HR M&A Project Leader

Project Leader – Human Capital Transaction Advisory Services

Are you a seasoned Human Capital professional with complementary expertise gained in large-scale, M&A due diligence? Are you keen to join and play a pivotal role within a prominent, specialist practice where you’ll take the lead on a variety of projects and advisory services in the pre-acquisition and post-deal M&A environments? If so, then we’d love to hear from you in connection with this phenomenal new opportunity with Aon’s dynamic M&A Transactions Solutions (AMATS) practice.

This is a hybrid role with the flexibility to work both virtually and from our flagship London office.

Aon is in the business of better decisions

At Aon, we shape decisions for the better to protect and enrich the lives of people around the world. As an organisation, we are united through trust as one inclusive team, and we are passionate about helping our colleagues and clients succeed.

What the day will look like

• Advise private equity and corporate clients on complex people-related transaction matters.

• Lead end-to-end Human Capital due diligence engagements, from scope and budget definition, data analysis, report writing and presentation of findings to clients.

• Provide support on integration, implementation and post-deal harmonisation projects as required.

• Manage the successful delivery of client engagements, within budgets and timelines.

• Lead, coach and develop junior team members, fostering technical excellence and high-performance delivery.

• Coordinate Aon expertise, resources and solutions across practices and geographies to deliver integrated client outcomes.

• Build strong client relationships, identify opportunities for cross-selling and post-close support.

• Contribute to business development activities, including proposal support and client pursuits.

• Ensure delivery quality, commercial performance and compliance with risk management requirements.

How this opportunity is different

What makes this role truly different is the breadth, visibility and impact. You’ll sit at the heart of high‑profile M&A transactions, advising private equity and blue‑chip corporate clients on their most complex people challenges, while working in a genuinely multidisciplinary environment. This is a leadership opportunity where your expertise shapes deal outcomes, unlocks post‑close value and builds long‑term client relationships, all within a fast‑growing, collaborative AMATS team that actively invests in your development and empowers you to lead with confidence.

Skills and experience that will lead to success

• Considerable experience in HR M&A consulting, supporting private equity and corporate clients across domestic and cross-border transactions.

• Proven experience leading multi-country Human Capital due diligence engagements, including due diligence report writing and client presentations.

• Working knowledge of pensions and employee benefits is desirable.

• Experience in integration, implementation and post-deal harmonisation programmes is advantageous.

• Strategic and commercially minded, with strong analytical and critical reasoning skills and the ability to turn complex data into clear, actionable insights.

• Confident communicator, skilled at influencing and constructively challenging senior stakeholders across cultures.

• Proven ability to lead complex global projects, delivering on time, on budget and in line with risk requirements.

• Comfortable operating in fast-paced, ambiguous environments, managing competing priorities and delivering high-quality outcomes under pressure.

• Continuous improvement mindset, with a passion for leveraging AI, technology and new ways of working to enhance client delivery.

• Experience supporting US-based clients is desirable, with the flexibility to collaborate across time zones as required.

• Proactive, flexible and “can-do” attitude.

• Ability to “get things done”.

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