TN Visa Principal Scientist Jobs
Principal Scientist roles qualify for TN visa sponsorship under the USMCA's Scientist category, covering research positions in biology, chemistry, and related fields. Canadian professionals can enter at the border with employer documentation; Mexican nationals apply at a U.S. consulate. Roles must require at least a bachelor's degree in a relevant scientific discipline.
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Get Access To All JobsINTRODUCTION
At Elanco (NYSE: ELAN) – it all starts with animals! As a global leader in animal health, we are dedicated to innovation and delivering products and services to prevent and treat disease in farm animals and pets. At Elanco, we are driven by our vision of Food and Companionship Enriching Life and our purpose – all to Go Beyond for Animals, Customers, Society and Our People.
At Elanco, we pride ourselves on fostering a diverse and inclusive work environment. We believe that diversity is the driving force behind innovation, creativity, and overall business success. Here, you’ll be part of a company that values and champions new ways of thinking, work with dynamic individuals, and acquire new skills and experiences that will propel your career to new heights.
Making animals’ lives better makes life better – join our team today!
ROLE AND RESPONSIBILITIES
Principal Research Scientist - Medicinal Chemist
As a Principal Research Scientist in Medicinal Chemistry, you will be a key figure in our small molecule drug discovery engine, guiding the design and synthesis of innovative medicines that improve the health and well-being of animals. You will apply your scientific expertise to advance multiple therapeutic programs, from lead generation to development candidate selection. Partnering with a global, cross-functional team of scientists, you will leverage cutting-edge technologies like AI/ML and DNA-Encoded Libraries to solve complex chemical challenges. This is an exciting opportunity to make a significant impact on our discovery portfolio and help shape the future of our growing research team in Indianapolis.
Your Responsibilities:
- Guide the design and optimization of novel small molecules by applying advanced synthetic strategies and integrating biological, pharmacological, and ADME/PK data to manage Structure-Activity Relationship (SAR) campaigns.
- Serve as a key medicinal chemistry figure on multidisciplinary project teams, collaborating with partners in Biology, Pharmacology, DMPK, Toxicology, and Computational Sciences to strategically advance discovery programs.
- Manage and coordinate synthetic chemistry efforts with external Contract Research Organizations (CROs) and internal partners, ensuring the efficient execution of project goals and timelines.
- Leverage cutting-edge drug discovery technologies, including DNA-Encoded Libraries (DEL), computational chemistry, and AI/ML-enabled tools, to accelerate hit identification and lead optimization.
- Promote scientific excellence and data integrity while providing mentorship and technical guidance to junior scientists, fostering a culture of innovation and collaboration.
BASIC QUALIFICATIONS
What You Need to Succeed (minimum qualifications):
- Education: PhD in Medicinal Chemistry, Organic Chemistry, or a related scientific discipline.
- Experience: A minimum of 6 years of relevant industry experience in medicinal chemistry within a pharmaceutical, biotechnology, or animal health research environment.
- Top Skills: Demonstrated expertise in modern medicinal chemistry, including the design and multi-step synthesis of complex small molecules, and a strong understanding of Structure-Activity Relationships (SAR), pharmacology, and ADME/PK principles. Proven ability to autonomously manage scientific initiatives within a cross-functional team and manage external collaborations with CROs.
PREFERRED QUALIFICATIONS
What will give you a strong candidate profile (preferred qualifications):
- Postdoctoral experience.
- Experience applying modern drug discovery technologies such as DNA-Encoded Libraries (DEL), computational chemistry, or AI/ML-enabled molecular design.
- A strong track record of advancing small-molecule discovery programs toward preclinical development, evidenced by significant patent and/or publication contributions.
- Prior research experience in the animal health industry.
- Expertise in peptide chemistry, macrocycles, or related drug modalities.
ADDITIONAL INFORMATION
- Travel: Less than 10%
- Location: Global Elanco Headquarters - Indianapolis, IN - Hybrid Work Environment
Don't meet every single requirement? Studies have shown underrecognized groups are less likely to apply to jobs unless they meet every single qualification. At Elanco we are dedicated to building a diverse and inclusive work environment. If you think you might be a good fit for a role but don't necessarily meet every requirement, we encourage you to apply. You may be the right candidate for this role or other roles!
