Who We Are

Arcellx is a public, clinical-stage biotechnology company reimagining cell therapy by engineering innovative immunotherapies for patients with cancer and other incurable diseases. We believe that cell therapies are one of the forward pillars of medicine and our mission is to destroy cancer and advance humanity by developing cell therapies that are safer, more effective, and more broadly accessible.

Our team members are made up of talented innovators and dreamers working from our offices in Rockville, Maryland, and Redwood City, California. At Arcellx, we hire exceptional people and create a fun, diverse, supportive, and informal environment that allows everyone to do their best work.

What Matters to Us

Living our core values is essential to maintaining a work environment that is high-performing, inclusive, and collaborative. We look for candidates who demonstrate strong values alignment and bring different backgrounds, viewpoints, and abilities to the team.

Arcellx Core Values

• Start with authenticity: We foster an inclusive environment where each person can bring their authentic self to work.
• Think ‘we’ before ‘me’: We prioritize collective success, collaborating and supporting one another to achieve our shared goals. 
• Embrace the challenge: We deliver exceptional results by working with shared determination and a commitment to doing what’s right.

The “Fine Print” – What You’ll Do

The Medical Affairs Intern will support the Arcellx Medical Affairs team in advancing medical strategy and scientific communications for anito-cel in multiple myeloma and other pipeline assets. This role offers hands-on exposure to Medical Affairs activities in a fast-paced biotech environment, with opportunities to work cross-functionally with clinical development, regulatory, and commercial colleagues. Key responsibilities include:

• Support development of medical and scientific materials, including:
  • Disease state and treatment landscape summaries
  • Mechanism of action (MOA) and clinical data slide decks
  • Scientific backgrounders and FAQs
• Assist with medical review of materials to ensure scientific accuracy and appropriate data interpretation
• Support planning and execution of scientific exchange activities, including advisory boards, national and regional congress activities, and small group interactions
• Support ad-hoc Medical Affairs projects and strategic initiatives as needed

Skills and Experience We Look For

• Currently pursuing or recently completed an advanced degree (MD, PharmD, PhD, MS) in life sciences, pharmacy, medicine, or a related field
• Strong interest in Medical Affairs, hematology/oncology drug development, and/or cell therapy
• Foundational knowledge of oncology, immunology, or hematologic malignancies
• Strong scientific writing, presentation, and communication skills
• Highly organized, detail-oriented, and comfortable working independently in a fast-paced biotech environment

Join us in our quest to reimagine cell therapy and destroy cancer. For more on our technology, culture, and team, go to www.arcellx.com.

 #LI-Onsite