Lonell Williamson
Laurel,MD
Summary
Dynamic and results-driven professional with a proven track record of exceeding targets and driving success in high-pressure environments. A unique combination of strategic insight and practical experience enables the delivery of impactful solutions that significantly enhance organizational performance. Committed to fostering collaboration and innovation while leveraging data-driven insights to navigate challenges and seize growth opportunities. Over 10 years of expertise in federal government contracting, specializing in closeouts, project management, and executive assistance, all contributing to team success with a steadfast focus on achieving exceptional results.
Overview
10
10
years of professional experience
Work History
Senior Closeout Specialist - Project Manager
Jefferson Solutions – Department of Transportation Federal Railroad Administration
11.2024 - Current
- Led full closeout lifecycle for 100+ federal contracts (CPFF, FFP, BPA/IAA), ensuring FAR compliance.
- Mentored 5-person team using PRISM and Delphi systems; streamlined closeout and de-obligation workflows.
- Negotiated final indirect cost rates, resolving funding discrepancies with vendors and contracting officers.
- Developed executive Power BI dashboards and SOPs to standardize closeout procedures agency-wide.
- Streamlined operations by developing and implementing improved contract management processes.
- Adhered to legal and contractual requirements for compliant contract processes.
- Developed training materials to unify contract management processes and procedures.
- Conducted regular reviews of operations and identified areas for improvement.
- Evaluated staff performance and provided coaching to address inefficiencies.
- Proved successful working within tight deadlines and a fast-paced environment.
- Analyzed project performance data to identify areas of improvement.
Jr. Contract Closeout Specialist (Part-Time)
OCT Consulting – U.S. Coast Guard C5I Division
03.2024 - 01.2025
- Authored closeout SOPs; processed 200+ contract actions, recovering over $5M.
- Created training guides to enhance efficiency and team onboarding.
- Served as team lead overseeing a team of 3; enhanced performance and operational accuracy.
Procurement Analyst
Grey-Street Consulting – Department of Transportation Federal Transit Administration
02.2024 - 10.2024
- Directed FAR-compliant contract reconciliations and PRISM award reconstructions.
- Served as interim team lead; enhanced performance and operational accuracy.
- Delivered PRISM/Delphi training to federal staff; supported annual cancellation of funds project.
Lead Contract Specialist
Rapidant – Department of Transportation Federal Railroad Administration
01.2023 - 12.2023
- Conducted FAR Part 4.804-5 compliant closeouts across contract types.
- Team lead managing team of 4; Serves as SME to enhance performance and operational accuracy.
- Built Excel trackers for performance metrics; trained new hires and supported audits.
Contract Analyst (Project Manager Role)
Insight Global - Prudential Insurance Co.
07.2022 - 12.2022
- Temporarily led a portfolio of IT projects, using Agile and Waterfall methodologies.
- Managed $4M+ budgets, contractual documents, and stakeholder communications.
- Drafted NDAs, subcontracts, and performed financial reporting for executive leadership.
Procurement Specialist
Equal Employment Opportunity Commission (Grade GS-07)
07.2021 - 07.2022
- Managed and administered procurements up to $250K; Awarded and executed contracts, Blanket Purchase Agreements, Purchase Orders, and tribal contracts.
- Served as Government Purchase Cardholder and Administrative Officer.
- Performed monthly reconciliations to the Acquisition division chief.
- Served as the SME for all Closeout related matters agency wide.
Senior Closeout Specialist & Executive Assistance
Acquisition Professionals, LLC
07.2019 - 07.2021
- Spearheaded FAR-compliant closeouts and created SOPs for agency-wide adoption.
- Administered contract modifications for federal awards and agreements, achieving over $5M+ in annual savings for the U.S. EEOC.
- Served as Executive Assistance to the Acquisition Services Division Chief and CFO, providing team coordination, report preparation, meeting and kickoff event planning, document review, and building escort services.
Program Specialist (Jr.)
U.S. Department of the Army - NAF
11.2015 - 01.2019
- Supported contract requisitions, documentation, and internal communications.
- Coordinated between CORs, vendors, and stakeholders to maintain compliance.
Education
Bachelor of Arts - Business Administration
University of Maryland Global Campus
Largo, MD05.2027
Project Management Certificate -
Project Management Institute
Laurel, MD08.2025
Skills
- Government Contract Closeouts (CPFF, FFP, BPA, T&M, IDIQ)
- Federal Acquisition Regulation (FAR) Compliance
- Project Coordination (Agile, Waterfall)
- PRISM, Delphi, Power BI, WAVE, Excel
- Executive Support
- Vendor Negotiations & Invoicing
- Dashboard & SOP Development
- Budget Reconciliation & De-obligation
- Training & Team Leadership
- Stakeholder Communication
- Documentation review
- Dispute resolution
- Contract administration
- Budget planning
- Professional relationship building
- Contract performance monitoring
- Verbal and written communication
- Proficient in Microsoft, Adobe, Teams, Contract Writing Systems, Invoicing systems
- Presentations
- Status reporting
- Project Support
- Staff training
- Interpersonal and written communication
- Legal compliance
- Requests for proposals
- Procurement management
- Telephone etiquette
Timeline
Senior Closeout Specialist - Project Manager
Jefferson Solutions – Department of Transportation Federal Railroad Administration
11.2024 - Current
Jr. Contract Closeout Specialist (Part-Time)
OCT Consulting – U.S. Coast Guard C5I Division
03.2024 - 01.2025
Procurement Analyst
Grey-Street Consulting – Department of Transportation Federal Transit Administration
02.2024 - 10.2024
Lead Contract Specialist
Rapidant – Department of Transportation Federal Railroad Administration
01.2023 - 12.2023
Contract Analyst (Project Manager Role)
Insight Global - Prudential Insurance Co.
07.2022 - 12.2022
Procurement Specialist
Equal Employment Opportunity Commission (Grade GS-07)
07.2021 - 07.2022
Senior Closeout Specialist & Executive Assistance
Acquisition Professionals, LLC
07.2019 - 07.2021
Program Specialist (Jr.)
U.S. Department of the Army - NAF
11.2015 - 01.2019
Bachelor of Arts - Business Administration
University of Maryland Global Campus
Project Management Certificate -
Project Management Institute
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