Lead Proposal Specialist

About SupplyCore

SupplyCore is a Certified Small Business federal contractor to the Department of Defense (DoD) and General Services Administration (GSA). We prioritize supporting our Military, allies, and Government customers worldwide. In partnership with our expansive supply chain, we provide products and services that enable our customers to complete their mission and sustain readiness anywhere.

To learn more visit here; One Company. One Mission. - SupplyCore Inc.

Job Summary

The Lead Proposal Specialist is an experienced proposal professional responsible for independently managing the day-to-day execution of federal RFx responses. Reporting to the BD & Proposal Manager, this role owns proposal execution from start to finish, including developing and maintaining compliance matrices, drafting and editing proposal volumes, leading RFIs, Sources Sought, and Market Research responses, coordinating color team reviews, and maintaining the proposal content library. This position is focused on bidding and winning federal contracts and is not a sales role.

Key Deliverables and Responsibilities

Independent Proposal Execution & Compliance

• Independently lead assigned proposal efforts across the Shipley lifecycle (Proposal Planning → Development → Review → Submission). 
• Thoroughly review and interpret RFPs and related solicitation documents to identify requirements, evaluation criteria, deliverables, submission instructions, and deadlines; build and own the compliance/requirements matrix and maintain it through submission. 
• Track updates and amendments to active solicitations, post updates, prepare and submit questions to the government during the Q&A/clarification period; monitor and incorporate government responses. 
• Independently draft, write, edit, and own proposal content, ensuring persuasive, compliant, and customer-focused content align to solicitation requirements and the company style guide. 
• Independently manage the RFI/ Sources Sought/ Market Research process end-to-end, coordinating with Subject Matter Experts (SMEs), and preparing and submitting written responses. 
• Own final production and submission activities, ensuring all proposal volumes meet formatting, page-count, and submission requirements and are accurate, complete, and submission-ready. 

Reviews, Process & Continuous Improvement

• Schedule and coordinate color team reviews (Pink, Red, Gold) around team schedules, applying Shipley best practices and consolidating reviewer feedback into proposal drafts. 
• Monitor SAM.gov, GovWin, and related portals to identify new solicitation opportunities
• Participate in strategy discussions and pre-RFP business development efforts, ensuring win strategies and themes are effectively carried through into written content. 
• Assist with post-submission debriefs and lessons learned, applying insights to strengthen future proposals. 

Content, Document Management & Team Support

• Own and maintain the proposal content library, including boilerplate, reusable content, past performance, resumes/templates, graphics, etc. and lead content-refresh initiatives with SMEs. 
• Maintain SharePoint/Teams folder structures, file-naming standards, and document version control to ensure submission readiness. 
• Coordinate with SMEs and stakeholders to gather inputs, maintain accountability to deadlines, and keep proposal efforts moving. 
• Provide guidance, coaching, and mentorship to team members, and support proposal-related training and work instructions. 
• Provide support to the RFQ and other transactional/one-off bid processes as needed, coordinating with suppliers to prepare and submit responses. 

Requirements

• 5+ years of proposal experience, with a strong understanding of government contracting and solicitation requirements; Federal or DoD experience preferred.
• Bachelor's degree in English, Business, or related field preferred; relevant proposal or professional/technical writing experience may be accepted in lieu of a degree. May include military personnel formally trained or with relevant service experience in lieu of civilian experience.
• Excellent verbal and written communication skills, including strong grammar, mechanics, and editing ability. Highly meticulous, reviewing and editing one's own work to ensure consistency and accuracy.
• Self-driven and proactive; takes initiative to resolve challenges and organized to execute multiple projects at once while adhering to deadlines.
• Proficient with Adobe products like Acrobat, In Design, and Illustrator (preferred)
• Training in Shipley and/or APMP proposal management process (preferred)
• Proficiency working with MS Office (SharePoint/Teams, Excel, Word, PowerPoint, Outlook)

Benefits

What we offer: We care about our associates and strive to provide the most up to date benefits.

• 3 weeks of PTO with a generous accrual policy
• Wellness Program
• 14 company paid annual Holidays.
• Employee Assistance Program (EAP)
• Flexible Work Life Balance
• Nationwide Medical, Dental, Vision, & FSA
• Casual Work Environment
• Optional Additional Life Insurance
• Progressive Associate Recognition Program
• Short- & Long-Term Disability
• Company Provided Professional development
• Annual social and community events
• Annual Education Assistance Program
• Company provided PC and office supplies
• 401K with bi-weekly Safe Harbor contributions
• On-site Free Parking [Hybrid/ In-person]

• 401K with bi-weekly Safe Harbor contributions

Pay: $70,000 - $100,000

Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class. 

Requires 5+ years of proposal experience, government contracting knowledge, strong writing and editing skills, project organization, and proficiency with Adobe products and Microsoft Office; bachelor's degree preferred.

Key Responsibilities

• managing proposals
• drafting content
• coordinating reviews

Skills & Tools

Adobe Acrobat, Adobe InDesign, Adobe Illustrator, Shipley, APMP, Microsoft SharePoint, Microsoft Teams, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, SAM.gov, GovWin

Job Details

• Category: Business Operations
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — Rockford, Illinois, United States
• Salary: USD 70,000 – 100,000 / year
• Languages: English

Benefits

• 401k matching
• Generous paid time off
• Tuition reimbursement
• Retirement plan

About SupplyCore

A federal contractor that provides supply chain products and services supporting military, government, and international customers. — Industry: Transportation and Logistics