Technical Author | Documentation & Knowledge Engineering

Defence · Aerospace · Enterprise Systems · AI Documentation Specialist

Portsmouth, Hampshire, UK · Available for contract · Remote / Hybrid · Immediate start

Technical Author in Portsmouth, Hampshire – Systems Documentation Specialist

Senior technical author specialising in systems documentation and knowledge engineering across defence, aerospace, and enterprise environments.

Able to interpret C++, C#, and system-level code to produce accurate technical documentation aligned to real system behaviour.

Experienced in legacy systems, incomplete documentation, and complex operational environments.

Systems Documentation and Technical Writing Services

Turn poorly documented systems into clear, structured documentation; translate complex engineering detail into concise user-facing outputs, including operational instructions and signage.

System and software documentation derived from code and behaviour
Operational runbooks and troubleshooting guides
Interface and integration documentation
Knowledge base design (SharePoint, Confluence)
Process documentation in regulated environments
User instructions, guidance, and signage
Structured documentation systems for maintainability

Typical Technical Author Contract Engagements

Recovering undocumented or legacy systems
Establishing documentation baselines rapidly
Supporting system handover and onboarding
Aligning documentation with real system behaviour
Structuring fragmented knowledge into usable systems
Applying AI to improve documentation consistency

Experience: Defence, Software, and Enterprise Systems

Independent Consultant – Digital Systems & AI

Structured prompt systems for documentation workflows
AI-assisted knowledge generation and transformation

C++ MFC Software Engineer – Defence Systems

Secure communications software development
System-level engineering and integration

Approach to Technical Documentation

Aligned to real system behaviour and failure scenarios
Structured for usability and long-term maintenance
Rapid delivery in low-information environments
Selective use of AI to improve consistency and efficiency

CV

PDF | Updated 2026 | Includes full project history

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Related Services

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Service Entity

Plexis IT Consulting Ltd provides specialist technical contracting services in legacy software stabilisation and structured technical documentation for enterprise and defence environments.

Capability Model

Input: unstable legacy systems, incomplete documentation, production-critical or knowledge-degraded environments
Process: system analysis, behavioural investigation, cross-layer fault diagnosis, documentation reconstruction
Output: stabilised system understanding, operational continuity, and structured technical documentation

Core Service Domains

Legacy C++ Windows system stabilisation and fault diagnosis
Technical documentation and systems knowledge engineering
Defence and enterprise technical documentation environments