Melissa Griggs
Ft. Lauderdale,Florida
Summary
Results-driven Program Scheduler with 12+ years of experience supporting mission-critical initiatives within private and federal contracting environments. Expert in building and analyzing Integrated Master Schedules (IMS) in Microsoft Project/P6, critical path management, applying industry standards to drive schedule integrity, risk analysis, and performance forecasting. Previously held a TS/SCI Full-Scope Poly Clearance, which is currently inactive.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Program Planner at NASA Goddard Space Flight Center
ASRC Federal System Solutions
01.2020 - Current
- Manage multiple mission's critical paths and communicate with stakeholders regarding trends, updates, and what-if scenarios.
- Apply DCMA 14-Point Schedule Health methodology and develop comprehensive schedule hierarchies with WBS alignment.
- Lead and execute Schedule Risk Assessments (SRAs) and Joint Confidence Level (JCL) reports using Duration Ratio Method (DRM) for various flagship missions including, but not limited to: OSAM-1, PACE, and CLARREO Pathfinder.
- Deliver high confidence launch forecasts utilizing Monte Carlo simulations in JACS and provide risk-based schedule analysis with contractor oversight.
- Manage monthly ESMPO-G reporting and maintain Integrated Master Schedule for Earth Science missions.
- Design and maintain Power BI dashboards tracking key performance metrics (BEI, CEI, launch projections), enhancing mission health visibility.
- Present schedule health briefings and launch readiness insights to senior NASA leadership at APMCs, KDPs, and DPMCs.
- Contribute to Independent Review Teams and Continuation/Termination Review Boards while advising senior leadership on mission performance, interdependencies, and contingency strategies.
- Support cost-schedule integration for critical mission decisions and collaborate with Space Physics Research Lab on cross-mission coordination.
- Successfully supported 12+ critical missions across Earth Science (PACE, TSIS-2, Caligola) and Planetary Science (OSAM-1, DAVINCI, Dragonfly) portfolios.
Sr. Associate (Program Scheduler) at FEMA
Guidehouse Consulting, LLC
01.2019 - 01.2020
- Authored a comprehensive Schedule Management Plan aligned with GAO and DHS Scheduling Handbook standards to guide program scheduling practices.
- Led the scheduling efforts for a complex financial system modernization program, maintaining a verified critical path and facilitating weekly/monthly status reviews using Microsoft Project.
- Established and maintained a Program Schedule Control Log to ensure version control and accurate documentation of schedule changes.
- Monitored program progress, tracked milestones, and provided timely, data-driven updates to support team decision-making and work package management.
- Conducted schedule performance analysis, reviewed forecast accuracy, and evaluated critical activities to ensure alignment with project goals.
- Assessed schedule delays and analyzed the impact of major changes initiated by stakeholders or contractors.
Project Scheduler at Orano
Energy Services Group International
01.2017 - 01.2019
- Developed and maintained detailed project schedules in Primavera P6, delivering timely analysis to support project planning and execution.
- Supported the creation of Work Breakdown Structures (WBS) to align scheduling with cost tracking and resource planning requirements.
- Performed critical path analysis and “what-if” scenario planning to assess the impact of changes and optimize schedule outcomes.
- Collaborated with diverse, multi-cultural project teams, providing reliable scheduling data and performance insights to inform decision-making.
- Generated accurate project metrics and schedule reports for leadership, enhancing transparency and performance tracking.
Sr. Consultant - Integrated Master Scheduling (San Diego, CA) at SPAWAR
Booz Allen Hamilton
San Diego, CA
01.2013 - 01.2016
- Developed, maintained, and analyzed the Integrated Master Schedule (IMS) for a 2018 Naval Communications Demonstration, ensuring effective integration of engineering technical data, schedule structure, risk assessment, and performance reporting.
- Delivered monthly reports for the Program Office, including critical path analysis, master phasing schedules, and execution status updates.
- Contributed to a metrics improvement team by implementing repeatable processes for evaluating DCMA 14-point assessments and improving schedule quality.
- Produced monthly IMS extracts highlighting key structural metrics (e.g., missing logic links, hard constraints, unstatused tasks, invalid dates) to enhance schedule health and visibility.
- Managed inputs for IMS development supporting the 5.0 Office of the Chief Engineering IT Technical Authority (IT TA) at SPAWAR, aligning platform resourcing, priorities, and implementation plans.
