**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 **Middleware Specialist** in Athens to work with our clients in the **European public sector** . You will be responsible for the installation, configuration, maintenance, and performance of middleware technologies that support enterprise applications and services. This role requires strong technical expertise, problem-solving skills, and the ability to work collaboratively with cross-functional teams **Your role:** + Install, configure, and maintain middleware platforms (e.g., WebLogic, WebSphere, JBoss, Apache Tomcat, IBM MQ, etc.). + Monitor middleware performance and ensure high availability and reliability. + Troubleshoot and resolve middleware-related issues in a timely manner. + Collaborate with development and infrastructure teams to support application deployments. + Implement and maintain security standards and access controls. + Automate routine tasks and improve system efficiency through scripting and tools. + Maintain documentation for configurations, procedures, and troubleshooting guides. + Participate in on-call support and incident response as needed. **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 ****Certification Bonus Scheme (for Technology)** **** Annual Collective Bonus (for Executives)** 28 days of paid annual leave consisting of your legal holidays and compensation days **Your profile:** + Bachelor’s degree in Computer Science, Information Technology, or related field. + 5+ years of experience in middleware administration or support. + Hands-on experience with one or more middleware platforms (e.g., WebLogic, JBoss, Apache Kafka, IBM MQ). + Strong knowledge of Linux/Unix environments and scripting (Shell, Python, etc.). + Familiarity with CI/CD tools and DevOps practices. + Understanding of networking, firewalls, and load balancing. + Excellent problem-solving and communication skills. + Fluency in English (B2 level minimum); knowledge of another European language is a plus. + EU citizenship is required. **Nice to have:** + Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). + Knowledge of ITIL practices and service management tools. + Middleware certification(s) (e.g., Oracle WebLogic, Red Hat JBoss). *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.