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NOAA SAB briefing March 21, 2002. NWS Requirements Management Process Overview. Briefing Outline. BACKGROUND NWS OPERATIONAL REQUIREMENTS MANAGEMENT PROCESS SCIENCE REVIEW AND APPROVAL PROCESS SUMMARY. Background. NWS’ existing requirements process is ad-hoc - PowerPoint PPT Presentation
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NWS NWS Requirements Management Requirements Management
Process OverviewProcess Overview
NOAA SAB briefing
March 21, 2002
04/19/23March 21, 2002
2
Briefing Outline
BACKGROUND NWS OPERATIONAL REQUIREMENTS
MANAGEMENT PROCESS SCIENCE REVIEW AND APPROVAL
PROCESS SUMMARY
04/19/23March 21, 2002
3
BackgroundBackground
NWS’ existing requirements process is ad-hoc
Requirements and Change Management Branch established within the Office of Services October 2001
New NWS Operational Requirements Management Process was developed
04/19/23March 21, 2002
4
Requirements Management Process
System RequirementsTraceability, Operational Requirements to System RequirementsTest ResultsDocumentation of the DesignDocumentation of the Components
DeploymentRequirements
ValidationSolutionAnalysis
SolutionSelection
SolutionDevelopment/
PreparationStart
Acceptance TestFinal Science Check
Implementation Checklist Items
Business Case DevelopmentDevelopment Decision
Financial DecisionCCB/PMC Decision
Needs
Proof of ConceptDevelopment OptionsFinancing Options
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Requirements Validation
Identify, Validate, Translate need Define thresholds and objectives Validate operational requirements Assign mission importance Publish operational requirements Stage operational requirements for Solutions
Analysis Track requirements throughout process
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Solutions Analysis
Identify possible solutions Investigate science, feasibility, cost,
schedule, etc., of identified solutions Transmit documented results to Solution
Selection
04/19/23March 21, 2002
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Solution Selection
Review analysis data and select solution strategy
Prepare Business Case and determine approval path
Appropriate level will assess Business Case approve or return for further investigation
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Solution Development/Preparation
Plan solution Develop solution Document solution including trace-ability to
operational requirements Test and evaluate solution
04/19/23March 21, 2002
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Deployment
Conduct Deployment reviews and verification
Prepare Deployment documentation (procedures, training, maintenance, etc.)
Make deployment decision
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Science Review and Approval Process
Is under review Will ensure scientific merit of proposed
changes to NWS operational analyses, techniques, and products
Establishes criteria for evaluating scientific merit
Establishes levels of approval authority
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Summary
The NWS Operational Requirements Management Process
Provides the framework for functional steps leading from recognized needs to implementation of solutions
Ensures that solutions achieve the desired operational outcome of improved service and operational effectiveness