Proposal Writer

Proposal Writer

Location: Remote
Department: Sales & Growth
Reports To: Proposal Manager
Type: Full-Time, Direct Hire

RSI Security is a leading cybersecurity compliance firm that helps organizations navigate complex security requirements. We provide comprehensive assessment, advisory, and technical testing services to ensure compliance and reduce risk.

We are seeking a Proposal Writer to join our Sales & Growth team. This role is responsible for creating clear, compliant, and compelling responses to RFPs, RFIs, and related requests. You’ll collaborate with subject matter experts, sales, marketing, and design teams to showcase RSI’s value and strengthen our win rate.

• Manage assigned proposals from analysis to final delivery, ensuring compliance and alignment with RSI’s capabilities
• Analyze client requirements and conduct research to sharpen proposal messaging
• Draft and refine content across executive summaries, scopes of work, case studies, resumes, and pricing narratives
• Contribute to reusable content libraries and templates
• Coordinate with SMEs, sales leads, and leadership to validate technical details and align strategy
• Ensure all deliverables are accurate, polished, and on time
• Collaborate with designers to transform concepts into visuals and infographics

• 2–5 years of proposal writing experience, ideally in B2B technical or cybersecurity fields
• Bachelor’s degree in English, Communications, Journalism, or related field (or equivalent experience)
• Exceptional writing, editing, and communication skills
• Ability to manage multiple deadlines in a fast-paced environment
• Highly organized and adaptable to shifting priorities
• Proficiency in Google Workspace and document management best practices
• Experience with cybersecurity, compliance, or IT consulting proposals
• Familiarity with public-sector procurement (SLED/Federal) is a plus
• Knowledge of , Hub Spot, or CRM/proposal tracking tools
• Awareness of EOS (Entrepreneurial Operating System) terminology
• APMP or Shipley training/certification is a strong plus

• Delivering polished, compliant, client-focused proposals that drive results
• Proactively improving proposal operations and resources
• Translating technical details into persuasive, plain-English messaging

• Competitive salary with annual bonus eligibility
• 100% remote work environment
• Collaborative, humble, and supportive team culture
• Professional growth, mentorship, and certifications
• A mission-driven company helping organizations manage digital risk with confidence

Learn more at  or visit our Careers Page.

RSI Security is an Equal Opportunity Employer. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected characteristics. Reasonable accommodations are available upon request during the application process.