Big Data Administrator Lisboa

We are looking for a Big Data Administrator to join our Inetum Team and be part of a work culture focused on innovation!

Location: Lisbon

Main Tasks

• Operate, monitor, and support Hadoop-based data lake platforms.
• Provide L3 incident response, deep troubleshooting, and performance tuning for big data components.
• Ensure data integrity, replication, and capacity management within HDFS clusters.
• Develop, maintain, and automate monitoring and alerting for key services and node health.
• Collaborate with platform and data teams to onboard new workloads, ensuring proper resource allocation and performance.
• Apply patches, upgrades, and configuration changes to maintain security and stability of the big data environment.
• Manage Kerberos-based authentication, Ranger/Sentry policies, and TLS encryption.
• Work closely with storage, network, and security teams to optimize throughput, access controls, and backup strategies.
• Maintain cluster documentation and promote knowledge sharing across teams.

Profile

• Bachelor’s degree in Computer Science or equivalent.
• Minimum 5 years of experience in a similar Big Data Administrator role.
• Strong expertise in Hadoop ecosystem management and performance optimization.
• Solid understanding of security protocols, including Kerberos and TLS.
• Experience with monitoring tools, automation, and capacity management.
• Excellent analytical, troubleshooting, and communication skills.
• Fluency in English is mandatory.

Additional Information

• Hybrid work regime – office in Lisbon (2/3 days per week).
• Opportunities for professional growth and development.
• Collaborative and innovative work environment.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• IT Services and IT Consulting