Senior Infrastructure & Cloud Architect

The role As a Senior Infrastructure & Cloud Architect, you will own the technical leadership of complex cloud and hybrid transformation programmes for enterprise clients. Recognised as an architectural authority, you will define standards, patterns, and technology roadmaps, advising IT leadership and CxOs on their strategic choices. You will drive multi-cloud adoption (AWS, Azure, GCP), architect resilient and secure cloud-native platforms, and actively contribute to pre-sales, innovation, and practice capability development. You will also serve as a mentor for junior and mid-level architects across your scope. Key Responsibilities Lead the definition, design, and documentation of enterprise-grade cloud and hybrid architectures. Develop and own cloud architecture strategies, governance standards, and compliance frameworks. Drive cloud adoption and lead architectural decision-making for complex, multi-workload enterprise transformations. Provide solution architecture guidance and conduct analysis of alternative architectural patterns. Define multi-cloud strategy across AWS, Azure, and GCP, including hybrid and edge computing scenarios. Architect and oversee the delivery of PaaS platforms and containerised workloads at scale. Define IaC patterns, CI/CD blueprints, and DevSecOps automation standards. Model Total Cost of Ownership (TCO) and promote cost-optimised, FinOps-aligned architectures. Act as a Subject Matter Expert (SME) and trusted technical advisor to client CxOs and IT leadership. Mentor junior and mid-level architects, facilitate communities of practice, and contribute to capability development. Engage in business development activities: opportunity qualification, solution shaping, and proposal writing. Contribute to thought leadership, technical publications, and practice innovation initiatives. 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 fluency in French and/or Dutch Ability to work effectively in an international and multicultural environment. Required Skills Deep expertise in multi-cloud architecture (AWS, Azure, GCP) and large-scale hybrid cloud deployments. Mastery of Infrastructure as Code (Terraform, CloudFormation, Bicep, Pulumi) and GitOps practices. Expert-level container orchestration: Kubernetes (EKS, AKS, GKE), Helm, service meshes (Istio, Linkerd). Advanced networking expertise: SD-WAN, BGP, ExpressRoute/Direct Connect, Zero Trust Networking, SASE. Strong cloud security architecture: IAM, encryption, compliance frameworks (ISO 27001, SOC 2, GDPR, NIS2). Experience defining enterprise-grade CI/CD pipelines and DevSecOps practices at scale. Ability to design high-availability, disaster recovery, and business continuity architectures. Demonstrated ability to lead technical teams and engage at CxO level. Strong analytical skills for architecture trade-offs, cost modelling, and risk assessment. Preferred Skills Experience with generative AI and LLM infrastructure (GPU clusters, vector databases, inference optimisation). Familiarity with platform engineering, developer portals (Backstage), and Internal Developer Platforms. Experience with FinOps tooling and cloud cost governance frameworks in managed services contexts. Knowledge of legacy infrastructure or mainframe modernisation patterns. Consulting background in managed services or systems integration environments. Exposure to edge computing, industrial IoT, or 5G infrastructure architectures. Relevant Certifications AWS Certified Solutions Architect – Professional. Microsoft Certified: Azure Solutions Architect Expert (AZ-305). Google Professional Cloud Architect. Certified Kubernetes Administrator (CKA). HashiCorp Certified: Terraform Associate / Professional. TOGAF 9/10 or equivalent enterprise architecture framework certification. 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! About Accenture Accenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services—creating tangible value at speed and scale. We are a talent- and innovation-led company with approximately 791,000 people serving clients in more than 120 countries. Technology is at the core of change today, and we are one of the world’s leaders in helping drive that change, with strong ecosystem relationships. We combine our strength in technology and leadership in cloud, data and AI with unmatched industry experience, functional expertise and global delivery capability. Our broad range of services, solutions and assets across Strategy & Consulting, Technology, Operations, Industry X and Song, together with our culture of shared success and commitment to creating 360° value, enable us to help our clients reinvent and build trusted, lasting relationships. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners and communities. Visit us at Equal Employment Opportunity Statement We believe that no one should be discriminated against because of their differences. All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, sexual orientation, gender identity or expression, marital status, citizenship status or any other basis as protected by applicable law. Our rich diversity makes us more innovative, more competitive, and more creative, which helps us better serve our clients and our communities.