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Junior Network Administrator

Junior Network Administrator (BBBH3382) Dublin, Republic of Ireland

Ergo is seeking a Junior Network Administrator to join our team on-site with a key client in Dublin City. This is a permanent hybrid role, perfect for someone with enterprise-level and/or MSP (Managed Service Provider) experience who thrives in a fast-paced environment.

 

What will you do?

  • Configure and provide 1st and 2nd line support for enterprise-level routing & switching solutions.
  • Assist in deploying and troubleshooting multi-vendor environments (Cisco, Juniper, Fortinet).
  • Collaborate with cross-functional teams to align IT initiatives with business goals.
  • Support and optimise network security policies (firewalls, VPNs, IDS/IPS, NAC, etc.).
  • Ensure high availability and disaster recovery readiness.
  • Use network monitoring tools for uptime tracking and capacity planning.
  • Document and communicate network configuration changes effectively.
  • Manage Data Centre cable organisation and equipment patching.

What do you need?

  • 2+ years of experience in enterprise-level network environments.
  • Bachelor's degree in Computer Science, Engineering, or related field (preferred but not essential)
  • Solid understanding of LAN/WAN/WLAN troubleshooting and root cause analysis.
  • Familiarity with routing and switching protocols (TCP/IP, BGP, OSPF, STP).
  • Experience with network security design and firewall technologies.
  • Proficiency in network monitoring and documentation tools.
  • Excellent communication skills and a collaborative mindset.
  • A hunger to learn and grow alongside experienced engineers.
  • Certifications: Cisco CCNA and/or Juniper equivalent.