Technical Writer

About SquareX

SquareX's browser extension turns any browser on any device into an enterprise-grade secure browser. SquareX's industry-first Browser Detection and Response (BDR) solution empowers organizations to proactively defend against browser-native threats including rogue AI agents, Last Mile Reassembly Attacks, malicious extensions and identity attacks. Unlike dedicated enterprise browsers, SquareX seamlessly integrates with users existing consumer browsers, delivering security without compromising user experience.

We're looking for a Technical Writer who can translate complex browser security concepts into clear, compelling documentation. You'll be the bridge between our engineering team and our userscreating everything from API documentation and integration guides to security best practices and threat intelligence content.

Responsibilities:

• Create comprehensive technical documentation for SquareX's Browser Detection and Response (BDR) platform, including API references, integration guides, and deployment documentation
• Develop security content explaining browser-native threats like rogue AI agents, Last Mile Reassembly Attacks, malicious extensions, and identity attacks for both technical and non-technical audiences
• Write knowledge base articles that help CISOs, SOC analysts, and security teams understand and respond to browser threats
• Produce compliance documentation covering multi-jurisdictional requirements and security frameworks
• Collaborate with engineering to document new threat capabilities, security features, and product updates
• Maintain and update existing documentation based on product changes, emerging threats, and user feedback
• Create visual aids like threat diagrams, attack flow charts, and architecture illustrations to enhance technical content

What We're Looking For

Required:

• 3+ years of technical writing experience, preferably in cybersecurity, SaaS, or developer tools
• Strong understanding of security conceptsor the ability to learn them quickly
• Experience writing API documentation and developer-focused content
• Ability to explain complex technical concepts clearly and concisely
• Excellent command of English grammar and technical writing standards
• Familiarity with documentation tools (Markdown, Git, docs-as-code workflows)

Bonus Points:

• Background in cybersecurity, browser security, or enterprise security products
• Experience with security compliance frameworks (SOC 2, ISO 27001, GDPR)
• Understanding of browser technologies, JavaScript, APIs, or web security
• Experience creating video tutorials or interactive documentation
• Previous work in a fast-paced startup environment
• Familiarity with threat intelligence or security research writing

Thank you for your interest in SquareX. Only selected candidates will be contacted.