Senior Cloudera Administrator

Location: Athens, gr

Company Description

Are you ready to shape the future technological landscape in Europe?
We are dedicated to responsible digitalisation, building innovative, inclusive solutions that drive meaningful impact. With over 8,900 professionals across Europe, we help EU institutions, public and private organisations thrive in a rapidly evolving digital world. Are you ready to shape the future through technology? Your journey starts here. Take a look at some of our impactful projects here: https://netcompany.com/cases/  

Job Description

Are you ready to discover the role of a Senior Cloudera Administrator in Netcompany?

We are looking for a Senior Cloudera Administrator to manage and optimize our enterprise Cloudera-based big data platform supporting analytics, data engineering, and mission-critical data workloads. This role is responsible for Cloudera platform administration, Hadoop ecosystem operations, cluster performance, platform security, and production support. The ideal candidate is a hands-on expert with deep experience running Cloudera clusters in large enterprise environments.

As a Senior Cloudera Administrator you will:

• Administer and support Cloudera CDP/CDH clusters using Cloudera Manager
• Manage core Hadoop ecosystem services including HDFS, YARN, Hive, Impala, Spark, Kafka, HBase, ZooKeeper, Hue
• Monitor cluster health, performance, and capacity; implement tuning and optimization
• Manage platform upgrades, patching, and maintenance
• Configure and maintain Kerberos authentication, TLS encryption, and LDAP/AD integration
• Manage user access, permissions, and governance
• Troubleshoot production issues across distributed data platform components
• Implement backup, disaster recovery, and high availability configurations
• Automate operational tasks using Shell, Python, or automation tools
• Support data engineering teams with platform onboarding and operational support
• Maintain documentation, operational runbooks, and platform standards
• Participate in production support and incident management processes

Qualifications

What would make you a fit for the role:

• 5+ years administering Hadoop / Cloudera platforms
• Strong experience with Cloudera Manager, CDP, or CDH
• Hands-on experience with HDFS, YARN, Hive, Impala, Spark, Kafka
• Strong Linux administration (RHEL/Oracle Linux)
• Experience implementing Kerberos, LDAP/AD integration, and platform security
• Scripting and automation using Bash or Python
• Experience supporting enterprise production environments
• Cloudera platforms deployed in AWS, Azure, or GCP
• DevOps and automation tools (Ansible, Terraform, Jenkins, Git)
• Containerization exposure (Docker, Kubernetes)
• Monitoring and observability tools (Prometheus, Grafana, ELK, Splunk)
• Cloudera certifications
• Experience in large-scale enterprise or regulated environments

Additional Information

Being a part of the Netcompany team, you will be provided with: 

• The opportunity to work in a modern environment & in a hybrid working model
• A seamless onboarding experience and a buddy to support you on your first steps
• A competitive compensation & benefits package
• Health and life insurance program
• Meal and commuting allowance
• Well-being activities (on premises)
• Continuous learning opportunities using the most modern methods (unlimited access to Udemy for Business, ad-hoc trainings)
• A personalized development plan for targeted career growth

If you are looking forward to be part of a diverse environment, and have the opportunity to work alongside well-experienced professionals, on challenging, large-scale projects that directly impact millions of citizens around the globe, then this is the place to be!

By joining Netcompany in Athens, you will be part of a vivid team of 2,300+ tech professionals. When at the office, you'll have the flexibility to work from our modern, sustainable, and state-of-the-art offices!

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