Project Manager Customer Implementations and Integration Support

You will manage customer implementation projects from kickoff through go-live and follow-up. You will coordinate plans, integrations, onboarding, testing, and stakeholder communication while identifying risks and improving reusable delivery processes.

Responsibilities

• Own customer implementation project delivery from kickoff to go-live
• Act as the day-to-day contact for customer implementation projects
• Build and maintain project plans, milestone tracking, action lists, and decision logs
• Run weekly project meetings and prepare executive progress updates
• Manage scope, timelines, dependencies, and escalation paths
• Coordinate launch readiness, cutover planning, hypercare, and post-go-live follow-up
• Clarify integration scope, data flows, API requirements, and ownership boundaries with customer IT and technical teams
• Translate customer processes into implementation requirements, data mappings, configuration needs, and test scenarios
• Coordinate integration design, testing, issue triage, and defect resolution
• Support CSV imports, data validation, workflow testing, user setup, and environment readiness
• Run onboarding sessions, workshops, training sessions, and user guidance
• Coordinate UAT planning, test scripts, issue logging, feedback consolidation, and sign-off readiness
• Drive customer accountability for required implementation work
• Align commercial commitments with realistic delivery plans
• Surface delivery risks early
• Create reusable implementation playbooks, templates, checklists, and documentation
• Improve onboarding, data migration, testing, and integration-support processes

Requirements

• 5+ years of experience in SaaS implementation, enterprise onboarding, technical project management, solutions delivery, or integration support
• Project management skills, including structured planning, clear communication, follow-up, and comfort with ambiguity
• Technical literacy in APIs, data mappings, structured files, testing flows, system dependencies, and integration constraints
• Experience working with business and technical stakeholders
• Experience with enterprise software rollouts, UAT, incident triage, go-live planning, and post-launch support
• Excellent written and verbal English

Benefits

• 30 vacation days
• Monthly allowance on Alleo flexible benefits platform
• Office in the centre of The Hague