HR Business Project Manager – M&A Integration

3Core Systems, Inc

HR Business Project Manager overseeing M&A integration processes at 3Core Systems. Leading HR due diligence, integration, and change management to align people and culture during acquisitions.

Posted 5/27/2026contractRemote • 🇺🇸 United StatesMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

Lead HR due diligence efforts, assessing organizational structure, talent risks, compensation, benefits, and liabilities.
Develop and execute HR integration plans (Day 1 readiness, Day 100 roadmap).
Align and integrate HR systems (HRIS), payroll, benefits, and policies.
Identify and mitigate employee retention risks, especially for key talent.
Support leadership in defining target operating models and org structures.
Drive organizational design and workforce alignment post-acquisition.
Partner with leadership to assess talent gaps and succession planning.
Lead initiatives around employee engagement, culture alignment, and communication strategy.
Implement retention programs (bonuses, incentives, career pathing).
Harmonize compensation structures, job leveling, and incentive plans.
Evaluate and align benefits programs across entities.
Ensure compliance with employment laws, labor regulations, and company policies.
Manage risk related to employment contracts, redundancies, and restructuring.
Oversee integration of HRIS systems (Workday, SAP SuccessFactors, ADP).
Standardize onboarding, offboarding, payroll, and performance management processes.
Drive automation and efficiency across HR operations.
Manage full lifecycle of HR integration projects (timeline, budget, risks).
Coordinate across HR, Legal, Finance, IT, and business leadership.
Provide regular updates to executive stakeholders on integration progress.
Track and report on KPIs (retention, engagement, cost synergies).

Requirements

What you’ll need

5–10+ years in HR, HR Operations, or HR Project/Program Management
Direct experience supporting M&A transactions (due diligence + integration)
Background in industries like corporate, healthcare, financial services, tech, or professional services
Experience working in fast-paced, high-change environments
HRIS: Workday, SAP Success Factors, ADP
Project Tools: Smart sheet, Jira, MS Project
Analytics: Power BI, Excel
Collaboration: Teams, SharePoint
Survey Tools: Qualtrics, Glint

Benefits

Comp & perks

Health insurance
Flexible work hours
Professional development
Bonuses
Remote work options

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

HR due diligenceHR integration plansemployee retention programsorganizational designsuccession planningcompliance with employment lawsrisk managementperformance managementdata analyticsproject management

Soft Skills

leadershipcommunication strategycollaborationemployee engagementorganizational alignmentproblem-solvingstrategic thinkingadaptabilitystakeholder managementteam coordination