Network Engineer

Description

Job Summary: We are seeking a Network Engineer to administer and optimize network infrastructure and perimeter security in critical environments, ensuring high availability and operational continuity. Key Highlights: 1. Administration and optimization of network infrastructure and perimeter security. 2. N2/N3 incident management in corporate networks and OT environments. 3. Collaboration in continuous improvement of network and security architecture. Join Stefanini! At Stefanini, we are more than 30\.000 brilliant minds, connected from 41 countries, doing what we love and co\-creating a better future. You definitely don’t want to miss out! We’re looking for top talent for the Network Engineer position. **Responsibilities and Duties** **Responsibilities and Duties:** * Administer and optimize network infrastructure and perimeter security in critical energy sector environments, ensuring high availability, operational continuity, and compliance with established service-level agreements. * Manage and resolve N2/N3 network incidents in both corporate networks and OT environments, ensuring effective analysis, rapid containment, and service recovery. * Administer perimeter security solutions such as Check Point, F5, and Forcepoint. * Design, implement, and maintain highly available network architectures using protocols such as BGP, MPLS, OSPF, EIGRP, and VRF. * Coordinate directly with vendors (Check Point, F5, Forcepoint) to resolve critical incidents, handle technical escalations, and apply best practices. * Provide support and administration for key infrastructure platforms including Cisco ISE, Cisco ACS, Cisco DNA, VMware virtualization environments, and monitoring tools such as SolarWinds and ManageEngine. * Monitor network performance, identify bottlenecks, and propose improvements to optimize capacity, availability, and security. * Prepare technical and executive reports on network status, critical incidents, root cause analysis, and improvement plans. * Maintain up-to-date technical and operational documentation for network infrastructure, including diagrams, configurations, and procedures. * Collaborate in internal and external audits by providing technical evidence, documentation, and improvement recommendations. * Contribute to continuous improvement of network and security architecture by proposing automation and operational process optimization. **Requirements and Qualifications** **Requirements and Competencies:** * Professional degree in Systems Engineering, Telecommunications, Networking, or related fields. Bachelor’s degree or higher. * Minimum 2 years of experience administering networks and perimeter security in enterprise or critical environments. * Solid knowledge of networking (BGP, MPLS, OSPF, EIGRP, VRF) and security solutions such as Check Point, F5, and Forcepoint. * Experience in N2/N3 incident management and support in mission-critical environments. * Proficiency with platforms such as Cisco ISE, Cisco ACS, Cisco DNA, VMware, SolarWinds, and ManageEngine. * Knowledge of high availability, network segmentation, and security best practices. * Soft skills: analytical ability, problem-solving, working under pressure, effective communication, and results orientation. * Availability to respond to incidents outside regular working hours as required by operational needs. **Additional Information** Looking for a place where your ideas shine? With over 38 years of experience and a global presence, Stefanini transforms tomorrow — together. Here, every action matters and every idea can make a difference. Join a team that values innovation, respect, and commitment. If you are a disruptive professional, committed to continuous learning, and innovation is in your DNA, then we’re exactly what you’re looking for. Come and build a better future — together!