SC Cleared Enterprise Architect

Rate: £800 per day (Outside IR35)
Duration: Immediate start - 6 months
Clearance Required: Active SC Clearance (mandatory)
Location: Hampshire (2-3 days/week on-site)

iO Associates are looking for a highly credible, SC Cleared Enterprise Architect with a strong military background to take ownership of a critical architecture function within a secure, defence-focused environment.

This is a leadership role, responsible for setting architectural direction, defining standards, and leading a team of architects operating under strict security and operational constraints. The successful candidate will bring significant gravitas, stakeholder confidence, and experience operating in complex secure environments.

• Lead and manage a team of enterprise and solution architects.

• Define, own, and enforce enterprise architecture standards and governance.

• Provide strategic architectural direction aligned to business and operational objectives.

• Produce and govern enterprise architecture models using Sparx Enterprise Architect.

• Apply and tailor TOGAF, NAF, and ArchiMate frameworks within a secure environment.

• Engage with senior military, technical, and commercial stakeholders.

• Ensure all architectural activity adheres to security, operational, and regulatory constraints.

• Act as the senior design authority across multiple complex programmes.

• Military background is essential

• Strong understanding of military units, command structures, and security constraints.

• Good experience with:

  • Sparx EA

  • TOGAF

  • NAF (NATO Architecture Framework)

  • ArchiMate

• Extensive experience defining enterprise-wide architecture standards.

• Excellent senior stakeholder engagement and communication skills.

• Ability to operate with authority, credibility, and confidence at senior levels.

If you're actively looking for a new role, or open to a confidential discussion, please don't hesitate to apply now for more information.