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36 senior writer jobs at 30 companies in Simi Valley, CA

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Senior Grant Writer
Los Angeles, California, United States
$80k-$86k/yr OnsiteFull Time
CHIRLA
CHIRLA: Provides legal representation and advocacy for immigrant rights.
5+ YOEBachelor's degree in a related field and 5+ years of grant writing experience with private and public funders. Requires strong writing, organization, Microsoft Suite proficiency, deadline management, and grant writer oversight.
Microsoft Word, Microsoft Excel, Microsoft Publisher, Microsoft PowerPoint
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4w
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Senior Writer
San Francisco or New York City or Los Angeles or Seattle or Boston or Washington, D.C. or Austin or Denver or Nashville or Atlanta or Chicago or Dallas or Miami or United States
$77k-$136k/yr RemoteFull Time
Mob Entertainment
Mob Entertainment: Develops original horror video games and transmedia entertainment content.
10+ YOE10+ years writing for games, storyboarding experience, strong storytelling, communication and collaboration in a remote-first environment.
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2w
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Senior Writer
New York City or Los Angeles or United States
$70-$75/hr RemoteFull Time, Contract
Monks
MonksLondon Stock Exchange: SFOR: A global digital marketing and technology services agency
5+ years agency copywriting experience, strong portfolio across video/TV/social, scriptwriting and production experience, ability to develop concepts and execute across channels, strong collaboration and presentation skills.
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1w
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Senior Technical Writer
Northridge or Atlanta or Minneapolis or United States
$83k-$141k/yr RemoteFull Time
MiniMed Group
MiniMed GroupNasdaq: MMED: A medical device developing connected insulin delivery systems and support for people with diabetes.
4+ YOEBachelor’s degree with 4+ years of relevant experience or advanced degree with 2+ years; technical writing experience, preferably in regulated and patient-facing environments.
Component Content Management System (CCMS)
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2mo
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Writer
El Segundo, California, United States
$112k-$200k/yr OnsiteFull Time
BTAS
BTAS: Professional defense contractor delivering IT, engineering and program management services
12+ YOEActive TS clearance with SCI eligibility; 12+ years technical writing; BA/BS; demo link required.
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1w
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Senior Medical Writer - Pharmaceutical & Regulatory
Los Angeles, California, United States
HybridFull Time
Immix Biopharma
Immix BiopharmaNASDAQ: IMMX: Developing CAR-T cell therapies for AL Amyloidosis treatment.
5+ YOEBachelor's in life sciences required (advanced degree preferred),5+ years regulatory medical writing in biopharma, strong knowledge of FDA processes, excellent communication, project management, and electronic submission experience.
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2d
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Senior Staff Medical Writer (Remote)
Denver or Seattle or Portland or San Diego or Phoenix or Los Angeles
$110k-$238k/yr RemoteFull Time
Stryker
StrykerNYSE: SYK: Manufactures medical devices and equipment for healthcare providers.
6+ YOEBachelor’s degree and 6+ years in medical technology, devices, pharmaceuticals, or healthcare products, including 4+ years of scientific or medical writing. CER, PMCF, regulatory standards, and literature review expertise required.
MEDDEV 2.7/1 Rev. 4, European Union Medical Device Regulation (EU MDR 2017/745), Medical Device Coordination Group (MDCG), FDA, Good Clinical Practice (GCP), ISO 14155, ISO 14971
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2w
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Senior Writer, AIX Creative Studio
Mountain View or San Francisco or New York or Redmond or Los Angeles
$120k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
3+ YOE3+ years writing or content design experience (or equivalent), 1+ year project leadership, portfolio showing range, experience creating voice guidelines and partnering with strategy and design; AI/product writing preferred.
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3w
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Grant Writer
Los Angeles, California, United States
$31-$35/hr OnsiteFull Time
Homeboy Industries
Homeboy Industries: Provides support and training to formerly gang-involved individuals.
5+ YOE5+ years government relations/grant writing experience, proven government grant wins, knowledge of public funding processes, excellent writing/editing/research skills; bachelor’s degree preferred in public policy or political science.
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3mo
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UX Writer
New York or Florida or Los Angeles or California
$120k-$180k/yr OnsiteFull Time
Atria Health Institute
Atria Health Institute: Membership-based concierge practice providing preventive, precision-based medical care.
5+ YOE5-7 years of UX writing for consumer-facing digital products, portfolio with end-to-end case studies, systems thinking, strong brand-voice maintenance, cross-functional collaboration, and curiosity about health and longevity.
