Colossal Biosciences
Scientist, Embryology/Theriogenologist
Dallas, TX +1 · Full-time · Posted Oct 13, 2026
- Location
- Dallas, TX
Dallas, Texas, United States - Experience
- At least three years in oocyte collection, embryo collection/production, and embryo transfer; two years of post-doctoral experience or residency training.
- Education
- D.V.M. and/or Ph.D. in biological sciences, veterinary medicine, or a related field.
About the job
Leads research and develops assisted-reproduction techniques for oocyte collection, embryo transfer, and production of gene-edited embryos in non-model organisms.
What you'll do
- Develop and optimize protocols for oocyte collection, estrus synchronization, and superovulation across species.
- Improve oocyte and embryo transport and troubleshoot procedures to maintain successful outcomes.
- Review relevant research, conduct experiments, and help implement assisted reproductive technologies in non-model organisms.
What they ask for
- Expertise in comparative reproductive biology, including endocrinology, oocyte maturation, and pre-implantation embryo development.
- Experience with transrectal palpation and ultrasound, transvaginal and/or laparoscopic oocyte collection, and gamete and embryo cryopreservation.
- At least three years of experience with oocyte collection, embryo collection/production, and embryo transfer, with a track record of successful pregnancies.
- Must be able to travel, potentially up to 25%.
Nice to have
- Experience with multiple species, including non-traditional (wildlife) models.
- Strong written and verbal communication skills.
Model-written summary · the original posting is authoritative