Proposal Writer

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🕒 October 29, 2025

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Mission One

WebsiteLinkedInAll Job Openings

11 - 50 employees

🏛️ Government

🔒 Cybersecurity

🚀 Aerospace

Government • Cybersecurity • Aerospace

Mission One is a national security and defense contracting firm that provides intelligence, cybersecurity, information technology, and advanced-technology solutions to U. S. government and homeland security customers. The company develops secure, scalable tools and services — including aeronautics and space capabilities, enterprise modernization, and training & development — to enhance situational awareness, threat analysis, and mission decision-making. Mission One emphasizes small, agile teams, rapid prototyping, and the use of AI/ML and advanced analytics to address evolving security threats.

📋 Description

• Develop, write, and edit proposal content including executive summaries, technical volumes, past performance narratives, management plans, and resumes. • Ensure compliance with RFP/RFQ/RFI requirements, evaluation criteria, and submission instructions. • Partner with capture and technical SMEs to translate technical solutions into clear, persuasive narratives. • Maintain and manage a proposal content library (boilerplate text, company past performance, capability statements, etc.). • Support color team reviews (Pink, Red, Gold) and rapidly incorporate feedback. • Coordinate proposal production schedules, version control, and formatting to ensure timely submission. • Contribute to the development of proposal strategies and win themes in alignment with customer needs and Mission One capabilities. • Support pre-proposal and post-submission activities, including RFI responses, questions to the government, and final production.

🎯 Requirements

• 3+ years of proposal writing experience in the federal government contracting sector. • Demonstrated success developing winning content for DoD, DHS, or Intelligence Community customers. • Strong understanding of federal procurement and acquisition processes. • Excellent written communication, grammar, and editing skills with an eye for detail. • Experience working in a small business environment with lean resources. • Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint) and proposal collaboration tools. • Ability to work under tight deadlines and manage multiple proposals simultaneously. • Shipley or equivalent proposal development training (preferred). • Familiarity with SAM.gov, GovWin, FPDS, or other federal opportunity tracking systems (preferred). • Experience supporting proposal graphics, layouts, and production (preferred). • Background in technical writing or capture management (preferred). • Knowledge of set-aside programs (SDVOSB, 8(a), HUBZone) and federal contract vehicles (preferred).

🏖️ Benefits

• Professional development • Temporary remote working • Health insurance