Security Architect – DV Cleared

Cyber UK; United Kingdom; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A security consultancy firm in the UK is seeking a Security Architect to design and implement security for critical solutions. Required skills include security architecture experience, knowledge of VMware and Microsoft technologies, and ability to deliver under pressure. The role offers a competitive daily rate ranging from £650 to £725 per day with a focus on hybrid working arrangements.

Qualifications

• Proven experience in security architecture for large scale programs with emerging technologies.
• Ability to conduct rational product selections against complex security requirements.
• Experience delivering secure hardware and software solutions.

Responsibilities

• Create and design security for solutions with a focus on interoperability.
• Review and approve security solutions for compliance with standards.
• Document security elements of the architectural runway.

Skills

Security architecture understanding

Virtualisation technologies

Writing security requirements

Public and Private cloud architectures

Cryptography management

NCSC design pattern experience

Tools

VMware ESXi

Microsoft Windows Server

Linux implementations

Job description

Overview

Security Architect – DV Cleared

Job type: Contract
Town/City: Corsham
County: Remote
Salary/Rate: £650 – £725 per day
Business Sector: Security
Job ref: BBBH153059
Post Date: August 06, 2025

Security Architect+ Requires current DV Clearance+ Initial 9 month contract but expected to last 2 years ++ Inside IR35 – rates are £650 to £725 per day+ Hybrid working – expectation is it will be predominantly remote working

The Security Architect will create and design security for the solution, covering the following:

• Working with the Solution Design Authority to provide security input into the development and refinement of OpNET’s technological roadmap and High Level Design (HLD) for the solution
• Determining the interoperability, dependencies, and interactions between the infrastructure, platform, and the software environment from a security perspective
• Providing security input into developing, architecting, and documenting Intermediate Level Design (ILD) infrastructure solutions for the Development team to implement, ensuring their coherence across the OpNET solution and compliance with applicable security standards and policies
• Reviewing and approving Low and Detailed Level Design (LLD and DLD) solutions and supporting artefacts to ensure compliance with applicable security standards
• Identifying vulnerabilities, and mitigation strategies for these
• Reviewing any 3rd Party services for security compliance to MOD policy and industry best practices
• Help to define and document security elements of the Architectural runway, setting the direction for Platform and cyber teams. (to include logging, AV, Cyber Defence, FW config etc.) as required

Essential skills

• Detailed understanding of security architecture and experience in applying it to the following:
• Solution design of secure hardware and software solutions, demonstrating successful delivery on complex, large scale programmes utilising emerging technologies where possible.
• Delivering against high pressure timelines and in complex organisations.
• Writing security requirements and producing detailed security designs.
• Conducting rational product selections against complex security requirements,
• Demonstrable experience, expert knowledge, and understanding of applying security architectural expertise within the the following technical environment:
• VMware’s Virtualised Desktop Infrastructure (Horizon) product set.
• Virtualisation technologies such as VMware ESXi 6.5, vCentre 6.5, vSAN
• Microsoft Windows Server 2008 R2, 2012 R2, 2016 and 2019 core operating systems.
• Additional Microsoft based technologies such as Exchange, Skype, SQL, and Group Policy.
• Microsoft Windows 10, various Linux implementations from thick client to zero client VDI solutions.
• Several years’ experience in providing security architecture expertise to the design and delivery of:
• Public and Private cloud architectures utilising Software Defined Datacentre (SDDC) techniques.
• Government Grade Cryptography Provisioning and Management
• Security implementations such as PKI and proxy services e.g. ADFS in line with MOD Security assurance processes.
• Past experience of working with accredited secure solutions within the UK Public Sector.
• Relevant Security / Cyber accreditations
• Proven track record of working with NCSC design patterns.

Desirable skills, qualifications, and experience

In order to deliver this service, it is desirable that individuals have:

• Experience of:
• Working within the public sector, preferably Defence, and ideally with Defence Digital (formerly ISS).
• The design and configuration of Two Factor Authentication Solutions.

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