If you are an IT professional passionate about infrastructure, with leadership experience and seeking a challenging and dynamic environment, this opportunity is for you! We are an **established company** delivering outstanding results, growing rapidly, and still have much to structure, create, test, adapt, and expand — a great opportunity to apply your knowledge, earn significant recognition, leave your mark on our history (and a bold one on your resume). We aim for ambitious results in the coming years, and achieving them depends solely on us — working together and closely. We are a company of innovative, creative, and diverse people, so we warmly welcome you — with all your diversity. **What we value here:** ➡️ Embracing change; ➡️ Results orientation; ➡️ Closeness and collaboration; ➡️ Creating fans; ➡️ Conciseness and clarity; ➡️ Personal accountability. **Your day-to-day responsibilities will include:** * **Infrastructure Management**: administering and maintaining IT infrastructure, including networks, firewalls, Active Directory (AD), cloud-based collaboration environments, workstations, and hardware and software assets — ensuring functionality, security, and availability of resources; * **Technical Support and Sustaining Engineering**: providing on-site and remote technical support, resolving complex issues, managing requests via help desk (with SLA focus), sustaining software and systems, and supporting IT projects and third-party implementations; * **Security and Access Management**: implementing and managing information security solutions, controlling access to company resources, and planning disaster recovery to ensure business continuity; * **Team Leadership and Management**: leading and developing the technical team — assigning tasks, providing guidance, monitoring performance, managing activities, processes, costs, vendor contracts, and outsourced services; * **Planning and Projects**: planning and executing infrastructure improvement projects, assisting with technical evaluation and quotation of equipment and software, and interfacing with partner vendors; * **Documentation and Processes**: mapping, documenting, and maintaining IT department processes; creating network documentation and topologies; developing training materials for end users and internal teams; and keeping the knowledge base up to date. **✔️ What do you need?** * **Essential Technical Knowledge**: solid hands-on experience administering Windows operating systems, networks (LAN, WAN, WLAN, VPN), Microsoft 365 and Google Workspace environments, Active Directory (AD), hardware and software asset management, and Identity and Access Management (IAM); * **Support and Documentation Experience**: practical experience with help desk tools and SLA-driven service management, VoIP telephony, and documenting IT tasks, activities, and processes; * **Communication and Teamwork Skills**: assertive communication and ability to collaborate effectively within a team; * **Problem-Solving Ability**: capability to resolve issues efficiently and handle unexpected situations, demonstrating proactive solution-seeking behavior; * **Flexibility and Systems Thinking**: adaptability across varied contexts and a systemic perspective enabling understanding of interdependencies across IT infrastructure components; * **Results Orientation and Proactivity**: a solution-oriented profile focused on task completion and delivery of outcomes, showing initiative and proactivity. **✔️ What could set you apart?** * **Broad Platform Knowledge**: experience with other operating systems (Linux, macOS, Android) and cloud platforms (AWS, GCP); * **Microsoft Specialization**: advanced expertise in Microsoft Entra and Microsoft Intune (MDM) administration; * **Specific Technology Experience**: familiarity with MikroTik and Ubiquiti networking equipment, as well as the Zendesk support platform; * **Innovative Project Participation**: experience implementing new technologies, demonstrating adaptability and rapid learning; * **Certifications and Frameworks**: IT infrastructure-related certifications and familiarity with ITIL and COBIT frameworks; * **Additional Valuable Skills**: proficiency in English and knowledge of Agile methodologies — enhancing communication and project management effectiveness.