Cybersecurity Technical Writer

Who We Are

Ready to make a real impact in cybersecurity? At Critical Start, we're not just protecting organizations; we're redefining how it's done. We're a team united by an inspiring purpose: to stop breaches, simplify security, and shape the future of cyber defense. If you're passionate about cutting-edge technology, thrive in a collaborative environment, and want your work to truly matter, you've found your home. 

  

We deliver 24x7 AI-accelerated, human-validated detection, investigation, and response across IT and OT. This means we cut through the noise, investigate real threats, and take trusted, SLA-backed action—all powered by the brightest minds and the latest AI. Since 2012, we've been helping organizations outpace evolving attacks with faster response, fewer escalations, and measurable risk reduction. 

  

Innovation isn't just a buzzword here; it's our DNA. We pioneered the first MOBILESOC app for on-the-go detection and response, infused AI into automated alert resolution to eliminate noise, and slashed investigation time by an astounding 99.3%. We're transforming how security teams work, and you could be a part of it. From AI-assisted triage to analyst copilots that elevate human expertise, we combine machine intelligence with human judgment to deliver outcomes our customer’s trust. 

  

If you're looking for a high-trust, high-impact team where your ideas are amplified by AI and valued by colleagues and customers alike, Critical Start is the place for you. Come build the future of cybersecurity with us. 

  

Want to hear from our team? Watch these videos to gain insights into life at Critical Start or check out our Glassdoor reviews for an inside look. 

Who You Are

We are seeking a detail-oriented and creative Cybersecurity Technical Writer to join our team. In this role, you will develop, write, and manage technical and promotional content focused on cybersecurity, specifically Managed Detection and Response (MDR) and related security solutions. The ideal candidate will combine strong writing skills with technical acumen to translate complex cybersecurity concepts—such as threat detection, SOC operations, AI/ML, and incident response—into clear, compelling materials that educate, engage, and convert both technical and executive audiences.

What You Will Be Doing?

Content Creation & Development

• Write, edit, and validate technical and promotional materials, including white papers, battle cards, product sheets, customer case studies, data sheets, and technical briefs focused on MDR and advanced cybersecurity offerings.
• Develop engaging content for digital platforms such as websites, social media, email campaigns, and other online communications.
• Create multimedia presentations and assets (slides, infographics, videos) that clearly convey technical capabilities, benefits, and differentiators within the MDR space.
• Ensure all content aligns with brand voice, maintains messaging consistency, and adheres to company standards.

Technical Writing & Analysis

• Analyze and interpret complex cybersecurity and MDR data to produce accurate, audience-appropriate content.
• Translate technical specifications into clear, accessible language tailored to various audience segments.
• Collaborate closely with cybersecurity SMEs, SOC analysts, product managers, and sales engineers to ensure accuracy and thought leadership credibility.

Visual Content & Design Coordination

• Select and coordinate graphics, images, and visual elements to support and elevate marketing materials.
• Maintain visual branding consistency and ensure all design elements accurately represent MDR architecture, cybersecurity concepts, and messaging frameworks.

Content Strategy & Management

• Maintain content calendars and ensure timely delivery of all marketing materials.
• Review and update existing content to ensure accuracy, clarity, and ongoing relevance.
• Measure content performance and provide data-driven recommendations for optimization and improvement.

What You Will Bring?

Required Qualifications:

• Bachelor’s degree in Marketing, Communications, English, Journalism, Technical Writing, or a related field.
• 5+ years of experience in content marketing, technical writing, or a similar role.
• Experience creating both technical and promotional content within cybersecurity, MDR, or IT security industries.
• Strong understanding of cybersecurity fundamentals and MDR concepts (e.g., SIEM, SOC, EDR, XDR, incident response).
• Exceptional writing, editing, storytelling, and proofreading skills with meticulous attention to technical accuracy.