About the role

  • Administration of LAN, WAN and WLAN networks, including troubleshooting of switches, routers and firewalls.
  • Information security management, covering policies, hardening, IDS/IPS, intrusion prevention, incident analysis and response.
  • Management of next-generation firewalls (NGFW), VPNs and NAC solutions.
  • Cybersecurity and Incident Response: experience with Blue Team operations, SIEM, EDR, CTI, IDS/IPS, WAF, forensic analysis and risk mitigation.
  • Security Infrastructure: operation and integration of solutions such as Wazuh, Splunk, SentinelOne, CrowdStrike.
  • Risk and Vulnerability Management: identifying weaknesses, defining action plans and mitigating threats.
  • Process automation using scripts (PowerShell, Bash, Python).
  • Performance monitoring with tools like Zabbix, Nagios or similar.
  • Preparation of technical documentation and network diagrams.
  • Administration of virtualized environments (VMware, Hyper-V, Proxmox or KVM), including creation, migration, monitoring and backup of virtual machines.
  • Linux Systems Administration: hardening, auditing and automation of critical environments.
  • Participate in infrastructure improvement projects, implementation of new solutions and environment migrations.

Requirements

  • Strong knowledge of network protocols (TCP/IP, DNS, DHCP, BGP, OSPF, etc.).
  • Proven experience with firewalls (Fortinet, Palo Alto, SonicWall or equivalents).
  • Knowledge of cybersecurity, including log analysis, SIEM and incident response.
  • Experience with Windows Server and Linux operating systems.
  • Experience with hybrid environments (on-premise and cloud).
  • Familiarity with backup, disaster recovery and high availability tools.

Job title

Senior Security and Networks Specialist – Infrastructure

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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