Colossal is a breakthrough bioscience and genetic engineering company that builds radical new technologies to advance the field of genomics. Colossal creates disruptive technologies for extinct species restoration, critically endangered species protection and the repopulation of critical ecosystems that support the continuation of life on Earth.
Are you interested in joining us for an internship next year? That's amazing! We have not yet finalized recruitment for the Summer of 2025, but you can express interest here to join our Colossal Summer Internship Talent Community!
Please note: We host a very small number of interns each year. We will respond to your application if/when an appropriate internship opportunity becomes available.
**We do not have any internship or co-op opportunities available for the fall or winter. This is for the summer of 2025**
- Internships that become available for Summer 2025 will either be selected from this posting or a separate individual posting on our Careers website posted sometime between December 2024-February 2025
- Interns would ideally start with us sometime in June and finish sometime in August.
- Internships with Colossal will be based in Dallas, TX. We do not provide any housing. We will not have internships in our Boston location.
- To qualify, you need to be a current university student in the United States that has completed at least 1 year of undergraduate studies.
- US work authorization is required.
As internship opportunities open up, we may reach out to you. In the meantime, keep an eye on our Careers Website for potential specific Internship postings.
Learn about the de-extinction of the Woolly Mammoth here: https://colossal.com/mammoth/
Learn about the de-extinction of the Thylacine (Tasmanian Tiger) here: https://colossal.com/thylacine/
Learn about the de-extinction of the Dodo Bird here: https://colossal.com/dodo/
Learn about the exciting work happening in our labs here: https://colossal.com/labs/
Learn about our amazing conservation work here: https://colossal.com/conservation/
Check out our page on De-extinction here: https://colossal.com/de-extinction/
Thank you for your interest in Colossal!
What Colossal Offers You:
- Medical, dental, and vision coverage
- Unlimited PTO and company holidays so you can rest and recharge
- Flexible spending accounts (FSA)
- Company matched 401k retirement plan
- Paid parental leave 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 three locations that include laboratories, test facilities, academic institutions, libraries and offices. Dallas. Austin. Boston.
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 3 years in a row across multiple categories in 2023, 2024, and 2025:
- #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
- 100 Best Midsize Places to Work in Boston in 2024 & 2025
Built In 2025 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!
What We Do
Colossal is a breakthrough bioscience and genetic engineering company that builds radical new technologies to advance the field of genomics. Colossal creates disruptive technologies for extinct species restoration, critically endangered species protection and the repopulation of critical ecosystems that support the continuation of life on Earth. The company is the first to apply CRISPR technology for the purposes of species de-extinction, beginning with the woolly mammoth. Colossal is accepting humanity’s duty to restore Earth to a healthier state.
Why Work With Us
Colossal will revolutionize history and be the first company to use CRISPR technology successfully in the de-extinction of previously lost species. On the journey we will build radical new software tools and technologies to advance the science of genomics overall. Join our team and be proud of your contribution to science and the planet.
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