{"id":2293971,"url":"https://alion.io/job/sander-infrastructure-architect-brusselsmechelen","title":"Infrastructure Architect (Brussels/Mechelen)","company":{"id":4413056,"name":"Sander","domain":"wearesander.com","url":"https://alion.io/company/sander-3","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Brussels, Belgium"],"countries":["BE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":82000,"max_usd":197000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":926},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"DNS","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"KVM","optional":false},{"name":"Linux","optional":false},{"name":"OpenShift","optional":false},{"name":"OpenStack","optional":false},{"name":"Puppet","optional":false},{"name":"Red Hat","optional":false},{"name":"Terraform","optional":false},{"name":"VMWare","optional":false}],"status":"live","first_seen_at":"2026-10-08T05:15:06Z","employer_posted_date":null,"last_verified_at":"2026-10-08T05:15:06Z","board_verified":false,"closed_at":null,"days_open":18,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":18},"description":"Can you lead a migration to a private cloud?\nWe are looking for a Senior Freelance Infrastructure / Solution Architect to support a strategic private-cloud platform initiative.\nThis is a hands-on architecture role for someone who combines strong infrastructure engineering experience with senior-level solution architecture capabilities. You will be responsible for translating business and technical requirements into robust infrastructure solutions, producing high-quality architecture documentation, evaluating technology and vendor options, and supporting governance and procurement activities.\n\nThe organisation is currently progressing through the procurement phase of a private-cloud platform, with an RFP potentially being launched in the coming weeks. The ideal candidate will therefore be comfortable operating at both technical and architectural level, while also bringing experience with vendor selection, RFPs and formal documentation.\nYou will work closely with infrastructure, cloud, application and project stakeholders to understand the existing environment and define the future-state architecture, including the migration path from existing on-premises infrastructure towards a private-cloud platform.\nRoleKey responsibilitiesDesign and document end-to-end infrastructure and solution architectures, including comprehensive High-Level Designs (HLDs).\nTranslate business, application and infrastructure requirements into scalable, secure and maintainable technical solutions.\nAnalyse the existing infrastructure landscape and define target-state architectures for private-cloud adoption.\nSupport the migration of on-premises infrastructure towards private-cloud environments, taking into account dependencies, availability, security and operational requirements.\nEvaluate and compare different cloud, infrastructure and technology vendors, providing clear technical recommendations and trade-off analyses.\nContribute to the private-cloud platform procurement and RFP process, including technical requirements, evaluation criteria and vendor responses.\nReview and challenge proposed technical solutions, ensuring alignment with architectural principles and organisational standards.\nProduce and maintain architecture documentation, diagrams, technical specifications, decision records and other governance artefacts.\nSupport architecture governance processes and ensure that solutions are properly documented, reviewed and approved.\nWork closely with infrastructure engineers and delivery teams to ensure that architectural designs are realistic, implementable and operationally sound.\nProvide hands-on technical input where required and remain sufficiently close to the implementation to validate architectural decisions.\nCollaborate with application, infrastructure, security, networking and operations teams in a complex Linux and Java-oriented environment.\nPresent architectural proposals and recommendations to both technical and non-technical stakeholders\n\nProfileRequired experienceSenior-level experience as an Infrastructure Architect, Solution Architect, Cloud Architect or similar.\nStrong background in IT infrastructure and systems engineering, combined with proven architecture experience.\nStrong knowledge of cloud and private-cloud technologies and architectures.\nProven experience designing and documenting High-Level Designs (HLDs) and target architectures.\nExperience working with existing/on-premises infrastructure and defining migration strategies towards private cloud.\nAbility to assess different technical solutions and compare vendors and technologies based on technical, operational and business requirements.\nStrong understanding of infrastructure components such as Linux, virtualization, networking, storage, compute, containers and automation.\nExperience working in complex enterprise environments with multiple technical stakeholders.\nStrong documentation, communication and presentation skills.\nAbility to challenge existing designs and provide clear, senior-level technical recommendations.\nComfortable combining strategic architecture with hands-on technical understanding.\nStrongly preferredPrevious experience with RFPs, RFIs, procurement processes or vendor selection.\nExperience designing or implementing private-cloud platforms.\nExperience with VMware, KVM, OpenStack, Kubernetes/OpenShift or comparable private-cloud technologies.\nExperience with Infrastructure as Code and automation, such as Terraform, Ansible, Puppet or similar.\nStrong Linux experience, particularly Red Hat / RHEL-based environments.\nUnderstanding of cloud platforms such as AWS, Azure or equivalent technologies.\nExperience with high-availability, disaster recovery and enterprise infrastructure architecture.\nExperience in environments involving Java applications and Linux infrastructure.\nExperience working across infrastructure, DevOps, security and application teams.\nTechnical environmentThe role is expected to cover a broad infrastructure landscape, potentially including:\nLinux / RHEL / Ubuntu\nPrivate & Hybrid Cloud\nVMware / KVM / OpenStack\nKubernetes / OpenShift\nTerraform / Ansible / Infrastructure as Code\nNetworking, DNS, load balancing and security\nSAN / NAS / object storage\nMonitoring and observability\nCI/CD and 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