Strategic Change Communications Lead, E-Invoicing

Mars; Warszawa; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Bonuses

Life insurance

Private medical care

Lunch card

Employee Assistance Program

Job summary

Mars is seeking a Global Change Communications Lead for the E-invoicing transformation in Warsaw. The role will independently drive the end-to-end change communications strategy, shaping messaging for suppliers, customers, and internal teams within Mars Global Service. Hybrid work is offered with a permanent contract.

The candidate will develop trainings, define a consistent narrative, and partner with PMO and Corporate Affairs to ensure adoption and business continuity across the programme.

Qualifications

• 5+ years of experience in managing change and communications for complex transformation programmes.
• Experience in change impact assessments and stakeholder mapping.
• Ability to translate complex programme, process and system changes into clear, relevant and engaging messages for different audiences.
• Experience creating effective multi-channel communications, including emails, SharePoint sites, videos and other digital content.

Responsibilities

• Developing and executing the end-to-end change and communications strategy to support programme readiness, implementation, adoption, and business continuity.
• Conducting stakeholder and audience impact assessments and translating insights into targeted communication and training plans.
• Creating clear, engaging, and audience-specific communications that explain complex programme, process, and system changes.
• Defining and maintaining a consistent narrative for the e-invoicing transformation, aligned with broader MGS and MGS Finance strategic messaging.
• Preparing leadership communications, programme updates, and key stakeholder materials to ensure ongoing engagement and alignment.
• Building strong relationships across the programme, including PMO, project leads, Segment and MGS stakeholders, and Corporate Affairs teams.
• Acting as the primary point of contact for all change and communications activities related to the programme.
• Supporting end-user adoption through targeted communications, engagement activities, and feedback mechanisms.
• Monitoring communication effectiveness and stakeholder engagement, providing regular insights, reporting, and recommendations to programme leadership

Skills

Change communications

Stakeholder management

Communication planning

Multi-channel communications

Independent work

Organizational skills

Fluent English

SharePoint

Tools

SharePoint

Job description

Mars is seeking a Global Change Communications Lead for the E-invoicing transformation in Warsaw. The role will independently drive the end-to-end change communications strategy, shaping messaging for suppliers, customers, and internal teams within Mars Global Service. Hybrid work is offered with a permanent contract.

The candidate will develop trainings, define a consistent narrative, and partner with PMO and Corporate Affairs to ensure adoption and business continuity across the programme.