platform subject matter expert

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 Platform Subject Matter Expert (SME) in Athens to work with our clients in the European public sector.

We are seeking a highly skilled Platform Subject Matter Expert (SME) to provide deep technical expertise and strategic guidance on enterprise platforms. The SME will play a key role in designing, optimizing, and supporting platform solutions that enable scalability, reliability, and innovation across the organization.

Platforms:

• Middleware / BDA

• CCN, UUM&DS, Shared Services, CCN2, SPEED2, ARIS

Your role:

• Serve as the go-to expert for platform architecture, integration, and lifecycle management.

• Lead the design and implementation of platform solutions (e.g., cloud-native platforms, container orchestration, CI/CD pipelines).

• Collaborate with cross-functional teams to align platform capabilities with business and technical requirements.

• Define and enforce platform standards, best practices, and governance models.

• Evaluate and recommend tools, technologies, and frameworks to enhance platform performance and security.

• Support incident resolution and root cause analysis for platform-related issues.

• Provide technical mentorship and training to engineering and operations teams.

• Contribute to platform roadmaps and strategic planning efforts.

• Ensure compliance with security, privacy, and regulatory requirements.

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

We believe in work-life balance and flexibility. Wear casual clothing, decide your working hours and enjoy our hybrid working model

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 a related field.

• 7+ years of experience in platform engineering, DevOps, or infrastructure roles.

• Deep expertise in:

  • Cloud platforms (AWS, Azure, GCP)

  • Containerization (Docker, Kubernetes)

  • CI/CD tools (Jenkins, GitLab CI, ArgoCD)

  • Infrastructure as Code (Terraform, Ansible)

  • DevOps & CI/CD Pipelines

  • Virtualization & Containerization (VMware, Docker, Kubernetes)

  • Data Center Operations

  • Infrastructure as Code (Terraform, Ansible)

• Strong understanding of platform security, monitoring, and automation.

• Excellent problem-solving, communication, and documentation skills.       

• You are fluent in English (B2 level minimum); knowlegde of another European language is a plus.        

You must be eligible for EU Security Clearance (at least 5 years of EU nationality in required).

*This role may require flexibility, including shift-based work and on-call responsibilities, depending on operational needs.