Senior Payroll Analyst (FTC 1 year)

At Iron Mountain we know that work, when done well, makes a positive impact for our customers, our employees, and our planet. That’s why we need smart, committed people to join us. Whether you’re looking to start your career or make a change, talk to us and see how you can elevate the power of your work at Iron Mountain.

We provide expert, sustainable solutions in records and information management, digital transformation services, data centers, asset lifecycle management, and fine art storage, handling, and logistics. We proudly partner every day with our 225,000 customers around the world to preserve their invaluable artifacts, extract more from their inventory, and protect their data privacy in innovative and socially responsible ways. 

Are you curious about being part of our growth stor​y while evolving your skills in a culture that will welcome your unique contributions? If so, let's start the conversation.

Global Human Resources

Our mission is to identify, develop, and retain the talent and capabilities we need to drive business performance, and achieve our strategic objectives. We are committed to enabling a successful employee experience from Day One at Iron Mountain and creating a supportive, diverse, creative (and fun!) work environment. We’re dedicated to giving employees the HR resources and high level of strategic support they need when they need it, in an integrated, simplified and consistent way across the globe.

Role Overview

The post holder will execute complex payroll transformation initiatives in France, playing a key role in enhancing payroll accuracy, compliance, and operational efficiency. A critical part of this role will involve preparing for the transition to a new global outsourced payroll platform.

The individual will work cross-functionally with Payroll, Finance, and Technology teams, both locally in France and across the EMEA region. This is a highly collaborative and hands-on role, well suited to a detail-oriented professional with a strong understanding of French payroll legislation and payroll accounting principles.

Key Responsibilities:

• Reconciliation of historical social security and pension contributions, ensuring all payments and records are accurate and up to date.

• Document end-to-end payroll processes to support transparency, consistency, and audit readiness.

• Support the rationalisation of multiple legal entities and the consolidation of payroll operations from several outsourced providers into a single in-house payroll team.

• Contribute to planning and preparation activities for the transition to a global outsourced payroll engine.

• Collaborate with Finance to ensure payroll accounting, such as general ledger entries, labour distribution reports, and accruals is accurate and aligned.

• Identify and resolve payroll issues and data discrepancies with a proactive, problem-solving approach.

• Build strong working relationships with stakeholders across HR, Finance, Technology, and external vendors to deliver outcomes aligned with project objectives.

• Provide French payroll subject matter expertise to inform decision-making and ensure compliance with relevant legislation.

Core Competencies

• Analytical Thinking: Able to interpret complex payroll and financial data to identify issues and recommend effective solutions.

• Project Delivery: Proven ability to manage tasks and priorities to meet deadlines within a dynamic project environment.

• Attention to Detail: Delivers high levels of accuracy in all aspects of work, particularly in financial data and documentation.

• Communication: Communicates clearly and confidently in both French and English, with the ability to tailor messaging to different audiences.

• Stakeholder Management: Builds effective working relationships with internal stakeholders, navigating complexity with professionalism and empathy.

• Initiative and Ownership: Demonstrates a proactive approach to identifying gaps or risks and takes accountability for driving improvements.

• Adaptability: Comfortable working in a fast-paced and evolving environment, with the ability to respond to shifting priorities.

• Collaboration: Works effectively as part of a cross-functional team, contributing knowledge and support to collective goals.

Experience / Qualifications: