Medical Writer

Castle Biosciences, Inc.; Friendswood (TX); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Excellent salary

20% bonus potential

20 PTO days annually

401K with company match

Health plan options + HSA

Job summary

Castle Biosciences Inc. is seeking a full-time Medical Writer to join our Friendswood, TX headquarters (preferred) or Pittsburgh, PA @ Nova Place office with a start date on or before October 15, 2026.

This role supports our scientific communication efforts across product lines. You will develop and write manuscripts, abstracts, posters, and conference materials focused on clinical validation and utility, review literature, and collaborate with R&D and cross-functional teams to ensure accuracy

Qualifications

• Master degree in life sciences or related field.
• Experience independently writing scientific manuscripts and abstracts; creating posters and short oral presentations.

Responsibilities

• Write and revise manuscripts and abstracts for scientific publications.
• Prepare conference materials focused on clinical validation and utility.
• Summarize and communicate scientific literature.
• Collaborate with R&D and cross-functional teams to ensure accuracy of written materials.

Skills

Scientific writing

Manuscripts

Abstracts

Poster presentations

Oral presentations

Education

Master's degree in life sciences

Job description

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

Learn more at www.CastleBiosciences.com

Castle Biosciences Inc. is growing, and we are looking to hire a full-time Medical Writer working from our Friendswood, TX headquarters (preferred) or Pittsburgh, PA @ Nova Place office location with a start date on or before October 15, 2026.

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 R&D Medical Writer

As a Medical Writer, you will play a key role in developing and writing scientific literature that demonstrates the value of Castle Bioscience's products. In this position, on any given day, you will spend time writing, submitting, and revising manuscripts, as well as preparing conference materials focused on clinical validation, clinical utility, and scientific reviews. You will collaborate closely with other R&D team members, cross-functional teams within Castle, and external partners to ensure the accuracy and quality of all written materials. This role also involves reviewing, summarizing, and communicating scientific literature as well helping create marketing and commercial materials to support Castle's customer-facing teams.

REQUIREMENTS

• A Master degree in life sciences or related scientific field.
• Demonstrable experience independently writing scientific manuscripts and abstracts as well as creating posters and short oral presentations is required.
• Ability to manage multiple responsibilities while working in a fast-paced environment
• Strong interpersonal, organizational, and oral communication skills

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

SCHEDULE

• Monday - Friday, in-office exempt position, working from the Friendswood TX headquarters (preferred). Will consider Pittsburgh, PA @ Nova Place office.

READY TO JOIN OUR BIOTECH TEAM?

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 [e-mail].

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