INCOSE Systems Engineering Handbook
A Guide for System Life Cycle Processes and Activities
- Author
- INCOSE (International Council on Systems Engineering)
- Publisher
- Wiley
- Edition
- 5th edition
- Year
- 2023
Summary

The INCOSE handbook is the reference guide to the system lifecycle processes of ISO/IEC/IEEE 15288 and 12288, covering agreement, organizational, technical management and technical processes from concept through retirement.
It describes requirements definition, architecture, design, integration, verification, validation and operation, alongside technical management processes such as planning, assessment, decision management, risk management, configuration management and information management, plus tailoring guidance for different application contexts.
Our verdict
Recommended reading for teams working on complex systems. The authoritative systems engineering reference: it connects PLM with requirements, architecture, verification and configuration management across the full lifecycle.
Who should read it
- —Systems engineers and engineering managers in aerospace, defense, automotive and other complex-product industries
- —PLM architects aligning PLM with systems engineering processes and MBSE initiatives
- —Professionals preparing for INCOSE ASEP/CSEP certification
How it relates to your work
- —Its configuration and information management processes are the systems engineering counterpart of PLM practices.
- —Requirements and verification processes map directly onto PLM/ALM integration topics.
- —Provides the ISO process vocabulary used in many customer requirements and RFPs.
Keep in mind
- —A process reference, not a how-to guide for any specific tool.
- —Systems engineering scope is broader than PLM; mechanical-centric teams will use selected chapters.