Asenium is looking for an experienced Acquisition Integration Program Manager to lead a complex post-merger integration programme for an international client.

This is a senior, hands-on position requiring strong experience in M&A; integration, programme governance and cross-functional delivery. You will work with business and corporate-function leaders across multiple geographies to translate the acquisition strategy into a structured and executable integration roadmap.

Key Responsibilities

- Define and drive the post-merger integration strategy, roadmap and execution plan.
- Lead a complex, multi-stream integration programme across business functions and geographies.
- Establish the programme governance model, decision-making forums and reporting cadence.
- Manage the integrated plan, milestones, dependencies, risks, assumptions, issues and decisions.
- Coordinate integration activities across Finance, HR, Legal, Workplace, Security and other corporate functions.
- Translate acquisition objectives, synergy assumptions and integration priorities into actionable workstreams.
- Challenge plans and decisions when they do not support the acquisition rationale or expected business outcomes.
- Align senior stakeholders across multinational and matrixed organisations.
- Support cultural integration, communication planning and organisational change.
- Build and maintain executive dashboards, KPIs, status reports and governance documentation.
- Anticipate delivery risks, remove blockers and escalate critical decisions.
- Ensure the integration approach remains pragmatic and adaptable as business priorities evolve.

Required Experience

- Significant experience leading post-merger integration programmes across multiple functions and countries.
- Proven delivery experience in complex, multi-stream programmes with tight deadlines.
- Strong hands-on PMO expertise, including integrated planning,



RAID management, dependencies, KPIs and governance.
- Experience with different integration models, including preservation, symbiosis, absorption and full transformation.
- Experience with carve-outs and Transition Services Agreements is highly desirable.
- Strong understanding of acquisition rationales, synergy cases and integration priorities.
- Practical knowledge of corporate operating models and functions such as Finance, HR, Legal, Workplace and Security.
- Experience leading change management, stakeholder engagement and communication activities.
- Strong track record in multinational, multicultural and matrixed organisations.
- Professional fluency in English.

Technical and Professional Competencies

- Programme and project management
- Post-merger integration methodologies
- PMO tools, dashboards and executive reporting
- Enterprise systems, including ERP, HRIS, security and collaboration platforms
- Strategic and analytical thinking
- Cross-functional leadership
- Executive communication and storytelling
- Structured problem-solving
- Cultural awareness and change leadership
- Hands-on delivery mindset

Assignment Details

- Location: Madrid
- Working model: Hybrid
- Contract type: Freelance OR Fixed-term
- Expected start date: ASAP
- Duration: 12 - 24 Months
- Travel requirements: To be confirmed

Why Join This Assignment?

- Lead a strategic acquisition integration programme with international exposure.
- Work directly with senior business and functional stakeholders.
- Influence both integration strategy and operational execution.
- Take ownership of a visible programme with a direct impact on business outcomes.
- Receive end-to-end support from the Asenium team throughout the assignment.

If you have led complex post-merger integrations and combine strategic thinking with hands-on programme execution, we would be interested in speaking with you.

📌 Program Manager M&A (Madrid)
🏢 ASENIUM CONSULTING
📍 Madrid