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Thrive IT Systems

Network Operations Engineer

Thrive IT Systems
Poland · Full-time · Mid-Senior

Role Overview:

  • The Network Operations Engineer (Advanced L2) plays a key role in maintaining the stability, security, and performance of the global enterprise network infrastructure
  • This position focuses on operational excellence through proactive monitoring, incident management, change execution, and collaboration with engineering and vendor teams
  • The role demands strong technical expertise in routing, switching, wireless, VPN, and network services, combined with a practical understanding of enterprise IT operations processes and tools
  • The ideal candidate has hands-on experience in managing complex enterprise networks, demonstrates strong troubleshooting and communication skills, and thrives in a fast-paced global environment

Key Responsibilities:

  • Monitor, support, and maintain the global enterprise network infrastructure, including WAN, LAN, WLAN, RVPN, Internet, and Cloud connectivity
  • Respond to network incidents, outages, and performance issues ensuring quick recovery and minimal impact on business operations, while proactively notifying customers and communicating business impact
  • Perform detailed root cause analysis and drive long-term corrective actions in collaboration with network engineering and vendor teams
  • Execute change management activities with proper planning, risk assessment and validation - including configuration, maintenance, and software upgrades (routers, switches, firewalls, wireless controllers, load balancers, WAN accelerators) - in coordination with site IT teams for predictable results
  • Maintain and update network documentation, topology diagrams, and operational procedures to ensure consistency and accuracy
  • Analyze and optimize network performance using tools such as SevOne, Grafana, SolarWinds, or NetMRI, identifying areas for improvement and capacity planning
  • Coordinate with service providers and vendors to track and resolve connectivity and performance issues, ensuring SLA compliance
  • Support and validate new deployments, projects and technology integrations in collaboration with Network Engineering, Security and Infrastructure teams
  • Contribute to the development and improvement of network monitoring, alerting, and automation processes to enhance operational efficiency and reliability

Skills & Qualifications:

  • Bachelor’s degree in Computer Science, Information Technology, or equivalent discipline/ experience
  • 3–5 years of hands-on experience in enterprise network operations or advanced network support role
  • Professional-level certification - CCNP or equivalent certification/knowledge/experience

Technical Expertise:

  • Networking Fundamentals: TCP/IP, subnetting, DHCP, DNS, RADIUS, TACACS, IP SLA, SNMP
  • Physical Connectivity: Transceivers, optics, fiber, panels, patching standards
  • Routing & Switching: BGP, OSPF, EIGRP, VLANs, STP, HSRP, EtherChannel
  • Firewalls & VPN: Cisco ASA, Palo Alto, Juniper SRX, FortiGate, IPSec/SSL VPN
  • Wireless: Cisco 9800/5520 WLCs, WiFi Site Surveys
  • Load Balancers: Citrix ADC (NetScaler)
  • Access Control: Familiarity with Cisco ISE for RADIUS and TACACS authentication services

Tools & Platforms:

  • Strong working knowledge of Windows/Linux, Ofice, GDrive, Visio, Miro, Slack, Zoom, SecureCRT
  • Working knowledge of ITSM processes (Incident, Problem, Change Management – ServiceNow preferred)
  • Experience with network tools and systems: tcpdump, Wireshark, iPerf, Nmap, SevOne, SolarWinds, Grafana, NetMRI

Soft Skills:

  • Excellent troubleshooting, communication, and coordination skills across global teams
  • Strong analytical and documentation abilities with attention to detail
  • Ability to manage multiple priorities under pressure while maintaining professionalism
  • Passion for network technology with a proactive and continuous learning mindset
  • Self-motivated, adaptable, and capable of working independently or collaboratively
  • Ability to work effectively in a team-oriented, global, and fast-paced environment

Nice to Have:

  • Experience with public cloud platforms: AWS, Azure, GCP, OCI
  • Scripting and automation: Python, PowerShell, Ansible, REST APIs
  • Familiarity with network automation frameworks such as Ansible, Nornir, NetMiko
  • Understanding of API integrations and data pipelines (Cisco, Juniper, Palo Alto, SilverPeak, Citrix)
  • Experience with structured data formats (XML, JSON, YAML)
  • Exposure to CI/CD pipelines (Jenkins, GitLab, Puppet, Chef)

Key Skills

Ranked by relevance

palo alto wireless ansible grafana cloud vpn wan sla technical expertise powershell firewalls wireshark switches jenkins routers python citrix gitlab puppet eigrp slack ccnp ospf dhcp cicd wlan zoom nmap aws xml gcp adc lan bgp asa dns stp
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Posted
Jan 19, 2026
Type
Full-time
Level
Mid-Senior
Location
Warsaw

Industries

IT Services IT Consulting

Categories

Information Technology

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