M&A Integration & Separation Manager

Deloitte is the world’s number one professional services firm and making an impact is more than what we do. It is why we are here. We bring challenge, curiosity and edge to every project, driving positive progress for our clients, our people, our communities and the planet. This purpose inspires us to work to the highest standards and to tackle the challenges that matter. Number one never stops challenging.

In a market that demands a critical balance between accelerating performance and protecting long-term value, Deloitte stands as the world’s leading professional services firm and a trusted strategic partner. We bring challenge, curiosity, and a provocative edge to every engagement - from high-stakes mergers and acquisitions to complex restructurings, valuations, and forensic investigations. By combining deep industry expertise with a global footprint, we empower our clients to navigate complexity, act decisively, and meet the rising demands for transparency. At Deloitte, we don't just follow conventional thinking; we unlock and preserve value in the moments that matter most.


We offer a competitive starting salary of €73,600.00 for this role, with salary adjustments reflecting your experience level and expertise.
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Why you'll enjoy this new opportunity?

At Deloitte, our purpose is to make an impact that matters — for our clients, our people, and society. Joining our Deal Transformation team, you will play a critical role in leading complex integration and separation programmes that support mergers, acquisitions, divestitures, and carve-outs. This role goes beyond traditional project management, offering the opportunity to combine structured delivery expertise with a deep understanding of business operations across people, processes, technology, commercial, and financial dimensions. You will work closely with clients and internal teams to ensure smooth transitions that maximise value and minimise disruption, contributing to long-term success.

What are the main activities and tasks involved?

• Manage end-to-end integration and separation projects, coordinating cross-functional teams to deliver against objectives, timelines, and budgets

• Collaborate with client stakeholders and Deloitte teams to define integration and separation requirements, scope, and success criteria

• Develop and maintain detailed project plans covering Day 1, Day 100, TSA Exit, and Standalone Readiness, including workstreams, milestones, resource allocation, and risk mitigation

• Oversee execution of operational, financial, technology, and organisational activities related to integration and separation

• Identify and manage risks, issues, and dependencies, escalating as appropriate to ensure timely resolution

• Facilitate communication and change management initiatives to support stakeholder engagement and adoption

• Support development and implementation of Transition Service Agreements (TSAs) and ensure effective service delivery during transition periods

• Monitor project performance through governance frameworks and reporting mechanisms, providing regular updates to senior leadership

• Drive continuous improvement by capturing lessons learned and applying best practices to future engagements

Skills and qualifications required:

• Proven experience (typically 5+ years) managing integration and separation projects or cross-functional strategic initiatives within M&A, divestiture, or transformation contexts

• Strong project management skills with experience in cross-functional coordination and stakeholder management

• Understanding of operational, financial, and technology considerations and their interdependencies in integration and separation scenarios

• Experience designing and implementing project management methodologies or developing PMO practices is desirable

• Experience working in consulting or professional services environments is highly desirable

• Excellent communication, negotiation, and interpersonal skills, with the ability to influence at all organisational levels

• Relevant project management certifications (e.g., PMP, Prince2) are preferable

• Bachelor’s degree in Business, Management, Finance, or related field

• Professional qualifications such as MBA, ACA, ACCA, or CIMA are preferred

Who will I be reporting to and what is their leadership style?

You will report to the Deal Transformation Partner, a leader with extensive experience in managing complex M&A integration and separation programmes. Their leadership style is collaborative and empowering, focused on delivering client value while fostering a supportive environment for professional growth and innovation.

Where will I be working and what is the working model?

This role is based in our Dublin office, operating within a flexible hybrid working model that balances office presence with remote working to support your productivity and wellbeing. You may also be required to work on client sites as necessary. For more information on our working arrangements, please visit our Deloitte Works webpage.

If you meet most of the criteria above, we encourage you to apply. Deloitte is an equal opportunities employer and will ensure that any reasonable accommodations are implemented throughout the recruitment and selection process.

What we offer

Your reward at Deloitte is competitive, purpose driven and designed to support your growth. It is more than salary. We invest in your personal and professional development, empower your work life balance and offer benefits that support you at every stage of life. These include health and wellbeing supports, pension and savings options, training and coaching and enhanced leave options.