Technical Architect+ per day - South West

Exalto Consulting
United Kingdom
3 weeks ago
Posted
27 Mar 2026 (3 weeks ago)

Technical Architect

Contract Type: Inside IR35

Rate: £575+ per day

Location: On-site (South West England)

Duration: 3 months

Clearance: HLC (Highest Level Clearance)

Exalto Consulting is supporting a confidential public sector programme to identify an experienced Technical Architect. This role sits within a secure, high-impact environment where infrastructure reliability, security and clarity of design are critical.

This opportunity will suit someone who is comfortable taking ownership of complex infrastructure design, working closely with delivery teams, and providing clear technical direction in a regulated setting.

The role

You will lead the design and assurance of infrastructure solutions across virtualisation, networking and identity platforms. The focus is on delivering systems that are secure, resilient and fit for long-term operation.

You will work alongside engineers, operations teams and stakeholders to translate requirements into practical, well-governed solutions.

What you’ll be doing

Leading end-to-end infrastructure design, from high-level concepts through to detailed implementation

Defining and maintaining architecture standards, patterns, and best practices

Designing solutions based on VMware Cloud Foundation, covering compute, storage, and lifecycle management

Providing deep technical input into NSX-T, including network virtualisation and micro-segmentation

Designing secure network architectures across data centre and hybrid environments

Overseeing identity and access solutions, including Active Directory and ADFS

Supporting both Windows and Linux platform design and integration

Producing clear, structured documentation (HLDs, LLDs, and supporting materials)

Acting as a technical authority during delivery, helping resolve complex issues

Working with stakeholders to ensure solutions meet operational, security and compliance requirements What we’re looking for

Essential experience

Proven experience as a Technical Architect or Senior Infrastructure Architect

Strong background in:

VMware Cloud Foundation (VCF)

NSX-T Data Centre

Enterprise networking (routing, switching, firewalls)

Identity and Access Management (Active Directory, ADFS)

Windows Server and Linux environments

Experience producing high-quality architecture documentation (HLDs and LLDs)

Ability to communicate clearly with both technical and non-technical audiences

A pragmatic, delivery-focused approach with strong attention to detail Desirable experience

Hybrid or multi-cloud environments

Automation and infrastructure as code

Security architecture, including zero trust principles

Experience working in large or highly regulated organisations Security requirements

Due to the nature of the work, strict security criteria apply:

Active HLC (Highest Level Clearance) is essential and must be transferable

Clearance must be within validity limits and recently used in a government or similarly secure environment

Sole British nationality is required (no dual nationality)

Candidates must meet all national security vetting criteria Please ensure these requirements are fully met before applying, as they cannot be sponsored or transferred post-offer.

About Exalto Consulting

At Exalto Consulting, we focus on placing experienced professionals into roles where their expertise has real impact. We take a straightforward, respectful approach - providing clear information, timely communication and honest guidance throughout the process

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