Principal Network Architect & Design Authority

CACI Ltd

Greater London

On-site

GBP 120,000 - 160,000

Full time

2 days ago

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Job summary

CACI Network Services is a rapidly expanding IT and networks consultancy. As Principal Network Architect, you will act as trusted advisor, technical authority, and strategic partner to our clients, leading the design of complex, secure, scalable network architectures.

You will work with sales, delivery teams, engineering and senior stakeholders, guiding engagements from concept to design, delivery oversight and operational readiness, with emphasis on pre-sales support and architectural

Qualifications

Experience designing and delivering large-scale network and security solutions.
Strong understanding of network architecture and security principles.
Experience acting as Design Authority on complex engagements.
Proven pre-sales, tender responses, and solution shaping experience.
Ability to communicate complex concepts to non-technical stakeholders.

Responsibilities

Lead design of secure, scalable network architectures across major programmes.
Engage with stakeholders from C-level to technical teams to translate requirements.
Produce high-quality architectural documentation (HLA, HLD, LLD).
Partner with Sales on pre-sales engagements and tender responses.
Provide technical leadership during delivery and ensure architectural intent.