Elanco Benefits and Perks:
We offer a comprehensive benefits package focusing on financial, physical, and mental well-being while encouraging our employees to pursue our purpose! Some highlights include:
- Multiple relocation packages
- Two weeklong shutdowns (mid-summer and year-end) in the US (in addition to PTO)
- 8-week parental leave
- 9 Employee Resource Groups
- Annual bonus offering
- Flexible work arrangements
- Up to 6% 401K matching
Elanco is an EEO/Affirmative Action Employer and does not discriminate on the basis of age, race, color, religion, gender, sexual orientation, gender identity, gender expression, national origin, protected veteran status, disability or any other legally protected status
Elanco may use automated tools, including AI, to support parts of our recruitment process, such as reviewing applications against job-related criteria and/or transferrable skills. These tools help ensure a consistent, structured evaluation, but they do not make hiring decisions. All decisions involve a human reviewer. For more information on how we handle personal data, please see our Elanco Workforce Privacy Notice.
INTRODUCTION
At Elanco (NYSE: ELAN) – it all starts with animals! As a global leader in animal health, we are dedicated to innovation and delivering products and services to prevent and treat disease in farm animals and pets. At Elanco, we are driven by our vision of Food and Companionship Enriching Life and our purpose – all to Go Beyond for Animals, Customers, Society and Our People.
At Elanco, we pride ourselves on fostering a diverse and inclusive work environment. We believe that diversity is the driving force behind innovation, creativity, and overall business success. Here, you’ll be part of a company that values and champions new ways of thinking, work with dynamic individuals, and acquire new skills and experiences that will propel your career to new heights.
Making animals’ lives better makes life better – join our team today!
ROLE AND RESPONSIBILITIES
Principal Research Scientist - Medicinal Chemist
As a Principal Research Scientist in Medicinal Chemistry, you will be a key figure in our small molecule drug discovery engine, guiding the design and synthesis of innovative medicines that improve the health and well-being of animals. You will apply your scientific expertise to advance multiple therapeutic programs, from lead generation to development candidate selection. Partnering with a global, cross-functional team of scientists, you will leverage cutting-edge technologies like AI/ML and DNA-Encoded Libraries to solve complex chemical challenges. This is an exciting opportunity to make a significant impact on our discovery portfolio and help shape the future of our growing research team in Indianapolis.
Your Responsibilities:
- Guide the design and optimization of novel small molecules by applying advanced synthetic strategies and integrating biological, pharmacological, and ADME/PK data to manage Structure-Activity Relationship (SAR) campaigns.
- Serve as a key medicinal chemistry figure on multidisciplinary project teams, collaborating with partners in Biology, Pharmacology, DMPK, Toxicology, and Computational Sciences to strategically advance discovery programs.
- Manage and coordinate synthetic chemistry efforts with external Contract Research Organizations (CROs) and internal partners, ensuring the efficient execution of project goals and timelines.
- Leverage cutting-edge drug discovery technologies, including DNA-Encoded Libraries (DEL), computational chemistry, and AI/ML-enabled tools, to accelerate hit identification and lead optimization.
- Promote scientific excellence and data integrity while providing mentorship and technical guidance to junior scientists, fostering a culture of innovation and collaboration.
BASIC QUALIFICATIONS
What You Need to Succeed (minimum qualifications):
- Education: PhD in Medicinal Chemistry, Organic Chemistry, or a related scientific discipline.
- Experience: A minimum of 6 years of relevant industry experience in medicinal chemistry within a pharmaceutical, biotechnology, or animal health research environment.
- Top Skills: Demonstrated expertise in modern medicinal chemistry, including the design and multi-step synthesis of complex small molecules, and a strong understanding of Structure-Activity Relationships (SAR), pharmacology, and ADME/PK principles. Proven ability to autonomously manage scientific initiatives within a cross-functional team and manage external collaborations with CROs.
PREFERRED QUALIFICATIONS
What will give you a strong candidate profile (preferred qualifications):
- Postdoctoral experience.
- Experience applying modern drug discovery technologies such as DNA-Encoded Libraries (DEL), computational chemistry, or AI/ML-enabled molecular design.
- A strong track record of advancing small-molecule discovery programs toward preclinical development, evidenced by significant patent and/or publication contributions.
- Prior research experience in the animal health industry.
- Expertise in peptide chemistry, macrocycles, or related drug modalities.
ADDITIONAL INFORMATION
- Travel: Less than 10%
- Location: Global Elanco Headquarters - Indianapolis, IN - Hybrid Work Environment
Don't meet every single requirement? Studies have shown underrecognized groups are less likely to apply to jobs unless they meet every single qualification. At Elanco we are dedicated to building a diverse and inclusive work environment. If you think you might be a good fit for a role but don't necessarily meet every requirement, we encourage you to apply. You may be the right candidate for this role or other roles!
