IMC is seeking a Global Mobility Lead to join our Global Total Rewards Team to build and lead our global mobility program. Reporting to the Head of Total Rewards, this role will own the full spectrum of global mobility — from policy design and governance to tax compliance, immigration, and assignee experience — and will serve as IMC's primary subject matter expert on all matters related to cross-border employment. As a strategic partner, you will work across HR, Finance, Legal, and senior business leadership to ensure that our mobility program is structured, competitive, compliant, and cost-effective.

This is an individual contributor role, with strong dotted line relationships within HR. You will manage external consultants and vendors, and will be responsible for establishing the infrastructure, governance, and reporting capabilities that a program of this scale requires.

Key Responsibilities

Program Strategy Policy Design, own, and continuously evolve the global assignment policy framework, covering long-term, short-term, and other international mobility arrangements Partner with senior HR stakeholders and business leadership on mobility decisions, providing mobility expertise early in the planning process Tax, Payroll

Compensation

Manage relationships with external tax advisors and mobility vendors (Big 4, specialist firms); oversee tax equalization, hypothetical tax processing, and year-end tax filings Coordinate shadow payroll, dual payroll, and split payroll structures across jurisdictions in partnership with local payroll teams Establish and maintain assignment

components, including cost-of-living, housing, hardship, and other mobility allowances, in partnership with Total Rewards, ensuring market competitiveness and alignment with current benchmark data Immigration Compliance Partner with local immigration teams within HR to coordinate visa, work permit, and compliance for all internationally mobile employees; manage external immigration counsel Monitor legislative and regulatory changes across key host countries (Americas, APAC, EU); assess and communicate business impact Ensure certificates of coverage, social security agreements, and statutory benefit eligibility are managed accurately for all assignees Assignee Experience Serve as the senior escalation point for assignees across the full assignment lifecycle — pre-departure, on-assignment, and repatriation Manage relocation service providers (DSP, household goods, temporary housing) and hold them to defined SLAs and service standards Finance Cost Management Own the end-to-end financial management of the global mobility program, including assignment cost projections, total cost-of-mobility budgeting, forecasting, and intercompany recharge processes in partnership with Finance Provide robust cost estimates for proposed assignments, advising stakeholders on cost implications, policy application, and optimization opportunities while balancing business needs and employee experience Monitor and report mobility spend, program performance, key metrics, and risk indicators, delivering actionable insights to HR, Finance, and business leadership to support decision-making and governance Stakeholder Vendor Management Partner with HR Business Partners; develop training and guidance materials to enable HRBPs to manage routine mobility queries independently Manage RFP, selection, SLA governance, and annual performance reviews for all mobility vendors (tax, immigration, relocation, data providers) Collaborate with Talent Acquisition on mobility considerations for international new hires; partner with Talent Management on assignment-to-career pathway design Skills Experience Bachelor’s degree with 10+ years of progressive experience in global mobility or mobility tax with demonstrated experience in a program leadership role Demonstrated experience owning policy design, governance frameworks, and vendor management in a global mobility context Deep, hands-on knowledge o