Senior Network Engineer

Inetum

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profile Job Location:

Lisbon - Portugal

profile Monthly Salary: Not Disclosed
Posted on: 5 hours ago
Vacancies: 1 Vacancy

Job Summary

The Production Network Engineer is responsible for ensuring the availability performance and security of the network infrastructures of multiple customers within a shared services team. He/She operates and maintains LAN/WAN datacenter and security components in a 24/7 production environment handles complex incidents (L2/L3) and implements changes and upgrades.

 

 

Responsibilities:

  • Operations & Monitoring: Ensure proper functioning of LAN/WAN/WLAN datacenter networks and customer interconnections. Monitor network devices (switches routers firewalls VPN proxies load balancers) and manage alerts through diagnosis prioritization resolution or escalation.

  • Incident Management (L2/L3): Take ownership of complex incidents perform advanced troubleshooting (logs packet captures traces) and communicate progress to internal teams and customers. Contribute to reducing recurring incidents through preventive actions and root cause analysis.

  • Changes & Projects: Prepare validate and implement network changes (upgrades migrations patching). Produce change documentation and participate in architecture evolution projects. Execute highimpact interventions often outside regular business hours.

  • Oncall & Outofhours Support: Provide 24/7 oncall support according to the rotation respond to critical incidents and ensure service continuity and SLA compliance.

  • Documentation & Continuous Improvement: Maintain technical documentation and runbooks support knowledge sharing and contribute to process improvement automation standardization and infrastructure optimization for performance resilience and security.


Qualifications :

Experience & Core Skills

  • At least 5 years of handson experience in network operations/run.
  • Strong troubleshooting abilities and clear communication (written & verbal).
  • Fluent in English; comfortable with technical English.
  • Able to prioritize work autonomously and perform under oncall conditions.

Technical Skills

  • IP Networking: Solid knowledge of TCP/IP VLANs routing (OSPF BGP EIGRP) switching (STP RSTP VXLAN) QoS HSRP/VRRP link aggregation.
  • Infrastructure: Experience with Cisco Juniper Aruba HP; WAN (MPLS IPsec VPN SDWAN); enterprise WiFi environments.
  • Security: Firewalls (ASA/FTD Palo Alto Fortinet Check Point) VPNs proxies; concepts like segmentation DMZ NAC bastion hosts.
  • Tools: Monitoring tools (Zabbix PRTG) ticketing (ServiceNow) config management (Git Ansible).
  • Systems: Good understanding of Linux/Windows servers and core services (DNS DHCP NTP). Knowledge of datacenter/virtualization (VMware Nutanix hypervisors F5/Citrix load balancers).

Soft Skills

  • Rigorous responsible reliableespecially in production and oncall environments.
  • Strong analytical thinking; remains calm and reactive during crises.
  • Teamoriented mindset in multicustomer environments.
  • Organized autonomous and able to manage priorities effectively.
  • Customerfocused with respect for SLAs and deadlines.

Remote Work :

No


Employment Type :

Full-time

The Production Network Engineer is responsible for ensuring the availability performance and security of the network infrastructures of multiple customers within a shared services team. He/She operates and maintains LAN/WAN datacenter and security components in a 24/7 production environment handles ...
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Key Skills

  • EIGRP
  • Load Balancing
  • Routing Protocols
  • Network Engineering
  • BGP
  • LAN
  • Computer Networking
  • IPsec
  • OSPF
  • Cisco ASA
  • Juniper
  • MPLS

About Company

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Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well ... View more

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