Medical Writing Manager Jobs in California
Medical Writing Manager jobs in California are concentrated in the San Francisco Bay Area, San Diego, and Los Angeles, where the state's dense biopharma and medical device sectors generate consistent demand at the senior and director-adjacent level. Employers with a lasting California presence, including Genentech, AstraZeneca, and Gilead Sciences, regularly seek managers who can lead regulatory submissions, clinical study reports, and publication planning across therapeutic areas such as oncology, immunology, and rare disease. Demand in California is among the most active in the country for experienced medical writers ready to step into a leadership role. Scan the live roles below and apply to whichever ones fit.
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About Summit:
Summit Therapeutics Inc. is a biopharmaceutical oncology company with a mission focused on improving quality of life, increasing potential duration of life, and resolving serious unmet medical needs. At Summit, we believe in building a team of world class professionals who are passionate about this mission, and it is our people who drive this mission to reality. Summit's core values include integrity, passion for excellence, purposeful urgency, collaboration, and our commitment to people. Our employees are truly the heart and soul of our culture, and they are invaluable in shaping our journey toward excellence.
Summit's team is inspired to touch and help change lives through Summit's clinical studies in the field of oncology. Summit has multiple global Phase 3 clinical studies, including:
Non-small Cell Lung Cancer (NSCLC)
HARMONi: Phase 3 clinical study which was intended to evaluate ivonescimab combined with chemotherapy compared to placebo plus chemotherapy in patients with EGFR-mutated, locally advanced or metastatic non-squamous NSCLC who were previously treated with a 3rd generation EGFR TKI.
HARMONi-3: Phase 3 clinical study which is intended to evaluate ivonescimab combined with chemotherapy compared to pembrolizumab combined with chemotherapy in patients with first-line metastatic NSCLC.
HARMONi-7: Phase 3 clinical study which is intended to evaluate ivonescimab monotherapy compared to pembrolizumab monotherapy in patients with first-line metastatic NSCLC.
Colorectal Cancer (CRC)
HARMONi-GI3: Phase 3 clinical study intended to evaluate ivonescimab in combination with chemotherapy compared with bevacizumab plus chemotherapy.
Ivonescimab is an investigational therapy not presently approved by any regulatory authority other than China's National Medical Products Administration (NMPA). Summit is headquartered in Miami, Florida, and has additional offices in California, New Jersey, the UK, and Ireland.
Overview of Role:
The Director, Medical Writing will collaborate with colleagues to produce high-quality, strategically aligned documents supporting the regulatory requirements of a clinical development program, ensuring completeness, accuracy, and compliance with US and ex-US regulatory requirements.
Role and Responsibilities:
- Prepare, edit, and finalize clinical/regulatory documents, including protocols/protocol amendments, clinical study reports (CSRs), Investigator's Brochures, briefing documents, Module 2 clinical summary documents, and other regulatory submissions as needed
- Interact with document authors, contributors, and reviewers (including members of Biometrics, Clinical Operations, Clinical Development, Drug Safety, and Regulatory Affairs) to acquire necessary input into documents
- Manage the document review process and schedule and conduct meetings to ensure documentation timelines are achieved
- Develop and manage medical writing timelines for assigned documents to ensure on-time deliverables that meet business needs
- Facilitate comment resolution and adjudication with authors, reviewers, and project teams
- Participate in the development/refinement of medical writing processes, SOPs, work instructions, templates, and style and content guides to ensure efficient preparation of high- quality medical writing deliverables
- All other duties as assigned
Experience, Education and Specialized Knowledge and Skills:
- BA/BS degree in a scientific field required; advanced scientific degree (PhD, PharmD, or MS) preferred
- 10+ years of regulatory medical writing experience in the pharmaceutical industry (or an organization serving them), including experience writing clinical study protocols, clinical study reports, investigator's brochures, clinical sections of Investigational New Drug (IND) submissions and New Drug Applications (NDAs); and understanding of the content of higher-level summary documents
- Knowledge of oncology disease areas preferred
- Excellent writing skills coupled with good understanding of the drug development process and relevant regulatory guidelines
- Ability to write and edit complex material to ensure accuracy, clarity, consistency, and effectiveness
- Excellent attention to detail, multitasking, prioritization, and flexibility
- Excellent communication skills with proven ability to interact in a cross-functional environment
- Ability to analyze critically and synthesize complex scientific information from a range of scientific disciplines and clinical therapeutic areas
- Proficiency in use of MS Office applications, Adobe Acrobat, electronic document management systems, and templates.
