Mid-Level Proposal Writer

Orbis Ops • McLean, VA

23h

About The Position

ORBIS is seeking a detail-oriented Mid-Level Proposal Writer to support our Business Development (BD) and Capture teams. This role is responsible for developing strategic, compelling, and customer-focused responses to Requests for Proposal (RFPs) in support of federal government contracts within the Intelligence Community. The ideal candidate is a strong communicator who can work independently, think critically, and produce high-quality written content in a fast-paced environment while collaborating effectively with BD/Capture teams and Subject Matter Experts (SMEs) across the organization.

Requirements

• Active TS/SCI clearance Poly is desirable
• Bachelors degree in Journalism, Marketing, English, Communications, or a related field
• Minimum of 6+ years of proposal or grant writing experience, preferably supporting federal or Intelligence Community customers
• Strong understanding of ORBIS mission, capabilities, and services
• Ability to manage the full RFP lifecycle from kickoff through submission
• Experience developing RFIs, white papers, and unsolicited proposals
• Proficiency in maintaining proposal repositories and reusable content libraries
• Advanced skills in Microsoft Office Suite (Word, PowerPoint, Excel)
• Experience with proposal tracking tools, compliance matrices, and SharePoint workflows
• Knowledge of Controlled Unclassified Information (CUI) requirements
• Excellent writing, editing, and proofreading skills with strong attention to detail
• Ability to translate complex technical input into clear, customer-focused narrative
• Strong organizational and time management skills with the ability to manage multiple priorities and deadlines
• Critical thinking skills and ability to work independently
• Willingness to adopt and integrate AI tools into proposal workflows

Nice To Haves

• Familiarity with Shipley or APMP methodologies
• Experience supporting federal government proposal efforts
• Knowledge of proposal development processes and compliance standards
• Background in marketing coordination or business development support
• Experience supporting industry engagement activities or events

Responsibilities

• Develop, write, and edit proposal content with a focus on technical accuracy, compliance, and persuasive messaging (RFPs, RFIs, white papers, and related deliverables)
• Ensure adherence to proposal style guides, templates, and standards (voice, tone, terminology, acronyms, and formatting)
• Format proposal documents to meet submission requirements and maintain a professional presentation
• Maintain disciplined version control and configuration management practices to reduce risk and rework
• Review and refine content to ensure clarity, consistency, and alignment with customer requirements
• Collaborate with capture managers, SMEs, program managers, and business leaders to validate technical accuracy and messaging
• Support and participate in color team reviews (Pink, Red, Gold), including comment adjudication and action tracking
• Leverage AI tools to improve proposal quality, efficiency, and content development
• Identify and mitigate proposal risks across active opportunities

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level