Scientist, Developmental Biology

Posted 8/5/2026 · last confirmed live 8/26/2026

An affiliate of Colossal is seeking a Developmental Biologist with background in craniofacial development that will work to design and conduct experiments that will inform genetic engineering for avian de-extinction projects. Leveraging their expertise in genetics and developmental biology, they will work closely with bioinformaticians to identify genetic variants of interest and test the effect of those variants in an embryonic avian model. **This position is based in Dallas, TX. Relocation assistance is available** Duties and Responsibilities: Maintain expertise and familiarity with craniofacial genetics and development literature Work closely with the bioinformatics team to identify genetic variants of interest Perform in ovo manipulations and phenotype analysis on avian embryos Process, image, and analyze avian embryos of various stages using techniques such as fluorescent microscopy, whole mount skeletal staining and morphometrics Design, develop, and implement novel experiments, techniques, procedures, protocols, and systems in line with research program objectives for non-model birds Contribute to, and be responsible for, documentation, reports, presentations and publications associated with work Required Skills and Abilities: Strong, demonstrated knowledge in craniofacial and neural crest cell development. Experience with avian embryo manipulation, such as in ovo electroporation or embryonic tissue transplantation, OR relevant experience in other embryonic systems Strong working knowledge of gene regulatory networks in embryonic development Strong working knowledge of research methodology and study design; hypothesis testing; qualitative and quantitative data interpretation and application Exceptional verbal and written communication skills Demonstrated ability to take the initiative to move projects forward, make independent judgments, maintain accurate lab data, clearly understand and respond to experimental results, while communicating effectively Ability to work independently and collaboratively, as required, in a fast-paced, matrixed, team environment consisting of internal and external team members Analytical and creative thinker with excellent problem-solving skills and the ability to prioritize own work and adapt to changing team priorities Excellent planning, organization and time management skills Very high level of comfort with productivity and communication software platforms (MS Office, GSuite, Slack, digital notebooks, project management systems, etc.) Qualifications: DVM/PHD in developmental biology, biological sciences, veterinary medicine, bioengineering, molecular biology, genetics, or any science related field is required 2+ years of experience in developmental biology strongly preferred 2+ years of experience working with avian eggs and embryos strongly preferred What Colossal Offers Full-Time Employees: Medical, dental, and vision coverage Excellent paid time off and company holidays so you can rest and recharge  Flexible spending accounts (FSA) Company matched 401k retirement plan Paid parental leave at 100% salary for up to 12 weeks Education reimbursement  An opportunity to help us return the Earth to a healthier state The team at Colossal is committed, colorful, passionate, intelligent, collaborative, creative, experienced, scientific and world-class. That sounds like a lot to fit into one building. That’s why we are spread out in several locations that include laboratories, test facilities, academic institutions, libraries and offices.  Through it all, however, we maintain a culture of positivity, hope, happiness and belief that we’re doing something big. Something Colossal. Colossal is proud to be an equal employment opportunity workplace. We welcome people from all backgrounds as well as celebrate and support diversity. We are committed to providing an inclusive environment of mutual respect that is free from discrimination and harassment so everyone can thrive.   EEO is the Law  Search Firm Representatives: Colossal does not accept unsolicited assistance from search firms. No fees will be paid for a hired candidate where no pre-existing agreement is in place. We handle most recruitment in-house.  Colossal is proud to be named a Best Place to Work by BuiltIn for 4 years in a row across multiple categories in 2023, 2024, 2025, and 2026: #1 on the 50 Best Startups to Work For in Dallas in 2023! 100 Best Midsize Places to Work in Dallas in 2024 & 2025 100 Best Places to Work in Dallas, TX (All Size Employers) in 2024, 2025, and 2026. Built In 2026 Award Lists Great Place to Work Certification Page Most Loved Workplace Certification Page - Proud to be certified as a most loved workplace including: most loved CEO, most loved workplaces for LGBTQ+, most loved workplaces for women, and most loved workplaces for young professionals. Newsweek's Most Loved Workplaces 2024 Award List - Excited to be amongst the winners of Newsweek's 2024 Most Loved Workplaces!                     

This role is published by Colossal Biosciences on greenhouse. SwiftFit is not the employer and does not accept applications.