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Senior Infrastructure Migration Expert

Infra Transformation Manager | Senior Level | Full time
Job No. R00343754 | Brussels
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The role

As a Senior Infrastructure Migration Expert, you will lead large-scale cloud migration programmes for enterprise clients, orchestrating the transition of complex workloads from legacy or on-premises environments to cloud-native platforms. You will own the migration strategy end to end — from discovery through to hypercare — managing risks, go/no-go decisions, and multi-stakeholder escalations. You will be the go-to reference for our clients' IT leadership on cloud migration, and will actively contribute to the development of migration assets, tooling, and practice capabilities.

Key Responsibilities

  • Lead end-to-end cloud migration programmes: discovery, assessment, planning, execution, and hypercare.
  • Define and own comprehensive migration strategies covering lift-and-shift, replatforming, and refactoring. Ensure alignment with client objectives, application dependencies, technical and business constraints, project timelines and inter-dependencies…
  • Define migration waves, sequencing, and cutover plans for complex, multi-platforms environments.
  • Architect the target-state infrastructure and oversee IaC provisioning across multi-cloud environments.
  • Define workloads and applications migration approaches: Data schema evolution, dual-write strategies, data replication and integrity validation.
  • Coordinate offshore/onshore project delivery teams, ensuring readiness at each stage and following up on progress and blockers.
  • Manage migration risk, go/no-go decisions, and stakeholder escalations.
  • Drive Post-migration activities, Hyper-Care period and transition of operations to RUN teams, including implementation of backup, observability, OS patching, privileged access, documentation updates…
  • Drive rightsizing, cost optimisation, and FinOps practices on migrated infrastructure.
  • Collaborate with client on decommissioning of legacy infrastructure and reduction of technical debt.
  • Mentor junior migration engineers, develop reusable migration patterns, and contribute to knowledge repositories.
  • Engage with client CxOs and programme sponsors to communicate progress, risk, and value delivered.
  • Contribute to migration tooling, automation frameworks, and practice capability development.

Who We Are

Accenture is a leading global professional services company that helps organizations build their digital core, optimize operations, accelerate growth and enhance services. We combine deep industry expertise with advanced technology capabilities in cloud, data & AI, security and intelligent platforms.
In Belgium and Luxembourg, our teams work with leading organizations across the public and private sectors to drive innovation, improve business performance and deliver meaningful outcomes through technology.
Within the Intelligent Infrastructure Services practice, part of Digital Core Reinvention, you will join a team of specialists dedicated to transforming the technology foundations of our clients. Our scope spans cloud architecture and migration, AI applied to infrastructure, managed service excellence and digital workplace transformation.

Your profile

Language Requirements

  • Fluency in English and French and/or Dutch is required.
  • Ability to work effectively in an international and multicultural environment.

Required Skills

  • Deep expertise in cloud migration at enterprise scale across AWS, Azure, GCP, OCI and/or Private Clouds — multiple end-to-end programmes delivered.
  • Mastery of migration strategies and tooling: AWS MGN, Azure Migrate, Velero, CloudEndure, AWS DMS, VMWare HCX, Nutanix...
  • Excellent infrastructure knowledge across multiple infrastructure technologies and tools: SAN/NAS storage, backup, infrastructure monitoring, Virtualization platforms (VMWare, RedHat OpenShift…)
  • Good understanding of Linux and Windows administration and troubleshooting in cloud environments.
  • Good understanding of network and routing principles (segmentation, vlans, subnets, firewalling, VRFs, NSX…)
  • Good knowledge of Data Centers and hosting, Data Center LAN networks, security principles
  • Strong understanding of cloud security, compliance, and governance during migrations (encryption, IAM, audit logs, NIS2).
  • Experience leading cross-functional migration teams: networking, security, application, and FinOps.
  • Familiarity with hybrid infrastructure environments and enterprise IT operating models.
  • Ability to define and manage SLAs, KPIs, and success metrics for migration programmes.
  • Excellent communication and stakeholder management skills, including CxO-level reporting.

Preferred Skills

  • Experience with mainframe or SAP workload migrations to cloud.
  • Knowledge of Kubernetes-based workload migration (Velero, KubeMove).
  • Familiarity with multi-cloud networking (SD-WAN, Aviatrix, Cloud WAN).
  • Experience with database-as-a-service migrations (Oracle to Aurora, SQL Server to Azure SQL).
  • ITIL or project management certifications (PMP, PRINCE2).

Relevant Certifications

  • AWS Certified Solutions Architect – Professional.
  • Microsoft Certified: Azure Solutions Architect Expert (AZ-305).
  • Google Professional Cloud Architect.
  • AWS Certified Database – Specialty or Azure Database Administrator Associate.
  • HashiCorp Certified: Terraform Associate / Professional.

Additional Requirements

  • Candidates must be citizens of a NATO member country.
  • Candidates must be eligible to work in Belgium.

Our offer

At Accenture, we are committed to creating an inclusive and supportive workplace that values diversity and promotes growth for all. As you join our global company with a world-class brand and reputation, we want to assure you that you will be part of a vibrant, diverse workplace culture. We firmly believe in openness and honesty, fairness and equality, and we celebrate the unique contributions of every individual. We are dedicated to getting to know the real you and supporting your personal and professional growth, so you can excel in whatever you're great at. At Accenture, learning is a continuous journey, and we provide numerous learning opportunities, both formal and informal, to enhance your role-specific skills and expertise.
Beyond the impactful work we do for our clients and the nurturing work environment we provide, we offer a range of excellent employee benefits designed to cater to your diverse needs and well-being.
These benefits include:
  • 13th month + holiday allowance: Ensuring financial stability and recognition for your hard work.
  • 20 + 12 holidays: Providing ample time to recharge and spend quality moments with loved ones.
  • Laptop and smartphone: Equipping you with the necessary tools to excel in your role, regardless of location.
  • Hospitalization insurance and extensive group insurance package: Prioritizing your health and well-being, so you can focus on what matters most.
  • Extensive level of flexibility: Allowing you to decide
  • Bonus program: Recognizing and rewarding your exceptional contributions to the team's success.
  • Training & learning opportunities: Encouraging continuous growth and skill development to reach your full potential.
  • Green mobility program: Supporting environmentally friendly commuting options like e-bikes, public transport, bike 2 work allowance, and more.
  • Flexrewards: Empowering you to customize your rewards package with our flexible benefits tool to suit your individual needs.
  • Discount program: Offering discounts at your favorite online shops, so you can enjoy life outside of work.
  • Employee shares purchase plan: Providing an opportunity to become a stakeholder in the company's success.
  • Eco-cheques: Promoting sustainable living and environmentally conscious choices.
  • And many more!

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We work with one shared purpose: to deliver on the promise of technology and human ingenuity. Every day, more than 775,000 of us help our stakeholders continuously reinvent. Together, we drive positive change and deliver value to our clients, partners, shareholders, communities, and each other.

We believe that delivering value requires innovation, and innovation thrives in an inclusive and diverse environment. We actively foster a workplace free from bias, where everyone feels a sense of belonging and is respected and empowered to do their best work.

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Join Accenture to work at the heart of change. Visit us at www.accenture.com.

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