- Comfortable in a fast-paced small company environment with minimal direction and able to adjust workload based on changing priorities
- Demonstrated initiative and the ability to manage a variety of projects simultaneously with minimal direction
- Ability to think strategically, be resourceful, and lead with minimal direction
Actual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location. This may be different in other locations due to differences in the cost of labor. The total compensation package for this position may also include bonus, stock, benefits and/or other applicable variable compensation.
Summit does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact Summit's Talent Acquisition team at recruiting@smmttx.com to obtain prior written authorization before referring any candidates to Summit.
Summit Therapeutics Inc. is an Equal Opportunity Employer and takes pride in creating and maintaining diverse environment. We do not discriminate in recruitment, hiring, training or promotion or any other employment practices for reasons of race, color, religion, gender, national origin, age, sexual orientation, marital or veteran status, disability, or any other legally protected status.
See All 13 Medical Writing Manager Jobs in California
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Find Medical Writing Manager JobsMedical Writing Manager Jobs by City in California
Where California roles are concentrated, by current openings.
Medical Writing Manager Job Market in California
A snapshot from current California openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Biotechnology & Pharmaceuticals
- Healthcare & Medical Services
What California Employers Look For
The qualifications that appear most often in medical writing manager jobs across California.
- Bachelor's or advanced degree in life sciences, pharmacy, or a related scientific field
- Five or more years of regulatory or clinical medical writing experience in pharma or biotech
- Demonstrated experience leading or mentoring a team of medical writers
- Proficiency with ICH guidelines, FDA submission standards, and eCTD document structure
- Strong project management skills with the ability to manage multiple concurrent deliverables
- Experience with publication planning or medical affairs writing preferred for many California roles
Medical Writing Manager Jobs in California: Frequently Asked Questions
How do you become a medical writing manager in California?
The path typically starts with a degree in life sciences, medicine, pharmacy, or a closely related field, followed by several years working as a medical writer in a pharma, biotech, or contract research organization setting. California does not require a state-issued license to work as a medical writing manager, so advancement hinges on building a portfolio of regulatory documents and demonstrating team leadership. Voluntary credentials such as AMWA certification can strengthen a candidacy at California's competitive employers.
Which companies hire medical writing managers in California?
Companies currently hiring medical writing managers in California include Travere Therapeutics, Veristat, and Gilead Sciences, per current listings on Migrate Mate as of August 2026. California's outsized biopharma presence, particularly in the Bay Area and San Diego, means both large pharma companies and mid-size clinical-stage biotechs are consistently active.
Which California cities have the most medical writing manager jobs?
San Diego, South San Francisco, and Foster City account for the largest share of medical writing manager openings in California. The Bay Area's concentration of established biotech headquarters drives the bulk of postings, while San Diego's thriving clinical-stage biotech cluster and Los Angeles's growing life sciences corridor bring in the remainder, including roles at medical device companies and contract research organizations based in those metros.
Are there remote medical writing manager jobs in California?
Yes, and more than most fields. About 75% of medical writing manager openings tied to California are remote or hybrid as of August 2026, reflecting the desk-based, document-driven nature of the work. Regulatory writing, publication planning, and document quality oversight are the functions most commonly performed fully remotely, while roles requiring frequent cross-functional collaboration with clinical or medical affairs teams are more likely to be hybrid.
How can I get hired as a medical writing manager in California with little or no experience?
The most realistic entry path is to build foundational writing experience first, targeting associate medical writer or medical writer roles at California contract research organizations such as Parexel, PPD, or ICON, which regularly hire writers without extensive pharma backgrounds and provide structured mentorship. From there, lateral moves from clinical operations, regulatory affairs, or scientific communications positions are common stepping stones. Completing AMWA's medical writing certificate program and assembling a portfolio that includes a sample regulatory summary or publication outline gives California hiring managers something concrete to evaluate.
Where can I find and apply to medical writing manager jobs in California?
You can find and apply to medical writing manager jobs in California on Migrate Mate, which lists current California openings. Search the roles available, find the ones that match your background and preferences, and apply directly through each listing.
See All 13 Medical Writing Manager Jobs in California
Find roles in California that match your experience and apply in just a few clicks.
Find Medical Writing Manager Jobs