CIEE - Centro de Integração Empresa-Escola

Senior Network Analyst

CIEE - Centro de Integração Empresa-Escola

full-time

Posted on:

Location Type: Hybrid

Location: São Paulo • Brazil

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Job Level

Senior

Tech Stack

DNSFirewallsPythonTCP/IP

About the role

  • Administer and maintain network environments (LAN, WAN and Wi‑Fi);
  • Monitor network performance, availability and infrastructure capacity, identify bottlenecks, and ensure operational efficiency;
  • Respond to critical incidents and perform advanced troubleshooting;
  • Design and implement secure, scalable network solutions;
  • Manage and configure firewalls, VPNs and access controls;
  • Develop projects to improve network systems, analyzing existing systems and evaluating new solutions;
  • Deploy and advance monitoring and automation tools;
  • Ensure up-to-date technical documentation and adherence to best practices;
  • Serve as a technical reference for the team, applying expertise and quality standards;
  • Document network architecture, processes and procedures;
  • Keep the network management system updated;
  • Guide users on the effective use of the network services and applications deployed within the Institution;
  • Manage, through specialized software, all available tools and provide data to update the management information system;
  • Interact with vendors and carriers, monitoring service SLAs;
  • Evaluate technologies and solutions for expansion and modernization;
  • Install and configure switches, routers and firewalls;
  • Perform firmware updates and security patches;
  • Support integration projects with cloud environments;
  • Monitor and manage budgetary expenses, supporting and informing area supervision about any variances.

Requirements

  • Education: Bachelor's degree in IT or a related field;
  • Experience: prior experience in similar roles;
  • Specific knowledge: solid experience in corporate network administration;
  • Strong experience with wireless environments;
  • Advanced knowledge of protocols (TCP/IP, QoS, BGP, OSPF, VLAN, MPLS, SD‑WAN routing, etc.);
  • Knowledge of DHCP and DNS routing; certifications a plus;
  • Knowledge of automation tools (advantage: experience with Python);
  • Experience with equipment: switches, firewalls and Wi‑Fi antennas (Avaya, Cisco, UniFi, HP, Intelbras, SonicWall, SonicPoint, Xirrus, etc.);
  • Background in network security (firewall, VPN, IDS/IPS);
  • Knowledge of monitoring tools (Zabbix, GMS, UniFi, etc.);
  • Experience with advanced troubleshooting (Wireshark, NMAP, NTR, etc.);
  • Preferred: CCNP, CCIE certifications.
Benefits
  • Medical and dental insurance – because health always comes first;
  • Transportation allowance – guaranteed mobility for your routine;
  • iFood Benefits – quality meals available throughout your day;
  • Physical (Wellhub) and mental (Wellz) health care – balance and well‑being across all areas of life;
  • Birthday day off – a special day for you to enjoy as you wish;
  • Corporate University – continuous learning and development opportunities;
  • Access to the library – to expand your knowledge and explore new ideas;
  • SESC membership – access to culture, leisure and quality of life.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
network administrationadvanced troubleshootingnetwork designnetwork securityprotocols (TCP/IP, QoS, BGP, OSPF, VLAN, MPLS, SD-WAN)DHCPDNS routingautomation tools (Python)monitoring tools (Zabbix, GMS, UniFi)budget management
Soft Skills
problem-solvingcommunicationteam collaborationtechnical documentationuser guidance
Certifications
CCNPCCIE