Proceso de control de cambios en ingeniería de software con pasos

Por: Charles moore Charles moore
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⚡ Resumen inteligente

Change Control is the formal process a company uses to document, identify, and authorise changes to an IT environment, cutting the risk of unauthorised alterations, disruption, and errors across projects, applications, and infrastructure.

  • 📚 Definición: Change Control formalises how a change is requested, assessed, approved, implemented, and closed inside an IT environment.
  • 📋 Documentos clave A Change Log and a Change Request Form together capture priority, owner, cost, benefits, impact, and approval status.
  • 💼 Five Core Steps: Identification, assessment, analysis, approval, and implementation form the standard change control workflow.
  • ???? ️ Change Control Board: The CCB evaluates risk, complexity, and impact for changes above an agreed threshold before approval.
  • 🔁 Management vs. Control: Change Management sets the strategy for adopting change, while Change Control governs each individual request.
  • ✅ Impacto de negocios: Disciplined change control reduces outages, protects scope, and keeps audit and compliance trails intact.
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Change Control Process in Software Engineering

¿Qué es el control de cambios?

El Control de Cambios es el proceso que utiliza una empresa para documentar, identificar y autorizar cambios to an IT environment. It reduces the chances of unauthorized alterations, disruption and errors in the system.

¿Por qué cambiar el control?

Whenever stakeholders request new or different changes to the system, those changes are neither optional nor ignorable. The changes must be implemented without disrupting other components of the system. This is where change control becomes useful. It helps project teams modify project scope using defined controls and policies. Change Control is practiced whenever a project deviates from the plan.

A formal change request document must be completed and reviewed to keep control of every change request.

Common questions raised while analysing a change control request include:

  • ¿Quién aprobará el cambio?
  • Does it need to be reviewed by a change control board?
  • How much time is required to research and implement the change?
  • ¿Cuáles son los impactos de los cambios en otros componentes del sistema (cronogramas, costos, recursos, etc.)?
  • Is there a threshold below which project management can approve it directly?

Different Factors of the Change Control Process

Hay varios factores que un proceso de Control de Cambios debe considerar

Pasos en el proceso de control de cambios Acción tomada en Control de Cambios
Iniciación y control de solicitudes de cambio Change requests should be standardised and reviewed by management, and the requestor should be kept informed.
Evaluación de impacto Every change request should be assessed in a structured way to analyse potential impacts.
Control y Documentación de Cambios A change log should record the date, the person who made the change, and the change itself. Only authorised individuals should be allowed to make changes, and a rollback process should be defined.
Documentación y trámites Whenever system changes are implemented, the related procedures and documents should be updated to match.
Mantenimiento autorizado System access rights should be controlled to prevent unauthorised access.
Pruebas y aprobación del usuario Software should be thoroughly tested, and business users should sign off before release.
Control de versiones Production source code should be version controlled so only the latest approved build is deployed.
Cambios de emergencia A verbal authorisation should be obtained and the change documented as soon as possible.

Proceso de control de cambios

Before diving into the change control process, it is helpful to familiarise ourselves with the documents used in Change Control. Two documents are central to Change Control:

  • Historial de versiones: A change log lists details of every Change Request — project number, PCR (Project Change Request) ID, priority, owner, target date, status, status date, raised by, and date raised.

Proceso de control de cambios

  • Formulario de solicitud de cambio: It captures the details needed for decision making — type of change, benefits, requestor, time and cost estimate, priority, approver, and change request status.

Proceso de control de cambios

Change Process Flow Diagram

The change process follows a specific pattern to implement changes in the product or system. The flow diagram below shows the steps involved.

Proceso de control de cambios

ARTÍCULOS RELACIONADOS

Steps in the Change Control Process

Pasos para el control de cambios Acción:
Identificación de solicitud de cambio Identify the need for a change and describe it on the Project Change Request form.
Evaluación de solicitud de cambio If the change is not valid, defer or reject it. Assign the resources needed to analyse the request, complete a quick impact assessment, and update the change request form. Rejected requests stop at this stage.
Análisis de solicitud de cambio Assign the change request to an authorised member for full analysis. Deferred changes re-enter this step, and rejected requests stop here.
Aprobación de solicitud de cambio Identify the risk, complexity, and impact of the change before approval. Route the change request to the authorised approver for a decision. Rejected requests stop at this stage.
Implementación de solicitud de cambio Update project procedures and management plans, inform the team, monitor progress, record completion, and close the change request.

NOTA: Change Control approval may be granted by the Project Manager, IT Lead or Lead Developer, or a designated Stakeholder.

Change Management vs. Change Control

Gestión del Cambio Cambio de control
Manages and controls change requests across IT infrastructure and services to minimise disruption and maximise business benefit. Covers the submission, recording, analysis, and approval of a change to improve the overall performance of the system or product.

Preguntas Frecuentes

AI-powered ITSM tools automate impact analysis, risk scoring, ticket routing, and duplicate-change detection. Machine learning models learn from historical incidents and flag risky changes for the Change Advisory Board before deployment.

Copilot and GPT can draft change request forms, generate rollback plans, and summarise commit histories into readable impact statements. Business Analysts still review each draft against the CCB template before submission.

The Change Advisory Board is a cross-functional group that reviews high-risk or high-impact change requests. Members typically include operations, security, application owners, and business stakeholders who assess risk and approve or reject the change.

ServiceNow, Jira Service Management, BMC Helix, Freshservice, and Ivanti Neurons ITSM all provide change control workflows aligned with ITIL. They log requests, run approvals, capture rollback plans, and integrate with CI/CD pipelines.

ITIL defines three change types: Standard changes are pre-approved and low risk, Normal changes need CAB review, and Emergency changes bypass full review to resolve urgent incidents but still require post-implementation documentation.

Common roles include the Change Requestor, Change Manager, Change Advisory Board, Business Analyst, Project Manager, Approver, and Implementer. Together they raise, assess, approve, execute, and close every change against agreed controls.

Agile teams handle change through backlog refinement, sprint planning, and Definition of Ready reviews. Formal CCB approval is reserved for changes that affect scope, budget, contracts, or regulated systems outside the sprint boundary.

Common mistakes include skipping impact assessment, missing rollback plans, unclear approval thresholds, poor audit trails, treating every change as emergency, and failing to notify affected teams. Each mistake increases the risk of outage and rework.

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