Senior Network Security Analyst (On-site in Porto Alegre)

Description

Job Summary: We are seeking a professional who dares to take the lead in their Networking and Security career, with ambition to grow, passion for knowledge, and a strong focus on problem-solving. Key Highlights: 1. Experience with Routing, Switching, Firewall, MPLS, SIP Telephony, SD-WAN 2. Telecommunications and network security management for an international company 3. Proficiency in configuring Cisco equipment and communication protocols **We are looking for someone who dares to lead alongside us.** **Responsibilities and Duties:** We seek a candidate with ambition to advance in the Networking and Security field, eager for knowledge and relentless in solving problems, who also enjoys working in highly telecommunications-dependent environments. You will gain hands-on experience with Routing, Switching, Firewall, MPLS, SIP Telephony, WAN, LAN, SD\-WAN, and Wireless Networks. Additionally, you will manage telecommunications and network security for an international company. Design, plan, and implement Networking and Security projects; Administer and maintain CDN and WAF solutions; Manage Cisco ASA, Check Point, FortiGate, and Palo Alto firewalls; Configure and maintain VPNs (IPSec, SSL, Site\-to\-site); Configure core and distribution switches (installation, upgrade, VLAN creation); Configure routers using BGP, HSRP, and OSPF protocols; Manage Asterisk PBX systems; Configure wireless networks and WLAN controllers; Implement changes and conduct activities in production environments; Handle telecommunications incidents, performing end-to-end diagnostics; Monitor and provide second- and third-level support, ensuring network resource stability and security. **Requirements and Qualifications:** Availability for on-site work (Rua Dezoito de Novembro, Porto Alegre) Proficiency in configuring and administering Cisco equipment, including switches, routers, and access points; Solid experience in corporate networking environments and operation of medium- to large-scale IT infrastructure; Advanced knowledge of communication protocols such as TCP/IP, BGP, OSPF, NAT, among others; Experience in configuring and managing switches, routers, and firewalls, with a focus on network security; Hands-on experience supporting, troubleshooting, and analyzing voice/telephony environment performance; Knowledge of data transmission media, including Ethernet, fiber optics, and wireless networks; Ability to participate in continuous improvement projects, proposing solutions that enhance network availability, security, and performance;• **Availability for on-call duty and performing tasks outside regular business hours** **Desirable:** **Spanish** will be considered a differentiating factor; Certifications such as **CCNA, CCNP, NSE, CCSA, CCNP** will be regarded as important differentiators. **Additional Information:** * For your health, we offer **medical and dental assistance** with no co-payment for exams and consultations. * Want more well-being? We offer **Gympass** and **Zenklub** (with two free sessions per month) to care for your physical and mental health. * When hunger strikes, use our meal benefit **Caju** to shop at any supermarket or restaurant. * Love traveling? Here, we have **Férias \& Co**, a benefit that helps make your dream vacation possible. * Have children? Count on our **childcare allowance**. * Growing family? We offer **MomCare**, a flexible monetary incentive post-maternity leave for new Datunian mothers. * To personalize your workspace, count on our **home office allowance**. * Want to invest in your professional development? We partner with several renowned educational institutions to offer you discounts of up to 70% on **undergraduate**, **postgraduate**, **MBA**, **language**, and many other courses! **To learn about all our benefits, visit the homepage of our careers page.**