Hadoop Administrator

Florida Blue; United States; Hybrid; USD 90,000 - 130,000; Full time

Job summary

Florida Blue is seeking a Hadoop Administrator on a contract basis through Magnit to support GuideWell and its family of companies.

The role involves installation, upgrades, backups and configuration of Hadoop environments, Kerberos, HDFS, Hive and MapReduce access, and ongoing performance tuning. Hybrid work with some travel may be required.

The ideal candidate has 5–8 years in Hadoop administration and 3–5 years DBA experience, plus a related Bachelor's degree or equivalent work experience.

Qualifications

• 3-5 years of DBA experience.
• 5-8 years of Hadoop administration experience.
• Related Bachelor's degree required or equivalent work experience.

Responsibilities

• Implement and administer Hadoop infrastructure.
• Upgrade, backup, and configure Hadoop environments.
• Manage Kerberos, user provisioning, and access controls.
• Monitor performance and capacity; tune Hadoop clusters.
• Collaborate with infrastructure, network, and BI teams.
• Serve as vendor contact and coordinate updates.

Education

Bachelor's degree in IT

Tools

Hadoop

Kerberos

HDFS

Hive

Pig

MapReduce

Cloudera Manager

Nagios

Ganglia

Dell OpenManage

Job description

This is a contract opportunity. You will be employed by Magnit to work on assignment with GuideWell and subsidiary companies including Florida Blue.

The Hadoop Administrator administers database systems to protect the confidentiality, integrity and availability of data. The Hadoop Administrator is responsible for installations, upgrades, backups, and configuration. They also maintain query language for established database systems, design and execute backup and recovery schemes and implement disaster recovery procedures. The Administrator works with end-users and project team members to understand and advise on database and query requirements and capabilities. They are assigned to complex database systems and are relied upon to optimize database performance, configuration, access and security and to serve on project teams contributing database subject matter expertise.

Responsibilities

• Responsible for implementation and ongoing administration of Hadoop infrastructure.
• Aligning with the systems engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments.
• Working with data delivery teams to setup new Hadoop users. This job includes setting up Linux users, setting up Kerberos principals and testing HDFS, Hive, Pig and MapReduce access for the new users.
• Cluster maintenance as well as creation and removal of nodes using tools like Ganglia, Nagios, Cloudera Manager Enterprise, Dell Open Manage and other tools.
• Performance tuning of Hadoop clusters and Hadoop MapReduce routines.
• Screen Hadoop cluster job performances and capacity planning
• Monitor Hadoop cluster connectivity and security
• Manage and review Hadoop log files.
• File system management and monitoring.
• HDFS support and maintenance.
• Diligently teaming with the infrastructure, network, database, application and business intelligence teams to guarantee high data quality and availability.
• Collaborating with application teams to install operating system and Hadoop updates, patches, version upgrades when required.
• Point of Contact for Vendor escalation

DBA Responsibilities Performed By a Hadoop Administrator

• Data modelling, design & implementation based on recognized standards.
• Software installation and configuration.
• Database backup and recovery.
• Database connectivity and security.
• Performance monitoring and tuning.
• Disk space management.
• Software patches and upgrades.
• Automate manual tasks.

Experience

• 3-5 Years of DBA experience
• 5-8 Years of Hadoop Admin Experience

Required Education

Related Bachelor's degree in an IT related field or relevant work experience

Work Environment

This position offers a hybrid work arrangement which combines flexibility with in-office engagement. Team schedules are determined based on role requirements and business needs. Travel to and from our corporate or regional offices may be required.

GuideWell and its family of companies has partnered with Magnit as its Managed Service Provider (MSP) and Employer of Record (EOR) since 2018. In May of 2025, GuideWell joined Magnit Direct Source to implement the GuideWell Contractor Cohort. This program is designed to create, manage and curate a contractor talent pool for temporary contract opportunities with GuideWell. As a contractor working on temporary assignment with GuideWell, you'll be employed by Magnit. You'll have the opportunity to work on temporary projects at GuideWell companies that make a real difference in people's lives while enjoying the benefits of being part of the Magnit team.