Clinical Research, Clinical Research Assistant (PHX)

Job Description

Job Description

Castle Biosciences Earns "Top Workplaces USA Award" for Phoenix, Pittsburgh, and Friendswood!

Learn more at

Castle Biosciences Inc. is growing, and we are looking to hire a full-time Clinical Research, Clinical Research Assistant working from our Phoenix, AZ office location, with a start date of May 15, 2026.

Why Castle Biosciences?

Exceptional Benefits Package:

• Excellent Annual Salary + 20% Bonus Potential
• 20 Accrued PTO Days Annually + 10 Paid Holidays
• 401K with 100% Company Match up to 6%
• 3 Health Care Plan Options + Company HSA Contribution
• Company Stock Grant Upon Hire

A DAY IN THE LIFE OF A Clinical Research Assistant

The Clinical Research Assistant is an entry-level position that provides administrative support to the assigned study team. This role will spend the most time receiving, processing, and logging clinical specimens according to departmental standard operating procedures (SOPs) to ensure safety and quality standards. Under the guidance of the Clinical Research Project Manager, the Clinical Research Assistant will also maintain a database that records details of clinical trial shipments. In collaboration with the Clinical Research Associates, they will help plan, order, track, and distribute clinical trial supplies to study sites. Additionally, the role includes day-to-day tasks that support the organization of samples and kits, such as making, shipping, and distributing kits as needed, as well as maintaining and updating various databases and trackers. This position works closely with other Clinical Research Assistants to ensure smooth study operations and consistent support for the study team.

REQUIREMENTS

• High School Diploma or GED, or equivalent experience required.
• Actively displays behaviors that support the mission, vision, and values of Castle Biosciences.

Preferred Requirements

• Bachelor's degree in a related field (preferred) or demonstrated experience as evidence of competency
• Familiarity with research and development processes preferred.
• Previous experience receiving, processing, and sorting samples preferred.

* Please see the full job description at the end of the job ad.

SCHEDULE

• Full-time 5 days a week in-office, Monday - Friday 40 hours a week. Based in our Phoenix, AZ office.
• Occasional travel up to 10%

READY TO JOIN OUR BIOTECH TEAM?

We truly appreciate your time. If this feels like the right opportunity for you, we'd love for you to complete our mobile-friendly application. We're excited to learn more about you and look forward to connecting soon!

Castle Biosciences Awards and Research Developments!

WORK AUTHORIZATION

All candidates must be legally authorized to work in the United States. Currently, Castle Biosciences does not sponsor H-1B visas, OPT, or employment-related visas.

ABOUT CASTLE BIOSCIENCES INC.

At Castle, it all comes down to people. After all, disease doesn't just happen - it happens to people. We believe that disease management and treatment decisions can be better informed through a person's unique biology, which is revealed through the scientific rigor of our innovative, laboratory-developed tests. We are committed to empowering healthcare providers and patients with the goal of improved outcomes.

Every employee at Castle has an impact on patient care, and we work to ensure that everyone finds their work to be both challenging and rewarding . We behave with integrity and treat our colleagues with respect and kindness . Our culture fosters an environment of trust, transparency, and collaboration . We prioritize and encourage internal growth and professional development .

Castle Biosciences is an equal opportunity employer as to all protected groups, including protected veterans and individuals with disabilities.

If you have a disability and you believe you need a reasonable accommodation in order to search for a job opening or to submit an online application, please e-mail [email protected] .

This email was created exclusively to assist disabled job seekers whose disability prevents them from being able to apply online. Only messages left for this purpose will be returned. Messages left for other purposes, such as following up on an application or technical issues not related to a disability, will not receive a response.

** No third-party recruiters, please