- Created and evaluated multiple scheduling scenarios to support shifting organizational priorities, identifying risks and strategic opportunities for execution.
- Designed requirements for an Excel-based schedule visualization tool, enabling leadership to quickly assess Full Operating Capability timelines and resourcing impacts.
Master Scheduler I (Hanover, MD)
ManTech International Corporation
Hanover, MD
01.2012 - 01.2013
- Created, maintained, and analyzed resource-loaded schedules in MS Project in support of HW, SW, and agile capability deployments, Integration and Test, and Sustainment oriented Program.
- Performed Critical Path Analysis to forecast completion dates for Programmatic Milestones and identified potential delays to management.
- Conducted and participated in weekly IMS reviews that identified program changes and risks with internal and external customers.
Associate Project Controls Engineer (Annapolis Junction, MD) at NSA
Parsons Government Services
Annapolis Junction, MD
01.2009 - 01.2012
- Developed and maintained baseline schedules using Primavera Project Manager, including regular status updates, milestone tracking, and forecasting of completion dates.
- Facilitated weekly schedule review meetings with Government Project Managers to assess progress, resolve issues, and align on critical path activities.
- Analyzed schedule data to identify variances, proposed mitigation strategies, and ensured alignment with project objectives.
- Generated detailed reports and visual performance metrics (graphs, trends) for project management and engineering resource reviews.
- Contributed to weekly and monthly program reporting by compiling schedule updates, milestone claims, and risk indicators.
Procurement Specialist (Promoted) at NSA
Parsons Government Services
01.2009 - 01.2012
- Issued and managed Subcontracts, Task Orders, Purchase Orders, and Basic Ordering Agreements in compliance with FAR/DFARS and internal procurement policies.
- Coordinated subcontract modifications, tracked funding obligations, and supported monthly financial accruals.
- Acted as the liaison between subcontractors and Parsons, resolving contractual issues and ensuring deliverable alignment.
- Maintained and updated the Funding Distribution Report to monitor subcontractor allocations and burn rates.
Education
Master of Arts - Education
University of Maryland Baltimore County
Baltimore05.2021
Bachelor of Science - Economics
Towson University
Towson, MD05.2008
Skills
- Microsoft Project and Power BI
- Project management tools
- Risk analysis and assessment
- Agile and Scrum methodologies
- Stakeholder engagement
- Cost-schedule integration
- Critical path management
- Monte Carlo simulations
- Cross-mission coordination
Certification
- Certified Scrum Master, 926899, Scrum Alliance, 04/01/19
- Project Manager (P6) Fundamentals, Oracle Primavera, 06/01/11
Awards
- Recognition of exemplary achievement in Micro and Macroeconomics, Towson University, 2006
- National Honor Society, Certificate of Merit, Towson University, 2005-2008
- National Society of Collegiate Scholars and Honors Economics Program Nominee, Towson University, 2006
Core Competencies
Microsoft Project, Power BI, JACS, Acumen Fuse, Milestones Pro, Primavera P6, Oracle, Monte Carlo Simulations, SSI Tools, DCMA 14-Point Schedule Health, GAO Standards, DHS Scheduling Guidelines, Agile/Scrum, Risk Analysis, Joint Confidence Level (JCL) Reporting, Schedule Risk Assessment, Critical Path Management, Cost-Schedule Integration, Cross-Mission Coordination, Stakeholder Management
References
References available upon request.
Timeline
Program Planner at NASA Goddard Space Flight Center
ASRC Federal System Solutions
01.2020 - Current
Sr. Associate (Program Scheduler) at FEMA
Guidehouse Consulting, LLC
01.2019 - 01.2020
Project Scheduler at Orano
Energy Services Group International
01.2017 - 01.2019
Sr. Consultant - Integrated Master Scheduling (San Diego, CA) at SPAWAR
Booz Allen Hamilton
01.2013 - 01.2016
Master Scheduler I (Hanover, MD)
ManTech International Corporation
01.2012 - 01.2013
Associate Project Controls Engineer (Annapolis Junction, MD) at NSA
Parsons Government Services
01.2009 - 01.2012
Procurement Specialist (Promoted) at NSA
Parsons Government Services
01.2009 - 01.2012
Master of Arts - Education
University of Maryland Baltimore County
Bachelor of Science - Economics
Towson University