impact opportunities. We seek curious, adaptable team members who are excited to explore new ways of working, eager to master emerging technologies, and committed to pushing the boundaries of what's possible when human ingenuity meets artificial intelligence.
Rethink. Reinvent. Redesign Health.
About the Job
As our Venture Insights Senior Associate, you will be a key part of the larger Redesign Health organization, developing original research to validate and hone new business ideas before a funding event. If you are a creative, curious, collaborative individual who is excited to help us in our mission to improve healthcare, we look forward to hearing from you!
You will report to and work with a leader on the New Ventures team.
What you will do:
<ul>
<li>
Design and execute innovative quantitative and qualitative research to support the objectives of Redesign Health, our portfolio companies and our external partners leveraging AI tools where appropriate to enhance sourcing activities and automate repetitive research tasks
</li>
<li>
Work across all stages of the research cycle from early exploratory through a funding decision
</li>
<li>
Manage Redesign Health’s relationships with expert networks, other venture traction vendors, and monitor associated research budgets
</li>
<li>
Expresses a sense of versatility - able to be autonomous on solo projects and highly collaborative on larger team assignments
</li>
<li>
Develop strong synthesis at the end of every study that is actionable and insightful using NLP and generative AI tools to support synthesis and insight development throughout the process
</li>
<li>
Work collaboratively with the research teams in order to source advisors to Redesign Health’s network and highly reputable individuals who can provide an unfair advantage to prospective founders
</li>
<li>
Collaborate closely with cross-functional partners (e.g. Ventures, Global Development, Strategic Growth and Innovation, etc.) and build strong relationships with external partners.
</li>
</ul>
What you will need:
<ul>
<li>
You have 8+ years of consumer insights research or market research experience with significant innovation or new product development experience
</li>
<li>
You have experience designing quantitative surveys, running qualitative research projects, usability studies and concept testing
</li>
<li>
You have experience conducting research on B2B, B2B2C, SAAS businesses
</li>
<li>
You have healthcare experience conducting studies with at least one of the following populations: patients, providers, payors, pharmaceutical and/or medical device companies
</li>
<li>
You have experience and/or demonstrated the ability to leverage AI tools to streamline the research process across advisor sourcing, profiling, matching, research study design, insights synthesis, and insight development throughout the process
</li>
</ul>
What you will bring to the table:
<ul>
<li>
You have strong experience across qualitative, quantitative and user-centered research methods (e.g., interviewing, ethnography, surveys, co-design, concept-testing, programming etc.)
</li>
<li>
You are experienced designing quantitative surveys, programming, analysis, creating reports, and communicating findings to stakeholders by using tools such as but not limited to Excel, Quantilope, Alchemer, Figma, Google suite, transcription tools
</li>
<li>
You have experience leveraging new AI research and business development tools to enhance research study design, recruitment, matching and execution
</li>
<li>
You know how to synthesize qualitative research data, utilize quotes and desk research to support a point of view and leverage AI tools to create a repeatable and efficient process
</li>
<li>
You have the ability to lead end to end qualitative research projects from recruiting strategy, interviewing, and synthesis
</li>
<li>
You are an effective communicator and comfortable presenting to stakeholders at various levels
</li>
<li>
You thrive in a fast paced environment that uses agile methodologies to collaborate and drive towards higher fidelity products
</li>
</ul>
Who you are:
<ul>
<li>
Manages Complexity. You ask the right questions to accurately analyze situations and uncover root causes to difficult issues.
</li>
<li>
Communicates Effectively. You are effective in a variety of communication settings: one-on-one, small and large groups, or among diverse styles and position levels.
</li>
<li>
Drives Results. You persist in accomplishing objectives and exceeding goals despite obstacles and setbacks, while also helping others to achieve results.
</li>
</ul>

