Senior Infrastructure

Who are we? Human and technology to scale sustainable performance Founded in 1989, Scalian is a French group with an international dimension, with offices in Europe and North America, specializing in business transformation through its dual mastery of business processes and digital technologies. In the TOP10 engineering consulting companies in France, the Group is involved in service activities in the management of industrial projects, supply chain (costs, quality, deadlines, performance), architecture and development of embedded digital systems, computer systems applications. Information and Artificial Intelligence. Scalian also deploys solutions for optimizing projects or the performance of organizations and responds to the challenges of transformation for leaders in industry and the tertiary sector (energy, transport, space, banking, health, environment, etc.).

Job Description
Are you a Senior Infrastructure & Network Architect looking for a new challenge? If you want to expand your reach and share your knowledge with a team of professionals, contribute to the development of your colleagues' or Clients' skills, want to consolidate your expertise and grow on innovative projects, this is your opportunity What This Experience Will Bring You First of all, an interesting technical challenge but also an overview of our Client's projects. We will build your career together and accompany you towards the development of new skills and technical leadership. What will your role be? We are looking for a Senior Infrastructure & Network Architect to perform the following activities:
• Design and define target infrastructure, network and hybrid cloud architectures.
• Translate business and technical requirements into secure, scalable and resilient architecture solutions.
• Produce High-Level Designs (HLDs), architecture diagrams and technical documentation.
• Review Low-Level Designs (LLDs) and challenge proposed technical solutions.
• Define architecture standards, technical patterns and Architecture Decision Records (ADRs).
• Assess technical risks, dependencies, security requirements and infrastructure constraints.
• Support AWS and hybrid cloud connectivity, networking and integration.
• Collaborate with Enterprise, Solution, Cloud and Security Architects, as well as engineering teams.
• Contribute to architecture governance, production readiness and operational handover.
• Support infrastructure architecture across multiple sites, including industrial and OT environments. Qualifications What are we looking for in you? Experience and competencies
• Minimum 10 years of experience in infrastructure/network architecture or senior infrastructure engineering, including significant architecture responsibilities.
• Strong knowledge of LAN/WAN, routing, switching, VLANs, firewalls and network segmentation.
• Solid expertise in virtualization, Windows/Linux infrastructure, storage, backup and disaster recovery.
• Good understanding of AWS architecture, cloud networking and hybrid connectivity (VPC, Transit Gateway, Direct Connect, etc.).
• Familiarity with architecture methodologies such as TOGAF and ArchiMate.
• Experience producing HLDs, reviewing technical designs and defining architecture standards.
• Understanding of APIs, integration patterns and related security requirements (REST, OAuth2, API Gateway, etc.).
• Experience in industrial/OT or critical environments is a strong advantage. Soft

skills:
• Problem solving
• Good communication skills
• Goal-oriented approach
• Self-Driven
• Proactive to solution
• Teamwork Languages:
• French (fluent, oral and written)
• English (fluent, oral and written) Additional Information Why would you take the plunge? Because Scalian is a group of specialists, carrying an ambitious development project, focused on innovation and committed to its customers where you can:
• Build a tailor-made career path, varied and adapted to your desires, thanks to the variety of missions in your area of expertise and the bridges between trades
• Learn by the quality of the projects on which you will intervene, in your specialty, and thanks to the large training catalog delivered by our internal Academy
• Have an attractive social framework that respects everyone's needs (telework agreement, crèches, social coverage, flexibility, soft mobility, etc.)
• Contribute to R&D topics or participate in internal projects
• Be part of a friendly team that will make work rhyme with pleasure So want to expand the frame? Contact us to talk about it.