Job description
The Principal Research Scientist in Medicinal Chemistry at Elanco will play a crucial role in the small molecule drug discovery process, focusing on the design and synthesis of innovative medicines for animal health. This position involves collaboration with a global team of scientists and the application of advanced technologies such as AI/ML and DNA-Encoded Libraries. The role is based in Indianapolis and offers a hybrid work environment. The successful candidate will contribute significantly to the discovery portfolio and help shape the future of the research team.
Requirements
- PhD in Medicinal Chemistry, Organic Chemistry, or a related scientific discipline.
- A minimum of 6 years of relevant industry experience in medicinal chemistry within a pharmaceutical, biotechnology, or animal health research environment.
- Demonstrated expertise in modern medicinal chemistry, including the design and multi-step synthesis of complex small molecules.
- Strong understanding of Structure-Activity Relationships (SAR), pharmacology, and ADME/PK principles.
Responsibilities
- Guide the design and optimization of novel small molecules by applying advanced synthetic strategies.
- Serve as a key medicinal chemistry figure on multidisciplinary project teams.
- Manage and coordinate synthetic chemistry efforts with external Contract Research Organizations (CROs) and internal partners.
- Leverage cutting-edge drug discovery technologies to accelerate hit identification and lead optimization.
- Promote scientific excellence and data integrity while providing mentorship and technical guidance to junior scientists.
Benefits
- Employees at Elanco are often offered competitive compensation with annual bonus and equity eligibility, retirement plans (including a U.S. 401(k)), and comprehensive health coverage—medical, dental, vision, company-paid life and disability—and even pet insurance. Time-off and flexibility typically include generous PTO, U.S. mid-year and year-end paid shutdown weeks, parental leave, and flexible/remote work options. Employees also benefit from strong development programs (onboarding, course libraries, mentorship, nine ERGs, and tiered leadership programs) that support both professional growth and community involvement.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Combined across 2 filing entities: Elanco Us Inc, Elanco Animal Health Inc
As of Aug 23, 2026
Initial approvals
4
FY2026
Approval rate
100.0%
FY2026
LCA certified
12
FY2026
Entry-level share
0.0%
FY2026
Initial approvals YoY
+3%
Trend
LCA certified YoY
-25%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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