Senior Director, Public Relations

Overview 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.

All candidates should make sure to read the following job description and information carefully before applying.

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.

How You’ll Make a Difference The Sr. Director, Public Relations will lead the strategy and execution of all aspects of public relations, including both external and internal communications. Through your work as a business partner to executive leaders, helping them develop and communicate their objectives and expertise both externally and internally, you’ll play a key role in advancing our company and getting our transformative therapy to patients in need.

The “Fine Print” – What You’ll Do

Develop and execute a comprehensive communications roadmap that seamlessly aligns with Arcellx’s business objectives and propels our business and executives as experts in the field of cell therapy and domain experts.

Work with executive leaders, develop and implement internal communication strategies that enhance employee engagement and alignment, particularly during periods of transformation.

Partner with Finance and Investor Relations to lead preparations for earnings calls with a focus on messaging, press release, and website updates.

Establish a strong and compelling executive / c-suite strategy to amplify their voices internally, in addition to sourcing and securing thought leadership opportunities through media and social opportunities.

Prepare company spokespeople for media interviews and other engagements, including training spokespeople, as needed.

Craft high-impact communication materials and foster relationships with top-tier media and journalists to elevate the company’s profile.

Build and enhance relationships with external media outlets, including news, business, and industry trade publications, with both traditional and digital media; garner local, regional, and national coverage to meet objectives.

Develop the strategy and manage the content for the company’s website. Collaborate with cross-functional teams to create fresh, engaging content that represents the company’s innovations and achievements.

Serve as a liaison between the Finance, Marketing, Commercial, Clinical Development, and BD teams. Coordinate the creation of a unified communication calendar to align efforts, key dates, and messages across departments.

Skills We Look For Excellent attention to detail, with strong verbal and interpersonal communication skills. Must be able to develop clear, concise, and error-free documents independently.

Specific Education and Experience

A bachelor’s or master’s degree in public relations, communications, journalism, or a related field with at least 10 years of in-house or agency experience in biotechnology or pharmaceuticals.

Demonstrated experience crafting and executing successful traditional media, social media, and internal communications strategies.

An energetic, efficient, and resourceful team player and individual contributor.

Demonstrated ability to build and maintain strong relationships with media, stakeholders, and key industry influencers, including existing relationships with top-tier media and journalists.

Understanding of SEC and FDA regulations impacting communications.

Strong understanding of media trends, news cycles, and digital platforms.

Experience in the biotech or pharmaceutical industry and in analyzing and summarizing clinical data are essential.

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 estimated base salary range for this position is $260,000 - $300,000 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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