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Vodafone Logo Vodafone · IT - Administration

System Engineering NIFI - Kafka

Romania, Bucuresti Employment contract · Job Posted June 29, 2026
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Job Description

We are seeking a Big Data System Specialist to design, build and maintain reliable, scalable data movement solutions across batch and real-time streaming environments. This role focuses on ensuring high availability, performance and security of data pipelines, connectors and supporting infrastructure, while providing advanced operational support and guidance to service users across the organisation.

Job Responsibility

  • Provide Level 2 and Level 3 support for data movement application clusters, instances and dataflows, managing incidents and problems
  • Define technical requirements and design, configure and implement data movement solutions at application, operating system and cluster levels, aligned with agreed KPIs and best practices
  • Develop and maintain data streaming pipelines for data ingestion and output across multiple sources and destinations
  • Design, configure and implement data connectors in line with business needs
  • Configure, monitor and maintain infrastructure to improve performance, security, robustness and availability, using proactive monitoring, alerts and notifications
  • Perform technical investigations and root-cause analysis, ensuring transparency and proposing sustainable solutions
  • Actively support transformation and technology refresh programmes to improve service availability, performance and quality
  • Contribute to automation, standardisation and continuous improvement initiatives to simplify recurring tasks
  • Share knowledge and maintain accurate, detailed documentation and operational runbooks
  • Participate in on-call and exceptional support activities when required by business needs
  • Deliver additional business or technical requests as assigned by the direct superior

Requirements

  • Advanced knowledge of installing, configuring and operating Apache Kafka, Apache Flink or Apache NiFi in production environments (advantage)
  • Good knowledge of Java
  • Good system administration knowledge (RHEL or similar)
  • Good understanding of office systems, IT equipment, hardware and software
  • Knowledge of common cloud services and general security principles
  • Experience with scripting languages and databases
  • Fluent in written and spoken English
  • Motivated to learn and continuously develop new technical skills
  • A structured problem-solver with strong analytical and critical thinking abilities
  • Well organised, able to prioritise effectively and deliver results under pressure
  • Comfortable working in remote and distributed teams
  • Customer-oriented, with the ability to positively influence service experience
  • Experienced in creating clear, detailed technical documentation
  • Familiarity with container orchestration, preferably Kubernetes (nice to have)
  • CCAAK, CTAK or equivalent Apache Kafka certification (nice to have)
  • Java SE Oracle Certified Associate or Professional (or equivalent) (nice to have)
  • RHCSA or equivalent system administration certification (nice to have)

Nice to have

  • Familiarity with container orchestration, preferably Kubernetes
  • CCAAK, CTAK or equivalent Apache Kafka certification
  • Java SE Oracle Certified Associate or Professional (or equivalent)
  • RHCSA or equivalent system administration certification

What we offer

  • Opportunities to work on large-scale, business-critical data streaming platforms
  • Exposure to modern big data and cloud-based technologies within a global organisation
  • The chance to contribute to transformation programmes that improve service reliability and performance
  • A collaborative environment that values learning, knowledge sharing and continuous improvement
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