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Senior Manager, Human Resources

City
Irving
State/Province
Texas

Overview:

The HR M&A Sr Manager leads the people-related aspects of mergers, acquisitions, divestitures, and joint ventures. This role partners closely with Corporate Development, Legal, Finance, IT, and business leadership to ensure effective HR due diligence, integration planning, TSA and post-close execution. The ideal candidate brings strong HR expertise, project management discipline, and the ability to operate in complex, fast-paced deal environments.

Responsibilities:

Deal Strategy & Due Diligence

  • Lead HR due diligence for M&A and divestiture activities, including workforce structure, compensation and benefits, labor relations, policies, compliance, and liabilities.
  • Identify people-related risks, cost synergies, and integration considerations; clearly document findings and recommendations.
  • Advise deal teams on HR-related transaction risks and mitigation strategies.

Integration & Separation Planning

  • Develop and execute HR integration or separation strategies aligned with deal objectives and timelines.
  • Lead planning for key HR workstreams, including:
    • Organizational structure and workforce transition
    • Talent and retention planning
    • Compensation, benefits, and payroll alignment
    • HR systems, data, and process integration
    • Policies, compliance, and employment contracts
  • Coordinate Day 1 readiness activities to ensure seamless employee transitions.

Change Management & Communications

  • Partner with Communications and Leadership to support change management strategies and employee messaging.
  • Support consistent, compliant, and timely employee communications throughout the transaction lifecycle.

Stakeholder Management

  • Serve as the primary HR point of contact for M&A-related activities.
  • Collaborate cross-functionally with Legal, Finance, IT, Corporate Development and external advisors.
  • Influence senior leaders with data-driven insights and practical solutions.

Governance, Tools & Continuous Improvement

  • Establish and maintain HR M&A playbooks, templates, and best practices.
  • Track progress against milestones, risks, and dependencies.
  • Drive post-integration reviews and incorporate lessons learned into future transactions.

Qualifications:

Required Qualifications

  • Bachelor’s degree in Human Resources, Business, Finance, or a related field.
  • 7+ years of progressive HR experience, including direct involvement in M&A and divestitures.
  • Strong knowledge of core HR disciplines (total rewards, employee relations, payroll and HR operations).
  • Proven project management skills in complex, cross-functional environments.
  • Experience managing confidential and sensitive information with discretion.

Preferred Qualifications

  • MBA or Master’s degree in HR, Business, or related field.
  • Experience supporting global or cross-border transactions.
  • Familiarity with employment law considerations across multiple jurisdictions.
  • HR certification (SHRM-SCP, SPHR, or equivalent).
  • Previous experience in a matrixed, multinational organization.

Key Competencies

  • Strong execution capability
  • Influencing and stakeholder management
  • Analytical and financial acumen related to people costs
  • Clear, concise communication at all organizational levels
  • Ability to thrive amid ambiguity and tight deadlines

Application Methods:

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Celanese is a global leader in chemistry, producing specialty material solutions used across most major industries and consumer applications. Our businesses use our chemistry, technology and commercial expertise to create value for our customers, employees and shareholders. We support sustainability by responsibly managing the materials we create and growing our portfolio of sustainable products to meet customer and societal demand. We strive to make a positive impact in our communities and to foster inclusivity across our teams. Celanese Corporation employs more than 11,000 employees worldwide with 2024 net sales of $10.3 billion. For more information about Celanese Corporation and its product offerings, visit www.celanese.com.

Celanese is an Equal Opportunity Employer. Celanese does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.


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