Associate Scientist / Scientist - Protein Sciences

Job Description

Job Description

Crossbow Therapeutics is seeking a highly motivated and detail-oriented Associate Scientist - Protein Sciences to join our Antibody Development Team in Cambridge, MA. This individual will contribute to the development and characterization of therapeutic antibodies for both therapeutic applications and research initiatives. This role provides the opportunity to work collaboratively with cross-functional teams to produce, purify, and analytically characterize antibodies and fusion proteins. The ideal candidate will possess a solid foundation in biochemistry or a related field, along with hands-on experience in protein analytical techniques, production, and purification. If you are passionate about protein science and eager to make a significant contribution, this role offers a dynamic opportunity to contribute to innovative therapeutic developments.

Essential Duties and Responsibilities :

• Design, develop, and implement sophisticated analytical methods (HPLC, BLI, ELISA, etc.) for the characterization of antibodies and other proteins.
• Conduct comprehensive analyses to assess protein purity and quality using SDS-PAGE, UV / Vis spectroscopy, HPLC tools, and other relevant analytical methods.
• Perform production of recombinant monoclonal and bispecific antibodies, and other proteins using mammalian protein expression systems (e.g., CHO, HEK293).
• Implement various chromatography methods (affinity, IEX, SEC, HIC, MMC) for the purification of antibodies and other proteins.
• Support characterization of antibodies using cell-based assays (cytotoxicity, cytokine production, and other).
• Operate and maintain AKTA FPLC systems and analytical HPLC instruments to ensure efficient workflow.
• Address and resolve technical challenges that arise in protein analytical and purification workflows, ensuring high-quality results.
• Document and maintain precise records of laboratory activities using an electronic laboratory notebook (Benchling) and communicate findings clearly through written reports and presentations.
• Actively stay informed about advancements in protein analytical, production, and purification technologies to continuously enhance methodologies.
• Provide technical and resourcing support to other functional groups as needed.

Requirements

Additional Knowledge, Skills and Abilities

The Benefits of Working at Crossbow

About Crossbow

Crossbow Therapeutics, Inc., is a biotechnology company determined to improve the lives of people with cancer by unlocking the therapeutic potential of T-cell receptor (TCR)-mimetic antibodies. The company’s T-Bolt™ therapies are next-generation, easily assembled immunotherapies directed with high precision at previously unreachable cancer cell targets. Crossbow’s efficient and selective approach is designed to target the entire universe of cancer proteins, dramatically expanding the potential of antibody therapy to address many types of cancer.

Crossbow Therapeutics is proud to be an Equal Opportunity Employer, committed to fostering an inclusive and diverse workplace where every individual is respected and valued. We recognize that diversity fuels innovation and enhances our capacity to achieve meaningful outcomes through our work.

Note to Recruiters : Please be aware that we do not accept unsolicited resumes and kindly request that you do not contact our team regarding this job posting. If a resume is submitted to a Crossbow team member without a prior agreement, we will not be obligated to pay any referral or placement fees.