Solution Architect (Operating Systems with DV Clearance)

iO Associates; England; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading company is seeking a Solution Architect (Operating Systems) for a 12-month contract in a hybrid role based in London or Bristol. This position involves leading the design and deployment of secure Windows and Linux environments within a high-security programme, offering an opportunity to shape infrastructure architecture from design to delivery.

Qualifications

• Proven track record in high-security or complex enterprise environments.
• Deep understanding of Windows Server/Desktop and enterprise Linux distributions.
• Excellent written and verbal communication skills.

Responsibilities

• Lead design and deployment of secure Windows and Linux environments.
• Develop High-Level Designs (HLDs) and Low-Level Designs (LLDs).
• Collaborate with project delivery teams and support project governance.

Skills

Operating system solutions design

Cross-team collaboration

Attention to detail

Automation and scripting

Job description

Solution Architect (Operating Systems) | up to £800/day (Inside IR35) | 12-Month Contract | Hybrid (London or Bristol - 3 days on site)

We are seeking an experienced Solution Architect (Operating Systems) to lead the design and deployment of secure Windows and Linux-based environments within a highly secure programme. This is a critical role offering long-term engagement and the opportunity to shape infrastructure architecture from initial design through to delivery.

Key Responsibilities:

• 
  Act as the Solution Architect and Subject Matter Expert (SME), providing expert-level design input on secure operating system deployment and configuration.
• 
  Develop High-Level Designs (HLDs) and Architecture Overview Documents for Microsoft Windows Server/Desktop and enterprise Linux environments.
• 
  Produce Low-Level Designs (LLDs) and detailed configuration documentation to support OS migration and deployment activities.
• 
  Lead the end-to-end technical solution delivery, from initial design through to implementation and operational readiness.
• 
  Collaborate within a wider project delivery team, contributing to design workshops and ensuring architectural consistency across the project.
• 
  Support project governance, including engagement with risk, compliance, and project management frameworks.
• 
  Contribute to the design and creation of test documentation to support solution validation and assurance.

Required Skills & Experience:

• 
  Proven track record in designing and delivering operating system solutions in high-security or complex enterprise environments.
• 
  Deep understanding of Microsoft Windows Server/Desktop and enterprise Linux distributions (e.g. RHEL, Ubuntu, CentOS).
• 
  Strong cross-team collaboration skills with the ability to influence and engage diverse stakeholders.
• 
  Excellent written and verbal communication with a strong attention to detail.
• 
  Familiarity with automation and scripting for OS deployment is a plus.

This is an excellent opportunity for a Solution Architect to play a key role in delivering secure infrastructure solutions on a high-impact programme. If you have the relevant expertise, we encourage you to apply.