Elanco Benefits and Perks:
We offer a comprehensive benefits package focusing on financial, physical, and mental well-being while encouraging our employees to pursue our purpose! Some highlights include:
- Multiple relocation packages
- Two weeklong shutdowns (mid-summer and year-end) in the US (in addition to PTO)
- 8-week parental leave
- 9 Employee Resource Groups
- Annual bonus offering
- Flexible work arrangements
- Up to 6% 401K matching
Elanco is an EEO/Affirmative Action Employer and does not discriminate on the basis of age, race, color, religion, gender, sexual orientation, gender identity, gender expression, national origin, protected veteran status, disability or any other legally protected status
Elanco may use automated tools, including AI, to support parts of our recruitment process, such as reviewing applications against job-related criteria and/or transferrable skills. These tools help ensure a consistent, structured evaluation, but they do not make hiring decisions. All decisions involve a human reviewer. For more information on how we handle personal data, please see our Elanco Workforce Privacy Notice.
See all 35+ TN Visa Principal Scientist Jobs
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Get Access To All JobsTips for Finding TN Visa Sponsorship as a Principal Scientist
Match your credentials to the Scientist category
TN visa's Scientist category covers specific disciplines: biology, chemistry, astronomy, physics, and related fields. Confirm your degree is in one of these recognized disciplines before applying, since a general 'research' background won't satisfy the category definition.
Target employers with active government contract work
Principal Scientist roles at federal contractors, national laboratories, and pharmaceutical companies are structured around credentialed research functions, making TN qualification documentation straightforward. These employers already understand specialty occupation requirements and generate fewer sponsorship objections.
Search TN-eligible roles at sponsors with visa experience
Use Migrate Mate to filter Principal Scientist openings by employers with recent visa filings. This narrows your search to companies experienced with work visa sponsorship and helps you focus on roles where the employer has demonstrated capability to support visa candidates through their sponsorship history.
Request the support letter before accepting an offer
The TN support letter must describe your specific research duties, required qualifications, and how the role fits the Scientist category. Ask the hiring team to draft this during offer negotiation, not after, so USCIS or CBP adjudication doesn't delay your start date.
Prepare a degree equivalency analysis for interdisciplinary roles
If your doctorate is in a hybrid field like computational biology or environmental chemistry, USCIS may scrutinize whether it maps cleanly to a listed TN discipline. A brief written equivalency analysis tied to your transcripts strengthens the petition and preempts requests for evidence.
Understand the Mexican national consular process differs from Canadian
Mexican nationals must schedule a consular appointment and obtain the TN visa stamp before entering the U.S. to work, unlike Canadians who can present documentation directly at a port of entry. Build four to eight weeks into your start date timeline to account for consulate scheduling.
Principal Scientist TN Visa: Frequently Asked Questions
Does a Principal Scientist role qualify for TN visa status?
Yes, if your role falls within a recognized scientific discipline such as biology, chemistry, physics, or a closely related field and requires at least a bachelor's degree in that discipline. The TN Scientist category is specific about qualifying disciplines, so your job duties and degree must both align with the occupational requirements for TN classification, not just a general research function.
How does TN compare to H-1B for Principal Scientist positions?
TN has no annual cap and no lottery for Canadian nationals, so you can start the process as soon as you have a qualifying job offer. H-1B visa is subject to an annual lottery with limited slots, meaning even a well-qualified candidate may wait years for selection. For Mexican nationals, TN has a separate numerical allocation but still avoids the H-1B lottery entirely.
Where can I find Principal Scientist jobs with confirmed TN visa sponsorship?
Migrate Mate lets you filter Principal Scientist roles by employers with recent visa filings, so you're not guessing which companies have experience supporting work visas. Most standard job searches don't surface sponsorship experience at all, which costs candidates weeks of outreach on roles that won't move forward.
Can I switch employers while on TN status as a Principal Scientist?
Yes, but TN status is employer-specific. You'll need a new TN petition or border crossing documentation tied to your new employer before your start date with them. Canadian nationals can typically handle this at a port of entry; Mexican nationals will need to return to a consulate for a new visa stamp tied to the new employer.
What documentation does my employer need to provide for my TN petition?
Your employer must provide a signed support letter on company letterhead that details your job title, a description of your research duties, the scientific discipline your role falls under, your required qualifications, your anticipated start date, and confirmation that the position is full-time. This letter is the primary adjudication document, so vague or generic language about your research function is one of the most common reasons for TN denials at the border.