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Vodafone Logo Vodafone · IT - Software Development

Ntte - Optical Engineer

Greece, Athens · Job Posted June 04, 2026
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Job Description

As an NTTE – Optical Engineer, you will be responsible for designing, planning, and delivering the core transmission network at country level, ensuring it meets both local market demands and global network requirements. The role focuses on optical network technologies (mainly fibre and DWDM), aligning global guidelines with local needs, optimizing costs, and ensuring high-quality, resilient connectivity for both retail and enterprise/wholesale services.

Job Responsibility

  • Designing, planning, and delivering the core transmission network at country level
  • Adapting and implementing Group CoE and Network Evolution guidelines for DWDM and fiber networks
  • Planning and managing core transmission network capacity and investments
  • Leading vendor and partner management across the full lifecycle
  • Driving cost optimization initiatives (CAPEX & OPEX)
  • Designing and delivering core transmission solutions (fiber, DWDM, SDH where applicable) to support enterprise and wholesale connectivity needs
  • Ensuring quality, resilience, and robustness of network solutions
  • Managing local execution and operations

Requirements

  • Deep understanding of optical network protocols like GMPLS, ASON and SNCP
  • Experience with DWDM network architectures (i.e. FOADM/ROADM/PON/fixed and flex grid), signal flow and capabilities (C/CD/CDC)
  • Experience and expertise in high-speed optical transmission, DWDM system design, architecture, and testing, experience in high capacity, high-channel-count, DWDM optical transmission systems
  • Familiarity with optical simulation and dimensioning tools
  • Knowledge of Nokia and Huawei optical products
  • Understanding of interdependencies, restrictions and priorities in the deployment of optical transmission networks
  • Engineering degree or similar
  • Deep technical know-how in transmission area, especially in optical networks, DWDM technology, etc.
  • Experience in optical networks design
  • Working in multi-national, multi-cultural teams
  • Fluent English

What we offer

  • 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 up to 20 days from abroad
  • Remote work equipment to help you create a comfortable, ergonomic workspace at home
  • 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
  • Communication catered for wherever you are
  • Office amenities (subject to the office location): such as restaurant, gym and parking
  • Special employee offers and discounts
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