iTRecruiter

tech recruitment, AI, automation, talent acquisition, global opportunities, TechVisa, iTRTech Group
About company

Network and Systems Administrator (on-site - Lisbon)

On-site

location Lisbon

date April 6, 2026

types Full-time

wage 18k-24k EUR

NETWORK AND SYSTEMS ADMINISTRATOR (ON-SITE) - 56J4XX

Portuguese company hires for on-site work

📍 Location: Lisbon

âš  Candidates must already be in Portugal

🏢 Work Model: On-site

🌍 Language Requirements: Portuguese (mandatory)

⏱️ Experience time: Senior (5+ years)

đź’˛ Contract: B2B

âš  Instructions: Send your CV in Portuguese, ensuring that you include all skills and experiences that meet the opportunity's requirements. This will significantly increase your chances of success.

🚀 Main Responsibilities

  • Administration and maintenance of network and systems infrastructures
  • Configuration and management of switching equipment
  • Implementation and support of routing protocols
  • Management and configuration of Fortinet firewalls
  • Creation and management of VLANs
  • Continuous monitoring of the infrastructure and performance assurance
  • Diagnosis and resolution of network and systems incidents
  • Administration of Linux and Windows Server environments
  • Management of virtualized environments with VMware
  • Implementation of best practices for security, backups, and updates
  • Support and analysis of technological infrastructures

🎯 Desired Profile

  • Solid experience in network and systems administration
  • Good knowledge of network security
  • Analytical ability and strong problem-solving orientation
  • Practical experience in critical production environments
  • Proactive spirit and autonomy in task management

đź’ˇ What We Offer

  • Integration into a stable project with real impact
  • Challenging and collaborative technical environment
  • Opportunity for continuous evolution

🔑 Keywords

Network administration, systems, switching, routing, Fortinet, VLAN, network security, Linux, Windows Server, VMware, troubleshooting, infrastructure, monitoring, technical support