Freelance Web Security Jobs in California (NOW HIRING)

Onwards Together!
Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments - stopping the spread of attacks before they become disasters.
Recognized as a Leader in the Forrester Wave™ for Microsegmentation, Illumio enables Zero Trust, strengthening cyber resilience for the infrastructure, systems, and organizations that keep the world running.
Location: 4 on-site days a week in Sunnyvale, CA Headquarters.
Our Team's Vision:
Our Marketing team illuminates and evolves the global brand, driving revenue and empowering future success for our Sales team. As a leader in Zero Trust Segmentation, we are dedicated to helping organizations prevent cyberattacks and mitigate the impact of ransomware.
Renowned for our innovative solutions and collaborative spirit, we foster an inclusive environment within Marketing and across the company. Join one of the industry's most creative and dynamic teams, where you'll discover opportunities to excel, be empowered to set ambitious goals and define your path to success!
You'll be part of Illumio's Creative team-a small, highly collaborative group that takes pride in delivering high-quality work across brand, campaigns, and digital experiences. We partner closely with teams across Marketing, Product, and Web to bring ideas to life and ensure a consistent, thoughtful brand presence.
You'll contribute to a wide range of brand and marketing initiatives-supporting campaigns, web, social, and internal efforts-while developing your skills across concepting, execution, and production. This role is ideal for someone early in their career who is eager to learn, open to feedback, and excited to build a strong foundation in brand and visual design.
Your Impact:
• Support the design and production of creative assets across campaigns, digital, web, and social
• Help maintain and apply Illumio's brand system across various touchpoints
• Contribute to presentations, marketing materials, and internal assets
• Work in Figma to support web and product-related design needs
• Assist with layout, image creation, iconography, and production tasks
• Collaborate closely with designers, writers, and cross-functional partners
• Incorporate feedback and iterate quickly to improve output and craft
• Mentorship and hands-on guidance from an experienced creative team
• Exposure to end-to-end creative processes across campaigns and brand initiatives
• Opportunities to build a strong, diverse portfolio of real-world work
• A collaborative environment that values craft, ownership, and continuous improvement
• Learning a new platform and understanding the limitations within our brand guidelines
Your Toolkit:
• 1-3 years of experience (internship, freelance, or full-time) in design or a related field
• Proficiency in Adobe Photoshop and Illustrator
• Working knowledge of Figma and modern design workflows
• Strong fundamentals in typography, layout, and visual hierarchy
• A portfolio that demonstrates creative thinking and attention to detail
• A willingness to learn, take feedback, and grow in a team environment
• Clear communication skills and a collaborative mindset
Bonus Points:
• Experience with Adobe InDesign
• Familiarity with PowerPoint / presentation design
• Exposure to web or UI design principles
• Interest in brand systems, campaigns, and storytelling
#LI-OM1 #LI-ONSITE
Our Commitment
Illumio believes that an environment of unique backgrounds, experiences, viewpoints, and individual contributions creates a culture of belonging, drives our future, and makes us stronger together in support of our customers and their success.
All official job offers from our company are extended directly by our recruitment team and will be sent through an official E-Signature document for your review and signature. Please be aware that we do not ask for any personal information in the process of extending offers of employment, such as financial details or social security numbers. Upon acceptance of any offer, we will request such information as part of the onboarding process prior to or on your first day of employment, and only after completing a background check through an authorized third-party vendor. If you receive any communication asking for personal details outside of these processes, please contact us immediately to verify the authenticity of the request. Your security is important to us, and we are committed to a safe and transparent hiring experience.
For roles in San Francisco and Los Angeles: Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Illumio will consider for employment qualified applicants with arrest and conviction records.