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Vodafone Logo Vodafone · IT - Administration

Sdn Engineer

Greece, Athens · Job Posted February 13, 2026
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Job Description

Responsible for the day-to-day operation, monitoring, and support of SDN and FaaS platforms and services. The role ensures service availability, security enforcement, and SLA compliance during the Run phase, supporting mission-critical network and security services for SME and Major customers.

Job Responsibility

  • Responsible for the day-to-day operation, monitoring, and support of SDN and FaaS platforms and services
  • Responsible for providing technical support (L1/L2/L3) for SD-WAN and Firewall-as-a-Service environments
  • Perform monitoring and troubleshooting of WAN links, routing, QoS, and traffic policies
  • Manage and resolve incident tickets and service requests
  • Support SD-WAN orchestrators (e.g., FortiManager, VMware Orchestrator)
  • Administer and update security policies in FWaaS platforms (web filtering, IPS/IDS, threat prevention)
  • Conduct root cause analysis (RCA) for performance and security issues
  • Coordinate with NOC, SOC, vendors, and engineering teams during major incidents
  • Ensure SDN and FWaaS services meet defined SLAs, KPIs, and security requirements

Requirements

  • Bachelor’s Degree in Telecoms or related field
  • 3+ years’ experience in similar position within a service provider/operator or vendor
  • Certifications such as CCNA (cisco) or FCP (Fortinet) are mandatory
  • Strong experience in SD-WAN design, deployment, and optimization across multi-site and hybrid cloud environments
  • Hands-on expertise with leading SD-WAN platforms
  • Proven track record in Firewall as a Service (FWaaS) deployments
  • Extensive experience in network segmentation, routing, QoS, and traffic engineering
  • Strong background in Zero Trust Network Access (ZTNA) and Secure Access Service Edge (SASE) frameworks
  • Strong knowledge of VPN technologies and remote access solutions integrated with SD-WAN and FWaaS
  • Proven ability to implement centralized monitoring and policy management using orchestration and cloud-based consoles
  • Excellent written and verbal communications skills in Greek & English

What we offer

  • Award-winning work environment -certified #1 Top Employer in Greece
  • Competitive pay, bonus & remuneration package
  • Private Health & Medical Insurance
  • Hybrid way of working: a blend of remote and office-based working, including the option to work from abroad
  • Unlimited access to learning resources and trainings
  • Vodafone Parental Leave: 16 weeks of fully paid parental leave to all employees regardless of gender, sexual orientation or length of service
  • Spirit of Vodafone Day: one day each quarter dedicated to your personal development
  • Extra days off: Vodafone Day, Family Day, Volunteering Day
  • Office amenities (subject to the office location): such as restaurant, beauty corner, gym and parking
  • Special employee offers and discounts
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