Venture Insights Senior Associate, India

<h3>Job Description</h3>
Job DescriptionSalary: $110K - $120K, DOE 
Cogent Scientific, an insourced contract research organization, is looking for the right people to accomplish our mission: to partner in the global effort to improve lives through innovative science with an experienced workforce. We can offer you the chance to build on your skills and knowledge while working among experts in their fields and with cutting-edge instrumentation.
Cogent Scientific offers competitive pay, attractive benefits, and an exciting work environment. We aim to recruit the best people who stand out among their peers and embody our Core Values:
Client Focused: We only succeed when our clients succeed. Outstanding: We deliver meticulous results through outstanding performance. Good: We act ethically and morally. Employee-Centric: We honor and support our employees. imble: We are prepared to adapt in an ever-changing industry. Team-Oriented: We collaborate with each other and with our clients.
We currently have a role available for a Pharma Translational Biologist in a pharmaceutical research lab setting.
Job duties include, but are not limited to, the following:
<ul>
<li>Design and execute key experiments to evaluate compound effects, identify combination partners, and investigate drug resistance. Develop and validate molecular and mammalian cellular assays to address mechanistic and functional questions in pre-clinical studies.
<ul>
<li>Experience in developing, running, and troubleshooting molecular and cellular assays; engineering cell models to modulate gene expression and interrogate cellular signal transduction pathways. Experience with primary cell models or co-culture systems is a plus.</li>
<li>Experience with general molecular biological techniques including vector engineering, cloning and mutagenesis, qRT-PCR, ELISA, MSD and Western Blotting, NGS platforms, FACS, etc.</li>
<li>Strong background in experimental quantitative analyses, curve-fitting, and statistics (GraphPad Prism).</li>
</ul>
</li>
<li>Participate in and present in project meetings to ensure assays meet the program needs and results are appropriately interpreted. Translate preclinical findings to biomarkers and combination strategies to advance programs to clinical development.</li>
<li>Develop and continually advance ones knowledge base on the molecular pathways and the therapeutic area being targeted by our clinical and research programs.</li>
<li>Collaborate with different functional teams throughout the company to guide work toward project goals, communicate ongoing work and progress, and plan forward-thinking strategies. Proactively investigate new or alternative technologies and evaluate service providers to ensure the work is conducted in a scientifically sound, efficient manner.</li>
<li>Prepare reports for internal and external purposes including regulatory submissions. </li>
</ul>
Job requirements include, but are not limited to:
<ul>
<li>PhD Molecular/Cellular Biology with 1-5 years of industrial experience, preferably from pharma research arena.
<ul>
<li>Must have oncology research experience.</li>
<li>Translational research experience is preferred.</li>
</ul>
</li>
<li>Team player mentality with strong written and verbal communication skills. Will be required to work collaboratively with cross-functional teams including structural biology, molecular biology, biochemistry, and biophysics.</li>
<li>The ideal candidate will be enthusiastic and self-motivated, with the leadership and communication skills necessary to operate effectively in a fast-paced multidisciplinary environment with flexibility and an adaptable approach to goal delivery.</li>
</ul>

Pharma Translational Biologist

<h3>Job Description</h3>
Job Description
Join our team and help build the world's first biological reasoning model. Work with us to build generative foundational models that decode biological systems across scales — from molecules to organisms — enabling us to predict, understand, and program living systems in ways never before possible.
Output Biosciences is currently in stealth, operated by a team of repeat founders and biotech veterans with multiple exits in AI and biology, and backed by top VCs including Y Combinator.
As a Machine Learning Research Scientist, Interpretability, you'll work alongside our founders and team members to develop AI systems capable of processing and reasoning across multiple biological data modalities simultaneously.
<ul>
<li>
You will develop specialized methods for understanding our biological reasoning models, reverse-engineering how they represent and process complex biological information.
</li>
<li>
You will design and conduct experiments to uncover interpretable features across biological scales.
</li>
<li>
You will address unique challenges in biological model interpretation, such as disentangling the multi-scale, hierarchical representations of biological systems&nbsp;
</li>
<li>
You will build biology-specific visualization tools that can map model activations to meaningful biological concepts.
</li>
</ul>
Who We're Looking For:
<ul>
<li>
You have a Bachelor's degree in Computer Science, Computer Engineering, Mathematics, Physics, or a relevant technical field.
</li>
<li>
You have a PhD with 2 years of research experience, or a Bachelor's degree with 4+ years of research or industry experience in Deep Learning, Artificial Intelligence, or other relevant fields.
</li>
<li>
You have a strong publication record in top-tier AI conferences or journals (e.g., NeurIPS, ICML, ICLR).
</li>
<li>
You are proficient in Python and have expertise in at least one major deep learning framework (PyTorch, TensorFlow, or JAX).
</li>
</ul>
Who You Are:
<ul>
<li>
You have excellent problem-solving skills and the ability to quickly adapt to new challenges.
</li>
<li>
You exhibit a proactive approach to problem-solving, thinking beyond the specific task, taking ownership of challenges, and taking pride in solving them.
</li>
<li>
You have a mature mindset in ambiguous situations, helping to frame questions and seek clarity while making decisions in the face of uncertainty.
</li>
<li>
You have excellent communication skills and can clearly articulate complex technical concepts.
</li>
<li>
You are motivated by making a real impact and are committed to tackling problems of significant consequence with determination and creativity.
</li>
</ul>
Bonus points:
<ul>
<li>
You have experience applying machine learning to biological or chemical problems.
</li>
<li>
You have knowledge of physics, molecular biology, chemistry, computational biology, bioinformatics, cheminformatics, or related fields.
</li>
<li>
You have experience with multi-modal learning.
</li>
<li>
You have contributed to open-source machine learning projects/
</li>
<li>
You have experience in developing efficient code in C/C++.
</li>
</ul>
Our Values
❤️ Heart: We foster a culture of ownership. We are assembling a team of individuals who are passionate and take pride in their contributions.
🏆 Excellence: We have an unwavering commitment to excellence and continuously challenge ourselves to reach the highest standards.
🚀 Practicality: We value practicality and results-oriented thinking. We are committed to making a tangible impact on the lives of our patients and the broader community.
📣 Honesty: We place a high value on honesty and directness. We firmly believe in addressing issues as they arise, in an open and transparent manner.
🎮 Fun: We believe that life is too short to not have fun. That's why we're committed to creating an engaging and enjoyable work environment. Our goal is to create a workplace that is fun, rewarding and fulfilling.
What We Offer
<ul>
<li>
We encourage new and different ideas, creativity and contrarian thinking.
</li>
<li>
You own your day-to-day management. What we care about is that&nbsp;we all hit our milestones.
</li>
<li>
Competitive salary and equity in a growing, well-funded startup
</li>
<li>
Excellent medical, dental, and vision coverage
</li>
<li>
Healthy feedback focused environment to help you strive - leadership will have high expectations, regularly share constructive feedback, support you and help you grow, and welcome receiving feedback and ideas from you
</li>
<li>
We are looking forward to further shaping our culture with early team members. You'll have a chance to make your mark!
</li>
</ul>
Compensation Range: $120K - $250K

