Job Summary: We are seeking a Senior Network Administrator to design, implement, and manage complex network environments, strategically contributing to architecture, security, and performance. Key Highlights: 1. In-depth technical expertise and architectural vision in networking 2. Responsibility for complex and mission-critical network environments 3. Technical reference and continuous improvement proposals for networks **RSG Brasil** **Location:** Botucatu/SP **Client:** A large-scale transportation conglomerate with a well-structured technological environment and critical operations. **Position:** Senior Network Administrator We seek senior professionals specializing in Computer Networks, possessing in-depth technical expertise, architectural vision, and strong decision-making capabilities within critical corporate environments. This position does not cover general IT infrastructure; it is exclusively targeted at candidates with robust and consistent networking experience. The professional will be responsible for designing, implementing, configuring, and administering complex network environments (LAN, WAN, and WLAN); strategically contributing to network capacity planning, architecture design, high availability, and performance; configuring, administering, and optimizing corporate network equipment including switches, routers, firewalls, and other network devices; defining and executing advanced information security measures applied to networks; monitoring critical environments; performing high-level troubleshooting; preventing failures; and ensuring operational continuity. Additionally, the professional will serve as a technical reference, supporting internal departments, ensuring SLA compliance, meeting business goals and requirements, proposing continuous improvements, standardizations, and technological advancements in networking, as well as tracking emerging technologies and assessing their impact on the corporate environment. A completed bachelor’s degree in Information Technology or related fields is required, along with solid and proven experience as a Senior Network Administrator, hands-on experience in medium- and large-scale corporate network environments, strong technical knowledge in network architecture, security, performance, and availability, a technical, hands-on, analytical, and networking-specialist profile, willingness to reside in Botucatu/SP or nearby areas, and full-time on-site work. Desirable qualifications include postgraduate studies in Computer Networks, Information Security, Telecommunications, or Project Management, as well as certifications such as Cisco CCNA (strongly preferred), Microsoft (MTA / MCSA / MCSE), and Linux (LPIC-1). **Compensation**: R$ 10.194,00 CLT + Benefits Immediate start