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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