Intern, Chemistry

Cytek Biosciences is seeking a Summer 2026 Chemistry Intern to join our newly established Chemistry laboratory in Bellevue, Washington. The ideal candidate is a motivated undergraduate student or graduating in Spring 2026 with a background in Chemistry or Biochemistry and an interest in laboratory research and analytical techniques.

This internship provides hands-on experience in polymer dye synthesis, antibody conjugation, and analytical characterization while working closely with experienced scientists in a collaborative research environment. Cytek Biosciences develops advanced technologies and reagents that enable high-resolution cell analysis for research and life sciences applications.

Essential Duties and Responsibilities

• Participate in training on polymer dye synthesis and conjugation of dyes to antibodies.
• Learn and operate analytical instruments including spectrophotometers, HPLC, FPLC, fluorometers, LC/MS, and NMR.
• Prepare laboratory buffers and other chemical solutions according to established protocols.
• Maintain accurate, timely, and well-organized documentation of experimental procedures and results.
• Follow laboratory safety guidelines and standard operating procedures.
• Perform additional duties and support laboratory activities as assigned by management.

Qualifications and Experience

• Must be at least 18 years old.
• Must have a minimum GPA of 3.0.
• Must be authorized to work in the United States.
• Must be currently enrolled as a full-time student in a Bachelor’s/Masters/PhD/ Post Doc program at an accredited US based university or college OR graduating in Spring 2026 with a major in Chemistry, Biochemistry, or a related field.
• Must be able to complete an 8-10 consecutive week internship between June and August.
• Must be able to work at the designated site for the duration of the internship.
• Strong written and verbal communication skills.
• Excellent interpersonal skills with the ability to collaborate effectively in a team environment.
• Interest in laboratory research and analytical instrumentation.

Physical Demands and Work Environment

• Ability to lift up to 25 lbs safely.
• Ability to stand for extended periods (up to one hour at a time) while performing laboratory work.
• Must be able to access laboratory materials and equipment that may require reaching, bending, or repositioning.

Why Join Cytek?

Innovative Culture
Be part of a team that champions creativity, teamwork, and scientific excellence. Cytek thrives on collaboration, customer focus, and an entrepreneurial spirit grounded in integrity and shared success.

Meaningful Impact
Contribute directly to a biotech pioneer— TIME Recognizes Cytek® Biosciences as One of America’s Growth Leaders of 2026. 

Growth & Development
Receive hands-on training and development opportunities designed to support your career growth and foster innovation. Expand your skills while working in a collaborative environment where continuous learning is an important part of Cytek's culture.

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