Machine Learning Research Scientist, Interpretability

<h3>Job Description</h3>
Job DescriptionJob Title: Senior Scientist Job Description
The Senior Scientist will design and execute experiments to evaluate and characterize novel formulations, processes, and components. This role supports the development of delivery technologies and analytical tools for Lipid Nanoparticles, particularly in mRNA-based therapeutics. The candidate will perform robust and effective experimentation to formulate, characterize, and evaluate the stability of Lipid Nanoparticles, and design and execute process development and scale-up activities to support pre-clinical studies. Additionally, the role involves providing technical representation in cross-functional meetings and executing the creation and implementation of project plans supported by strong scientific rationales and technical approaches.
Responsibilities
<ul>
<li>Design and execute experiments to evaluate and characterize novel formulations and processes.</li>
<li>Support the development of delivery technologies and analytical tools for Lipid Nanoparticles.</li>
<li>Perform robust and effective experimentation for formulation and stability evaluation.</li>
<li>Design and execute process development and scale-up activities for pre-clinical studies.</li>
<li>Provide technical representation in cross-functional meetings.</li>
<li>Create and implement project plans with attention to project priorities, milestone deliverables, and timelines.</li>
</ul>
Essential Skills
<ul>
<li>PhD with 1-3 years or BS/MS with 8+ years of experience in industry.</li>
<li>Experience with Lipid Nanoparticles, Formulation Development, and analytical characterization.</li>
<li>Proficiency in mRNA and protein characterization.</li>
<li>Solid understanding of formulation, analytical characterization, and drug delivery fundamentals.</li>
</ul>
Additional Skills &amp; Qualifications
<ul>
<li>Ph.D. in Chemical or Biomedical Engineering (or related subject area) with 0-3 years or BS/MS with 8-10+ years of relevant industry experience.</li>
<li>Experience working on formulation and characterization of diverse modalities including mAbs, fusion proteins, and RNA modalities.</li>
<li>Strong scientific and organizational skills with the ability to lead projects independently and work efficiently within a team.</li>
<li>Consistent record of creative thinking and problem-solving.</li>
</ul>
Work Environment
The role is based in a laboratory environment, requiring onsite presence five days a week. Employees enjoy a dynamic workplace culture with access to a gym and cafeteria onsite. The company is currently in expansion mode, with plans to significantly increase its workforce, offering opportunities for professional growth. Benefits for full-time employees include stock options/equity, bonuses, RSUs, and a 401k match. Contract employees receive accrued sick leave, vacation time, and paid holidays.
Pay and Benefits
The pay range for this position is $60.00 - $65.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
 • Medical, dental &amp; vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life &amp; AD&amp;D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Tarrytown,NY.
Application Deadline
This position is anticipated to close on Jul 21, 2025.
About Actalent
Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email <a href="mailto:actalentaccommodation@actalentservices.com" target="_blank">actalentaccommodation@actalentservices.com</a> for other accommodation options.

357 Science Jobs in New York, NY 10007, USA