Defence Enterprise Architect - C4ISR & AI-Driven Decisions

Snc-Lavalin; United Kingdom; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid working

Flexible holidays

Professional development

Job summary

AtkinsRéalis in the United Kingdom seeks an experienced enterprise/defence architect to bridge operational users, decision-makers and technology teams. You will work across J2–J6 domains, translating needs into architecture products and overseeing AI-enabled analysis and decision-support outputs.

The role emphasises understanding of Defence operations, planning, intelligence, and C4ISR, with strong stakeholder engagement and modern development practices. Hybrid working is offered.

Qualifications

• Education: Degree in Systems Engineering, Computer Science, Software Engineering and/or equivalent industry experience.
• Experience in systems/enterprise architecture within defence, aerospace, or national security sectors.
• Familiarity with TOGAF, NAF v4 and ArchiMate for modelling and architecture products.

Responsibilities

• Bridge operational users, senior decision-makers and technology delivery teams.
• Engage Defence stakeholders across levels from front-line users to officers.
• Assimilate complex information, identify patterns and provide evidence-based recommendations.
• Evaluate AI-enabled tools and validate outputs with domain expertise.

Skills

TOGAF

NAF v4

ArchiMate

AI-enabled tools

Stakeholder engagement

DevSecOps

C4ISR

Systems thinking

Education

Degree in Systems Engineering, Computer Science or Software Engineering

Tools

ArchiMate

Job description

AtkinsRéalis in the United Kingdom seeks an experienced enterprise/defence architect to bridge operational users, decision-makers and technology teams. You will work across J2–J6 domains, translating needs into architecture products and overseeing AI-enabled analysis and decision-support outputs.

The role emphasises understanding of Defence operations, planning, intelligence, and C4ISR, with strong stakeholder engagement and modern development practices. Hybrid working is offered.