Proposal Manager
Location: Sterling, VA
Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational, and technical solutions to our Nation's most complex national security challenges. Our mission relies on valuing people first! We are committed to recruiting and retaining top talent supporting the intelligence community and special operations. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!
Job Summary:
As a Proposal Manager at Core One, you will lead the development of compliant, compelling, and strategically positioned proposals in response to government solicitations. This role requires a detail-oriented professional with strong writing, coordination, and leadership skills who thrives under deadlines. You’ll collaborate closely with subject matter experts, capture managers, and senior leadership to drive full-lifecycle proposal development and win high-impact opportunities.
We are seeking someone who is energized by a primarily onsite role at our Sterling, VA headquarters, with flexibility to occasionally work from home or our Tysons, VA office.
Responsibilities:
- Manage and execute the full proposal lifecycle for strategic bids across Core One’s portfolio.
- Lead proposal kickoff meetings, facilitate color team reviews, and develop schedules, outlines, and compliance matrices.
- Work closely with capture managers to translate win themes and discriminators into persuasive, customer-focused proposal content.
- Develop and edit technical and management volumes, executive summaries, and past performance narratives.
- Coordinate internal contributors and subcontractor inputs to ensure timely, compliant submissions.
- Enforce version control, formatting standards, and document integrity across all proposal deliverables.
- Manage proposal repositories and templates and support ongoing process improvement across the proposal function.
- Collaborate with leadership to assess RFP requirements and build compliant, compelling responses under tight deadlines.
- Support pre-proposal efforts including RFI responses, pipeline shaping activities, and development of boilerplate content.
- Track metrics on proposal activity and results to inform growth strategy and continuous improvement.
Qualifications:
- Bachelor’s degree in English, Communications, Business, or a related field.
- 5+ years of experience in government proposal development, including full lifecycle management of proposals.
- Demonstrated success supporting federal proposals, including task orders, IDIQs, and large-scale prime submissions.
- Strong knowledge of government contracting processes, including FAR/DFARS compliance.
- Excellent writing, editing, and formatting skills, with a high attention to detail and clarity.
- Experience managing multi-volume proposal responses with multiple stakeholders.
- Ability to work collaboratively in a fast-paced, deadline-driven environment.
- Experience using SharePoint and Adobe Acrobat; proficiency with MS Office (especially Word and Excel).
- Active security clearance is preferred but not required.
Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
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What We Do
Our mission is to be at the forefront of devising analytical, operational and technical solutions to the most complex national security challenges by delivering superior advice, building trusted partnerships, and augmenting the capabilities of our clients.
