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HistoWiz IHC (Immunohistochemistry) Lab Assistant in Brooklyn, New York

HistoWiz is the largest online histopathology company, based in New York City. Our mission is to help biomedical researchers find cures by accelerating histopathology and enabling global collaboration.

Since inception in 2013, we have doubled our month-over-month sales, driven primarily by customer referrals. We are profitable, won numerous awards and are funded by prestigious investors, including Y-Combinator and Zhenfund. We are seasoned scientists with experience at leading academic institutions and have published high impact research in top journals of biomedicine. We have just completed our Series A and are now looking to scale our business significantly in the coming years.

HistoWiz has over 1,000 paying customers globally from top academic institutions (e.g. MSKCC, Harvard, Stanford, HHMI) and pharmaceutical companies (e.g. CRISPR, Johnson & Johnson, Regeneron). We process tissue specimens and digitize all of the results, hosting our client’s data on a proprietary platform, PathologyMapTM . This platform not only enables industry-leading turnaround time for diagnosis, but also online viewing, sharing and search. No other platform like this exists, so we are truly building something new that can bridge scientists, doctors, and patients from all over the world to conquer life-threatening diseases collaboratively instead of individually. This online platform also contains the world’s largest collection of pathology data and the first network of top pathologists.

We are looking for highly motivated IHC Lab Assistant to join our fast-growing team. Under the general direction and supervisor of the Laboratory Manager, the IHC Technologist will effectively apply a working knowledge and skill of designated IHC Lab Assistant related duties and tasks, in support of the Department as a whole, to complete the daily assigned Histology workload.


Main duties:

  • Prepare reagents and perform maintenance for Bond RX auto-stainers

  • Unload, coverslip and scan slides.

  • Discolorize, disinfect and organize cover tiles

  • Receive packages, update inventory and ensure proper storage

  • Follow stringent quality control and quality assurance standard operating procedures

  • Match slides with corresponding blocks for reliability and accuracy

  • Search for slides or blocks for rescan or recut

  • Document all relevant progress in Laboratory Information Management Systems

  • Make suggestions for operation modifications to improve quality and efficiency

  • Perform other duties upon request


  • Bachelor’s degree in life science or equivalent field preferred.

  • 1 year of laboratory experience in biomedical field

  • Research or work experience with immunohistochemistry or histology strongly preferred.

  • Proficiency in Microsoft Excel and Word

  • Detail-oriented with high integrity and discipline while working under pressure

  • Excellent communication and problem-solving skills

  • Ability to work independently and collaboratively

  • Ability to perform repetitive tasks

  • Flexibility with work schedule for weekend, early or late shifts (outside 9:00AM-5:00PM business hours)


We believe in investing in our employees’ professional development, and encourage networking within the bioscience, tech, and startup communities for all our employees and collaborators. Compensation is top-notch and stock option is available for outstanding employees, commensurate with the impact you have within our organization, and for the scientific community overall. In addition, we provide the time and freedom to pursue independent projects.

  • 100% coverage on employee health and dental insurance

  • STARTUP NY benefits (exempt from New York State personal income tax, New York City resident income tax, Yonkers resident income tax surcharge, and Yonkers nonresident earnings tax)

  • 3 weeks PTO

  • Fully covered work-related travel expenses

HIstoWiz is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law.