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1mo
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Technical Writer
Los Angeles, California, United States
$100k-$140k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
5+ YOEBachelor's degree required; 5+ years technical writing experience in aerospace/defense or complex engineering; proposal and US government solicitation experience; strong written/verbal skills; ability to manage multiple deadlines; willingness to pursue/maintain Top Secret/Top Secret SCI clearance; up to 25% travel.
Adobe InDesign, Adobe Illustrator
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3w
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Senior Brand Writer (Temp-to-Hire)
Bellevue or San Francisco or Los Angeles
$52-$79/hr OnsiteContract
Armada
Armada: Provides mobile edge computing infrastructure and industrial AI solutions.
8+ YOE8+ years copywriting with portfolio across headlines, long-form product copy, decks, and editorial; strong editing, stakeholder listening, and ability to translate technical products into clear brand storytelling.
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3mo
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Senior Customs Entry Writer
Torrance, California, United States
$48k-$79k/yr OnsiteFull Time
Yusen Logistics
Yusen LogisticsTokyo Stock Exchange: 9101: Global freight forwarding and supply chain management services.
4+ YOEPrepare and transmit CBP entries, apply HTSUSA classifications, support import audits, handle complex customs clearance and resolve customer issues; 4+ years customs brokerage experience preferred.
Cargowise, Microsoft Office
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2w
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SENIOR WRITER & PUBLIC INFORMATION OFFICER
Los Angeles, California, United States
OnsiteFull Time
University of California, Los Angeles
University of California, Los Angeles: A public research university providing higher education and research.
5+ YOE5+ years journalism/media relations experience, strong reporter relationships, AP-style writing and editing, media-event coordination, metrics reporting, social media expertise, ability to attend events, PR/agency experience, Bachelor's in journalism/communications.
Twitter, Instagram, Facebook, LinkedIn
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1w
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Writer and Editor
San Marino, California, United States
$85k-$90k/yr HybridFull Time, Temporary
The Huntington
The Huntington: Operates an art museum, research library, and botanical gardens.
5+ YOERequires 5–7 years of editing and writing experience, strong feature writing and line editing, AP style knowledge, project management, collaboration, and proficiency with MS Office, SharePoint, Teams, Adobe, and editing tools.
Microsoft Office, Microsoft SharePoint, Microsoft Teams, Adobe, ClickUp, Asana, Monday, Digital Asset Management (DAM)
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1mo
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Proposal Writer - Santa Monica, CA
Santa Monica, California, United States
$80k-$95k/yr HybridFull Time
Veo
Veo: Operates shared electric scooter and bicycle fleets in cities.
5+ YOE5+ years proposal or related writing experience, exceptional writing/editing, RFP and public-sector familiarity, content strategy and stakeholder coordination, bachelor\u0002s degree expected, master\u0002s preferred.
Adobe Creative Suite, InDesign
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1mo
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Writer/Producer, Social (TV Creative Marketing)
Culver City, California, United States
$90k-$110k/yr HybridFull Time
Sony Pictures Entertainment
Sony Pictures EntertainmentNYSE: SONY: Develops, produces, and distributes films and television programming worldwide.
5+ YOE5–8 years creating social-first short-form video for entertainment; strong writing, producing, shooting, and editing skills; platform fluency; ability to work quickly with talent in live production.
Premiere Pro, Final Cut, After Effects, TikTok, Instagram, YouTube
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3mo
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Technical Writer / Product Publications, Staff Engineer
Pasadena, California, United States
$115k-$191k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
5+ YOEBachelor's degree,5+ years writing software documentation,expertise with DITA/FrameMaker/Oxygen/WebWorks ePublisher,experience with Python/APIs,knowledge of Jenkins/Bitbucket/Conan,strong written English and interviewing skills.
DITA, FrameMaker, WebWorks ePublisher, Oxygen XML Editor, Jenkins, Bitbucket, Conan, Python
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1mo
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Senior Customs Entry Writer (Foreign Trade Zone) Specialist
Boston or Los Angeles or Fairburn or Atlanta or Charlotte
OnsiteFull Time
DP World
DP World: Operates global marine terminals and provides integrated logistics services
3+ YOE3+ years customs brokerage experience with FTZ exposure; HS diploma required; CCS or Customs Broker license a plus; proficiency with CargoWise, ACE/ABI, and Microsoft Office; strong HTS classification and CBP compliance skills.
CargoWise, ACE, ABI, Microsoft Office
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2mo
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Internal Communications and Science Writer
Los Angeles, California, United States
$71k-$145k/yr HybridFull Time
UCLA Health
UCLA Health: Provides comprehensive hospital services and academic medical research.
5+ YOEBachelor's in PR/communications/marketing/journalism or equivalent, 5+ years reporting/writing on biomedical sciences, experience in higher education, strong writing, multimedia/infographic creation, and communications strategy skills.
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