We are looking for a Lead NOC Engineer to join our Network Operations team. In this role, you will work with production ISP networks, perform hands-on troubleshooting, assist in planned network changes and collaborate closely with senior engineers, NOC and external vendors. What you’ll do:
• Rapid identification, diagnosis, and resolution of L2/L3 network incidents.
• Configuration and maintenance of customer services: BGP, VLAN/QinQ, L2VPN.
• Interaction with external providers and upstream carriers.
• Collaboration with monitoring and technical support teams.
• Ticket escalation, tracking of service status and link availability.
• Change management, technical documentation, and participation in on-call rotation.
• Professional communication with internal teams, management, customers/providers in English and Russian.
• Participation in network stability, scalability, and modernization initiatives. What we’re looking for:
• 5+ years of hands-on network infrastructure operations experience.
• Strong routing and switching background.
• Experience with Cisco, Juniper, Arista or similar network equipment.
• Practical understanding of DWDM architecture, operating principles, and automation.
• Strong knowledge of BGP, routing policies, BGP communities.
• Knowledge of Segment Routing.
• Experience with DDoS mitigation: Flowspec, traffic scrubbing.




• Monitoring and troubleshooting experience in production networks.
• Scripting/automation

skills:
Python, Bash, or similar.
• Understanding of network security principles and data protection methods.
• Fluent Russian, Conversational English. Nice to have:
• Degree in IT, telecommunications, or related field.
• Experience with large-scale network infrastructure projects.
• Familiarity with project management methodologies/tools.
• Experience optimizing and modernizing network environments.
• Experience mentoring or leading network engineers/NOC specialists.
• Strong continuous learning mindset. Why join us?
• Work with carrier-grade telecom and ISP infrastructure.
• Real ownership of network stability and incident response.
• Exposure to BGP, DWDM, DDoS mitigation, Segment Routing, and large-scale provider networks.
• Opportunity to influence operational standards, automation, and network modernization.
• Senior/lead-level autonomy with cross-team and external-provider impact. If your experience matches what we’re looking for, we’d be happy to connect and tell you more about the opportunity. IN8INITY is a dynamic telecommunications company delivering reliable ISP services and modern network solutions. We operate carrier-grade networks and continuously evolve our infrastructure with a strong focus on stability, scalability, and operational excellence.

📌 Lead NOC Engineer (Barcelona)
🏢 IN8INITY
📍 Barcelona