**NTT DATA – a part of NTT Group - is a Top 10 global IT services provider, headquartered in Tokyo, with over 150,000 employees.** **We deliver consulting solutions** by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as well as society, a step ahead in this digitally dynamic world. Everything we do is underpinned by our **core values** of 'Teamwork', 'Foresight' and 'Clients First'. Our shared **leadership principles** of Collaboration, Engagement and Curiosity help us build a community where our people are equipped with the best resources to face new challenges. **NTT Data Greece** team is looking for a **Technical Subject Matter Expert** in Athens to work with our clients in the **European public sector.** Technical Subject Matter Expert ensures that **technical solutions** are aligned with **business goals, industry standards, and best practices** and provides **technical expertise and guidance** during the transition. Assists in the **design and implementation** of new or changed services and collaborates with other teams to address **technical challenges** . **Your role:** + Serve as the go-to expert for a specific technology or domain. + Provide technical leadership and guidance during project planning, design, implementation, and troubleshooting. + Collaborate with architects, engineers, and project managers to ensure technical feasibility and quality. + Review and validate technical designs, configurations, and documentation. + Support incident and problem resolution for complex technical issues. + Contribute to the development of standards, procedures, and knowledge bases. + Deliver technical training, mentoring, and workshops to internal teams or clients. + Stay current with emerging technologies and recommend adoption strategies. **Why NTT DATA?** We value a **collaborative** and **supportive** environment, celebrating **curiosity** and **engagement** We are committed to supporting the physical, financial and emotional well-being our of employees **Career development.** Training path and access to learning opportunities, yearly performance reviews and a mentorship program **Talent Friends.** Refer a friend and receive a **bonus** when they join **We care about you** **Health & well-being.** Focus on your mental health with access to a platform with certified psychologists & mental health workshops. Take a break with one of our online fitness and well-being sessions **Diversity & inclusion.** We are committed to equal employment opportunities regardless of gender, gender expression and identity, sexual orientation, religion, culture, origin, disability, age, or other personal and social characteristics. **\#WeAreAllUnique** **\#YouMakeUsUnique** Please let us know if you require us to accommodate any accessibility needs during the recruitment process. **Benefits at NTT DATA Greece** Health insurance for the employee and one dependent family member (100% paid by NTT DATA) Meal vouchers of 120€ per month (x12) Corporate mobile phone: subscription & device Teleworking equipment allowance Udemy Account Access to Open Up mental health service 28 days of paid annual leave consisting of your legal holidays and compensation days **Your profile:** + Bachelor’s or Master’s degree in Computer Science, Engineering, or related field. + 8+ years of hands-on experience in the relevant technical domain. + **Typical Areas of Expertise:** + _Cloud Infrastructure (AWS, Azure, GCP)_ + _Network Architecture & Security_ + _DevOps & CI/CD Pipelines_ + _Virtualization & Containerization (VMware, Docker, Kubernetes)_ + _Identity & Access Management (IAM)_ + _Data Center Operations_ + _Infrastructure as Code (Terraform, Ansible)_ + Recognized certifications (e.g., AWS/Azure/GCP, Cisco, VMware, ITIL, TOGAF). + Strong analytical and problem-solving skills. + Excellent communication and documentation abilities. + Ability to explain complex technical concepts to non-technical stakeholders. + High attention to detail and commitment to operational excellence. + Fluency in English (B2 level minimum); knowledge of another European language is a plus. + EU citizenship is required. *This role may require flexibility, including shift-based work and on-call responsibilities, depending on operational needs. *The service window for this project is between 9am-10pm, the exact daily shifts will be confirmed later in the process.