[ref. f86296220] Senior Network Engineer

apartmentalltitude placeGenève descriptionUnbefristet calendar_month 

The Senior Network Engineer is responsible for the design, implementation, and optimization of global network infrastructure, with a focus on high availability, performance, and security across both on-premises and cloud environments.

The role includes leading network-related projects, providing third-level support, and collaborating with IT, cybersecurity, and external partners to ensure seamless operations.

Vos missions
  • Design, implement, and manage global LAN/WAN, wireless, VPN, firewall, and Azure/AWS network infrastructures
  • Monitor, optimize, and secure network performance; maintain documentation, DR plans, and asset inventory
  • Lead network projects and contribute to cross-functional IT initiatives with Cybersecurity, Dev Engineering, and Service Desk teams
  • Manage vendors and coordinate technical deliverables; ensure global connectivity, including VOIP and A/V systems
  • Provide 3rd-level and on-call support, including for residences and critical services outside business hours
  • Ensure compliance with best practices, scalability, and security standards across all environments

Vos compétences

Technical Skills & Tools
  • Networking: Cisco, HP, Juniper, VLAN, QoS, BGP, OSPF
  • Security: Fortinet firewalls, IDS/IPS, IPSEC, SSL VPNs
  • Cloud: Microsoft Azure (core), AWS
  • Monitoring: PRTG, Zabbix, SolarWinds, Wireshark
  • VOIP & A/V: Network-integrated audio/video and telephony support
  • Automation (a plus): Python, PowerShell, Ansible
  • Strong knowledge of enterprise network protocols, hybrid/cloud architectures, and security best practices
Qualifications
  • 10+ years in enterprise network engineering
  • CCNA required; CCNP preferred
  • Strong knowledge of Cisco/HP, Azure, routing, switching, wireless
  • Familiar with ITIL and enterprise architecture principles
  • Project coordination and vendor management experience
Languages
  • Excellent command of English and French (spoken and written)
Key Attributes
  • Proactive and autonomous
  • Analytical and solution-oriented
  • Strong communicator and team player
  • Adaptable and quick to learn
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