Requirements Development

Requirements Development

Requirements Management

Requirements Management is the process of documenting, analyzing, tracing, prioritizing, and controlling changes to requirements. It’s a continuous process and is conducted throughout a system’s life cycle and confirmed at each technical review. Purpose of Requirements Management The purpose is to assure that the requirements continue to meet the needs and expectations of its customers …

Requirements Development

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Requirements Development

Technical Requirements Document (TRD)

Note: Technical Requirements Document (TRD) is no longer in use and was replaced by the System Requirements Document (SRD) A Technical Requirements Document (TRD) was a requirements document that was put together by the government that addressed technical level requirements for a system. It accompanied a Request for Proposal (RFP) and provided a better technical …

Requirements Development

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Requirements Development

Weapon System Specifications (WSS)

A Weapons Systems Specification (WSS) is a list of detailed requirements that are developed by the contractor during the development of a weapons system. It provides more detailed information about the weapon system than the government-provided Initial Capabilities Document (ICD) and Capabilities Development Document (CDD). The WSS is what’s actually used during the development, design, …

Requirements Development

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Requirements Development

System Requirements Document (SRD)

The System Requirement Document (SRD) defines system level functional and performance requirements for a system. The SRD is derived from the Capability Development Document (CDD), Concept of Operations (CONOPS), system-level performance metrics, mission threads/use cases, and usage environment and is developed but by the program office.  It should include a system-level description of all software …

Requirements Development

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Requirements Development

Standardization

Standardization is the process of developing and implementing technical standards.  The process establishes a common agreement for engineering criteria, terms, principles, practices, materials, items, processes, and equipment parts, and components. An organization can benefit from standardization because it: [2,4] Enables mass production Enables customization Improves supplier coordination Improves quality Enables simplification Enables delayed differentiation Lowers …

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Requirements Development

Requirements Tracing

Requirements Tracing is one of the processes in Requirements Management; documenting, analyzing, tracing, prioritizing, and controlling. Tracing is conducted throughout a system’s life cycle and confirmed at each technical review for all new and old requirements. The purpose is to assure that the requirements continue to meet the needs and expectations of its customers and Stakeholders. …

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Requirements Development

Requirements Document Sequence

Figure: JCIDS Requirements Sequencing 1. The Initial Capabilities Document (ICD) is the most common starting point for new capability requirements. [1] Once validated, the ICD typically leads to an Analysis of Alternatives (AoA) and then the Capability Development Document (CDD) and Capability Production Document (CPD) for the development of a materiel capability solution. An ICD …

Requirements Development

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