Associate Scientist, Translational Biomarkers & Bioanalysis

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

• Character: Committed to always doing what’s right.
• Audacity: Willing to challenge convention and share candid feedback with others.
• Determination: Curious and self-motivated. Always looking to improve and learn.  
• Collaboration: "No job is too small" mentality. Humble and willing to help others.
• Originality: Will bring your unique perspective to the table and respect a diverse set of views and backgrounds.

The “Fine Print” – What You’ll Do

• Design, plan, and execute experiments independently to generate high quality data for ongoing clinical studies.
• Clinical trial sample processing.
• Immunostaining, sample acquisition and data analysis for flow cytometry assays.
• Support the development, optimization and validation of biomarker assays per ICH Q2 guidelines.
• Prepare data summaries, reports, and presentations for internal teams.
• Write and review SOPs and work instructions.
• Stay current with new technologies, methods, and trends in biomarker research contributing innovative ideas to improve processes and project outcomes.

Skills and Experience We Look For

• Bachelor’s or master’s degree in a relevant scientific discipline.
• 2+ years of experience within the biotech or pharmaceutical industry.
• Proven experience with handling of immune cells and processing of whole blood and bone marrow samples.
• Experience with multi-parameter flow cytometry (>12 colors preferred), immunostaining and target engagement assays such as receptor occupancy.
• Experience with sample acquisition on instruments such as BD FACS Lyric and data analysis using FlowJo software.
• Demonstrated ability to design, plan, and independently conduct experiments.
• Ability to work effectively in a team-oriented environment and manage multiple tasks.
• Strong analytical and problem-solving skills.

Rewards at Arcellx

Our people are our greatest asset, and supporting their well-being is an essential part of delivering on our mission and impacting the lives of patients. Putting this belief into practice means offering strong compensation and benefits.

The base salary range for this position is $77,000 - $83,000 per year. Where a candidate falls within that range is determined by factors such as years of experience. Our compensation package also includes an annual bonus based on company goals and an equity (RSU) grant. We do offer relocation assistance for roles if required.

Our market-leading benefits package includes: 100% coverage for medical, dental and vision for team members and dependents, unlimited vacation, a 3-day weekend every month, fully-paid parental leave for up to 6 months, tuition reimbursement, 401k employer contribution and more. 

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.

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