Human Resources M&A Integration Lead (Centennial, CO)

Date: 10 Sept 2026

Centennial, CO, US, 80112

Orica

• Human Resources M&A Integration Lead
• Centennial, CO | Hybrid (3 Days In Office)

Join Orica's Human Resources team and play a critical role in the successful integration of acquired businesses. This is a highly visible position responsible for leading the People workstream across mergers and acquisitions, guiding complex workforce recommendations, identifying risks, and driving integration outcomes that support both business objectives and employee experience.

This role is designed for an experienced HR leader who has previously led integration activities from the acquiring organization's perspective. You will work closely with senior leaders, HR Centers of Excellence, , and business stakeholders to ensure successful integration planning and execution.

The Opportunity

As the Human Resources M&A Integration Lead , you will be accountable for leading the People workstream throughout the acquisition lifecycle, from workforce due diligence through post-close integration.

You will develop the people workstream integration plan, evaluate workforce structures, compare employee programs, identify integration risks, develop recommendations, manage stakeholders

• and ensure acquired employees experience a smooth transition into Orica.
• What you will own
• M&A People Integration Leadership

• Lead the People workstream for multiple acquisitions and business integrations from due diligence through post-close execution.
• Develop and manage end-to-end People integration plans, governance structures, milestones, dependencies, and deliverables.
• Serve as the primary HR lead across integration teams and work closely with business stakeholders.

Workforce Analysis and Integration Decisions

• Lead workforce due diligence activities, including collection, validation, interpretation, and analysis of employee data.
• Compare organizational structures, reporting relationships, roles, and workforce models to identify integration opportunities and risks.
• Analyze employee compensation, incentives, benefits, leave programs, and employment terms to support integration planning and recommendations.
• Evaluate integration options and provide risk-based recommendations.
• Develop decision papers, presentations, and briefing materials that enable timely and informed business decisions.
• Lead job mapping, organization design, grading, and workforce transition activities.

Risk Management and Governance

• Identify workforce, employee relations, retention, reward, operational, compliance, and implementation risks.
• Assess impacts, mitigation strategies, and downstream implications of integration decisions.
• Escalate critical risks and unresolved issues through appropriate governance forums.
• Ensure People integration activities align with legal, regulatory, and company requirements.

Employee Experience and Change Leadership

• Develop employee communication strategies, FAQs, leader toolkits, and transition resources.
• Guide leaders through organizational change and integration activities.
• Act as a trusted advisor for acquired employees and managers during periods of transition.
• Ensure integration activities reflect Orica's culture, values, and people principles.
• Drive a positive, professional, and well-organized employee experience throughout the integration journey.

What success looks like

• People integration workstream plans are successfully delivered on time and in alignment with business objectives.
• Senior leaders receive clear, data-driven recommendations that support effective decision-making.
• Workforce, reward, and organizational risks are identified early and proactively managed.
• Employee transitions are executed smoothly and professionally.
• Multiple people integration workstreams progress simultaneously without losing control of priorities, governance, or stakeholder expectations.
• Integration decisions are supported by robust analysis, clear options, and practical recommendations.

• What you will bring
• Core requirements

• Bachelor's degree in Human Resources, Business, Organizational Development, or a related discipline.
• A background in HR Business Partnering, with demonstrated experience leading HR or People workstreams for mergers, acquisitions, business integrations, or similar large-scale organizational transitions.
• Experience working from the acquiring organization's perspective during business integrations.
• Experience evaluating complex workforce, compensation, benefits, and organizational integration scenarios.
• Proven ability to identify risks, assess options, and develop recommendations for leadership.
• Strong analytical skills with the ability to work with complex workforce and organizational data.
• Advanced Excel and PowerPoint skills, including executive-level reporting and presentations.
• Exceptional stakeholder management, influencing, and communication skills.

Preferred Experience

• Experience leading multiple integration workstreams or acquisitions concurrently.
• Experience in workforce due diligence activities.
• Experience with job architecture, grading, remuneration, and benefits harmonization.
• Experience in global or matrixed organizations.
• Experience with SuccessFactors or comparable HRIS platforms.
• Experience supporting industrial, manufacturing, mining, engineering, or similarly complex operational environments.

Why Orica

At Orica, the power of our people leads change and shapes our future. With more than 13,000 employees globally, we help mobilize vital resources through mining and civil blasting, mining chemicals, geotechnical monitoring, digital solutions, and services.

You will join a collaborative global organization where your work directly impacts some of the company's most strategic business initiatives. This role offers the opportunity to influence executive decisions, lead complex transformation efforts, and shape the employee experience during cr