Intro: We are seeking an experienced IT Infrastructure Architect for an exciting client located in central Stockholm. The role involves leading architectural work in complex IT environments and contributing to the design of a future, efficient, and stable IT infrastructure. Responsibilities: As an IT Infrastructure Architect you will lead the design of IT infrastructure that meets the organization's present and future needs. You will participate in developing a migration plan from current separate environments towards a unified future environment, usually staged in phases. You will clarify non-functional requirements and ensure architecture supports business goals. Additionally, you will produce architectural views and documentation describing current state, future state, and migration process with minimal disruption. Together with project participants, you will prepare decision material, estimates, principles, boundaries, and guidelines for future operations and maintenance, including service inventory. You may also participate in procurement work according to LOU if needed. Qualifications: Minimum 9–12 years’ consulting experience in a relevant field. Proven leadership experience in infrastructure architecture within complex IT environments. Experience from public sector organizations such as government agencies. Documented experience of large IT environment migrations. Strong communication skills and accustomed to working between technology and business. Very good verbal and written Swedish skills.