SDN Engineer

Job Description

Join Us

At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact.

What you’ll do

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.

Key Accountabilities:

• 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

Who you are

• 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

Not a perfect fit?

Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you’re excited about this role but your experience doesn’t align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate for this role or another opportunity.

What's in it for you

• 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

Who we are

We are a leading international Telco, serving millions of customers. At Vodafone, we believe that connectivity is a force for good. If we use it for the things that really matter, it can improve people's lives and the world around us. Through our technology we empower people, connecting everyone regardless of who they are or where they live and we protect the planet, whilst helping our customers do the same.

Belonging at Vodafone isn't a concept; it's lived, breathed, and cultivated through everything we do. You'll be part of a global and diverse community, with many different minds, abilities, backgrounds and cultures. ;We're committed to increase diversity, ensure equal representation, and make Vodafone a place everyone feels safe, valued and included.

If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, please refer to https://careers.vodafone.com/application-adjustments/ for guidance.

Together we can.