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Principal Senior Technical Architect - IT Platforms

Job in Orpington, Greater London, BR6, England, UK
Listing for: QinetiQ
Full Time, Part Time position
Listed on 2026-09-07
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity, Cloud Computing: Infrastructure & Operations
Job Description & How to Apply Below
Package:  Competitive Salary + Benefits Package Role :
SF19685

Are you ready to be part of the future? At QinetiQ, we’re not just imagining tomorrow we are creating it. From cutting edge defence technology to ground breaking innovations our mission is to empower and protect lives. Join us as a Principal Senior Technical Architect – IT Platforms at either our Farnborough or Malvern site, where you will have the opportunity to work with cutting-edge technology in partnership with some of the most brilliant minds.

The Role As a Principal Senior Technical Architect – IT Platforms, you will play a pivotal role in shaping, designing, and governing complex defence grade IT and mission systems operating. You will be operating at the intersection of technology, security, and operational capability, this role ensures that solutions are architected to meet stringent defence requirements, integrate seamlessly across domains, and resilient, scalable, and future proof.

Day-to-day, you will work closely with programme leadership, engineering teams, military stakeholders, and industry partners to translate operational needs into robust innovative solutions that enable mission success.

Your responsibilities will include:

Developing end to end solution architectures for National Security, Defence IT, C5

ISR, mission systems, and secure services and consultancy

Leading architectural governance, ensuring compliance with MOD standards, JSPs, DEFSTANs, NIST, and relevant NATO frameworks

Shaping technical roadmaps aligned with growth roadmaps and long-term defence strategiesevaluating and selecting technologies across cloud, edge computing, secure networks, data platforms, AI/ML, and mission critical software

Collaborating with senior military users, programme managers, and engineering leads to capture operational needs and translate them into technical solutions

Being responsible for the delivery of compelling and innovative solutions to successfully win and deliver competitive bids and projects

Providing architectural oversight throughout the solution lifecycle, from bid and concept development to delivery and in service support Essential experience of the Principal Senior Technical Architect – IT Platforms:

Extensive experience architecting secure, complex systems within defence, national security, aerospace, or similarly regulated sectors

Deep knowledge of different technologies such as – Secure networks and cross domain solutions, Cloud and Hybrid architectures, Data architectures/integration/interoperability standards, Mission systems/sensors/platform integration, and Cybersecurity/cryptographic controlsA strong understanding of MOD acquisition frameworks, security classifications, and secure by design principles

Expertise in systems engineering, enterprise architecture and model based approaches

Proven ability to lead multi-disciplinary teams and influence senior stakeholders

Essential qualifications for the Principal Senior Technical Architect – IT Platforms:

Chartered Engineer (CEng) or equivalent relevant experience We value difference and we don’t have a fixed idea when it comes to background or education, provided you can show the required level of experience and willingness to learn then we would like to hear from you.

This role is 37 hours per week based at either our Farnborough or Malvern site. Minimum, average site attendance of 3 days per week. Frequent customer travel will be required.

Farnborough At our Farnborough site exciting work takes place at our state-of-the-art facility, with high-energy laser technologies, our 5m pressurised wind tunnel which has a simulation capability that is unique in the UK and our large research and development projects is a real hub of creativity, research and innovation. Join our talented teams of Engineers, IT & Cyber Specialists, Project Managers, Group Functions Teams and many more to provide future defences in the UK.Why

Join QinetiQ?

As we continue to grow into new markets around the world, there’s never been a more exciting time to join Qineti

Q. The formula for success is our appetite for innovation and having the courage to take on a wide variety of complex challenges.

As a…
Position Requirements
10+ Years work experience
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