Marketing Transformation Portfolio PMO Manager

6-Month Contract | Remote with Occasional Travel to London

We are seeking an experienced Marketing Transformation Portfolio PMO Manager to join a major global organisation undergoing a large-scale digital and marketing transformation programme. This is an opportunity to play a pivotal role in driving portfolio governance, value management, planning, assurance, and strategic oversight across a complex enterprise-wide transformation landscape.

The Role

As the Marketing Transformation Portfolio PMO Lead, you will provide senior-level oversight across multiple transformation initiatives, ensuring programmes are aligned to strategic objectives, governed effectively, and delivering measurable business outcomes. You will work closely with senior stakeholders across Marketing, Technology, Finance, Transformation, and Audit functions to provide visibility of progress, risks, dependencies, and benefits.

Key Responsibilities

• Lead portfolio governance and control frameworks across a large transformation portfolio.
• Ensure alignment between strategic objectives, investment priorities, and programme delivery.
• Drive portfolio planning, prioritisation, sequencing, and performance management.
• Partner with Finance teams to manage budgets, forecasts, investment tracking, and financial controls.
• Establish and oversee benefits realisation frameworks, ensuring value delivery remains measurable and transparent.
• Manage cross-programme risks, issues, dependencies, and escalation processes.
• Provide executive-level reporting, insights, and decision support to senior leadership teams.
• Collaborate with Transformation Offices, Audit teams, and programme leadership to ensure strong governance and compliance.
• Continuously improve PMO standards, frameworks, reporting, and ways of working across Agile, SAFe, and hybrid delivery environments.

Required Experience

• Extensive experience leading enterprise or portfolio-level PMO functions within large, complex organisations.
• Background in portfolio governance, financial management, benefits realisation, risk management, and assurance.
• Experience engaging with executive stakeholders and influencing strategic decision-making.
• Proven ability to operate across multiple programmes within large transformation environments.
• Understanding of Agile, SAFe, and hybrid delivery methodologies.
• Experience working alongside Transformation Offices, Audit, Finance, and corporate governance functions.

Desirable Experience

• Experience supporting marketing, digital, MarTech, content, or customer experience transformation programmes.
• Previous experience within regulated, consumer-focused, FMCG, healthcare, or similar enterprise environments.
• Relevant certifications such as MSP, PMP, PRINCE2, SAFe, or Lean Portfolio Management.

Guidant, Carbon60, Lorien & SRG - The Vertage Group Portfolio are acting as an Employment Business in relation to this vacancy.