Lab, Molecular Technologist (GI)(PIT)

castlebiosciences; Pittsburgh (Allegheny County); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Excellent Annual Salary + 20% Bonus

20 Accrued PTO Days Annually

10 Paid Holidays

401K with 100% Company Match up to 6%

3 Health Care Plan Options + Company H

Company Stock Grant Upon Hire

Job summary

Castle Biosciences in Pittsburgh, PA is seeking a Molecular Technologist to support our clinical laboratory operations at Nova Place. The position emphasizes histological staining, imaging, and high‑complexity testing in a regulated lab.

You will work Monday–Friday from the Pittsburgh lab, with opportunities to pursue ASCP MB certification within two years and a comprehensive benefits package including PTO, holidays, 401K with company match, health options, and stock grant on hire.

Qualifications

• Bachelor of Science degree in Chemistry, Biology, Clinical Laboratory Science, or Medical Technology from an accredited institution, plus 1-2 years of experience in a molecular biology testing environment, clinical, or equivalent laboratory environment.
• AND Completion of a clinical laboratory training program, OR at least 3 months of documented laboratory training in each specialty area where the individual will perform high-complexity testing.
• The Molecular Technologists in the clinical laboratory are placed on a track towards obtaining ASCP Technologist in Molecular Biology (MB) board certification within 2 years of employment.

Responsibilities

• Histological staining and imaging, specimen management and preparation, and quality control review checks and documentation for high complexity clinical laboratory testing.
• Perform sample multiplexed immunofluorescent labeling/staining and digital imaging, with equipment setups and reagent preparation.
• Support inventory, quality management tasks, and adherence to lab processes to ensure accurate test results.

Skills

Molecular biology experience

Quality control

Education

Bachelor of Science degree in Chemistry, Biology, Clinical Laboratory Science, or Medical Technology

Job description

Castle Biosciences Earns "Top Workplaces USA Award" for Phoenix, Pittsburgh, and Friendswood!

Learn more: www.CastleBiosciences.com

Castle Biosciences Inc. is growing, and we are looking to hire Molecular Technologists working from our laboratory in Pittsburgh, PA @ Nova Place location, with a start date of September 4, 2026.

Why Castle Biosciences?

Exceptional Benefits Package:

• Excellent Annual Salary + 20% Bonus Potential
• 20 Accrued PTO Days Annually
• 10 Paid Holidays
• 401K with 100% Company Match up to 6%
• 3 Health Care Plan Options + Company HSA Contribution
• Company Stock Grant Upon Hire

A DAY IN THE LIFE OF A Laboratory, Molecular Technologist

A typical day for the Molecular Technologist includes sample multiplexed immunofluorescent labeling/staining, digital imaging, quality control review of digital imaging, and test analysis output reviews. The technologist would be working with equipment setups for staining and imaging, as well as reagent preparations, specimen management, and assisting with inventory and quality management tasks as needed. This role will spend the most time on three main activities: histological staining and imaging, specimen management and preparation, and quality control review checks and documentation associated with high complexity clinical laboratory testing.

REQUIREMENTS

• Bachelor of Science Degree in Chemistry, Biology, Clinical Laboratory Science, or Medical Technology from an accredited institution, plus 1-2 years of experience in a molecular biology testing environment, clinical, or equivalent laboratory environment. And/or have completion of military training for laboratory technicians as high complexity testing personnel. Completion of a 50-week U.S. military medical laboratory training program
• Minimum coursework and training requirements:
  • 24 semester hours of medical laboratory technology courses or 24 semester hours of science courses, including 6 semester hours of both Chemistry & Biology & an additional 12 semester hours in any combination of Chemistry, Biology, or Medical Laboratory Science.
  • AND Completion of a clinical laboratory training program, OR at least 3 months of documented laboratory training in each specialty area where the individual will perform high-complexity testing.
• The Molecular Technologists in the clinical laboratory are placed on a track towards obtaining American Society of Clinical Pathology (ASCP) Technologist in Molecular Biology (MB) board certification if not already credentialed upon hire and expected to obtain such a certification within 2 years of employment. (Only applicable to PHX)

SCHEDULE

• Monday-Friday, exempt position, working from the Pittsburgh, PA @ Nova Place laboratory location.

READY TO JOIN OUR BIOTECH TEAM?

Castle Biosciences Awards and Research Developments!

WORK AUTHORIZATION

All candidates must be legally authorized to work in the United States. Currently, Castle Biosciences does not sponsor H-1B visas, OPT, or employment-related visas.

ABOUT CASTLE BIOSCIENCES INC.

At Castle, it all comes down to people. After all, disease doesn't just happen - it happens to people. We believe that disease management and treatment decisions can be better informed through a person's unique biology, which is revealed through the scientific rigor of our innovative, laboratory-developed tests. We are committed to empowering healthcare providers and patients with the goal of improved outcomes.

Every employee at Castle has an impact on patient care, and we work to ensure that everyone finds their work to be both challenging and rewarding. We behave with integrity and treat our colleagues with respect and kindness. Our culture fosters an environment of trust, transparency, and collaboration. We prioritize and encourage internal growth and professional development.

Castle Biosciences is an equal opportunity employer as to all protected groups, including protected veterans and individuals with disabilities.

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