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Ongoing Advisory

Principal Architecture Oversight Retainer

Ongoing architecture governance and decision support for active transformation programs.

Monthly oversight with a 3-month minimum

Engage when

  • Continuation after a strategic advisory or diagnostic engagement, with ongoing architecture governance needed
  • running a multi-year transformation and needs a senior external architecture voice
  • CTO wants independent architecture challenge function
  • PE portfolio company needing ongoing technology governance

The engagement

Ongoing, bounded architecture governance and decision support for enterprises running transformation, modernization, or AI programs. A pay-for-access retainer providing monthly architecture board participation, async review, and structured decision support sessions with a senior principal.

Process

1

Onboarding & Alignment

1-2 weeks

2

Monthly Cadence (ongoing)

Ongoing (3-month minimum)

3

Quarterly Review

Quarterly

Deliverables

  1. Monthly Architecture Review

    Written monthly assessment of architecture decisions, risks, and compliance posture across the program with prioritised observations and recommended actions

  2. Decision Log

    Continuously maintained register of key architecture decisions capturing rationale, trade-offs, options considered, and dissenting views for future reference

  3. Risk Register Updates

    Monthly refresh of architecture and technology risks with mitigation status, residual exposure, and escalation recommendations for leadership

  4. Architecture Board Facilitation

    Chairing or participation in recurring architecture governance meetings with structured agenda, decision capture, and tracked action items

  5. Ad-hoc Architecture Guidance

    Written review notes on architecture proposals, design documents, and vendor assessments with fit-for-purpose verdict and specific risks, 24-48hr turnaround within monthly hours allocation.

Who This Is For

Typical Buyers

CTO, CIO, Chief Architect, VP Engineering, PE Operating Partner

Industries

Any enterprise with active transformation or modernization programs. Domain depth in insurance, banking, and financial services

Part of these journeys

This engagement is a step in these playbooks. See the full plan if you want the longer arc.

AI Architecture

Budget for an AI build has been approved. But no one internally has the combination of system-level architecture experience and independence from the vendor proposals on the table — and development is about to start without a blueprint.

View journey details
Optional

AI Opportunity Assessment

A structured, workshop-driven engagement that identifies, scores, and prioritises AI opportunities across your business — and hands you a roadmap you can act on immediately.

AI Solution Architecture & Design

Complete solution architecture for an identified AI opportunity — technology selection, integration design, data strategy, team specification, and governance framework. Build-ready output an engineering team can implement from day one.

Principal Architecture Oversight Retainer

Ongoing architecture governance and decision support for active transformation programs.

Build-ready architecture delivered, team guided to first release.

Ready to discuss Principal Architecture Oversight Retainer?

No commitment. Confidential. A direct conversation to understand your situation and explore how we can help.