Database Administrator

Database Administrator

Posted 5 days ago by 1750261808

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Negotiable
Outside
Remote
USA
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Access Controls Ansible Apache Cassandra Authentications Automation Bash (Scripting Language) Compatibility Testing Database Administration Database Security Data Encryption Data Integrity Data Migration Data Protection Strategy Datastax DataStax Enterprise Elastic (ELK) Stack Encryption Grafana Linux Linux System Administration Management Nodes (Networking) NoSQL Opscenter Oracle Database Administration (DBA) Oracle Linux Performance Tuning Prometheus (Software) Python (Programming Language) Scalability Scripting System Administration Verification And Validation

Summary: The role of Expert Database Administrator (DBA) focuses on managing Apache Cassandra DataStax Enterprise (DSE) clusters, ensuring data integrity, stability, and performance optimization. The position requires expertise in version upgrades, data migration, and security measures within high-performance distributed systems. The DBA will also be responsible for installation, configuration, and troubleshooting of the database environment. This is a remote position based in the USA, classified as outside IR35.

Key Responsibilities:

  • Installation and configuration of Apache Cassandra DSE, ensuring high availability and scalability.
  • Version upgrades from 6.7.x and 6.8.x to 6.9, including validation and compatibility testing.
  • Data migration and integrity validation in distributed environments.
  • Performance optimization for clusters, applying advanced tuning strategies.
  • Backup management and data restoration, ensuring consistency and efficient recovery.
  • Monitoring and troubleshooting using tools like Prometheus, Grafana, and OpsCenter.
  • Security and compliance, implementing access controls, encryption, and data protection measures.

Key Skills:

  • Experience in managing Apache Cassandra DSE, including configuration of clusters with at least 3 nodes.
  • Deep knowledge of NoSQL and distributed architectures.
  • Expertise in version upgrades and management of Cassandra DSE 6.7.x, 6.8.x, and 6.9.
  • Hands-on experience in data migration and integrity assurance.
  • Strong skills in performance tuning for production environments.
  • Proficiency in backup, restoration, and consistency testing.
  • Solid understanding of Linux system administration.
  • Familiarity with automation and scripting using Python, Bash, and Ansible.
  • Experience with monitoring and performance analysis tools like Prometheus, Grafana, ELK Stack.
  • Knowledge of database security, authentication, and encryption.
  • Ability to collaborate effectively with cross-functional teams and communicate clearly.

Salary (Rate): undetermined

City: undetermined

Country: USA

Working Arrangements: remote

IR35 Status: outside IR35

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Expert DBA Apache Cassandra DSE
Remote

We are looking for an Expert Database Administrator (DBA) specializing in Apache Cassandra DataStax Enterprise (DSE) with proven experience in managing clusters of at least 3 nodes, version upgrades, data migration, and performance optimization. This role is critical for ensuring data integrity, as well as the stability, efficiency, and security of high-performance distributed systems.
Main Responsibilities:

  • Installation and configuration of Apache Cassandra DSE, ensuring high availability and scalability.
  • Version upgrades from 6.7.x and 6.8.x to 6.9, including validation and compatibility testing.
  • Data migration and integrity validation in distributed environments.
  • Performance optimization for clusters, applying advanced tuning strategies.
  • Backup management and data restoration, ensuring consistency and efficient recovery.
  • Monitoring and troubleshooting using tools like Prometheus, Grafana, and OpsCenter.
  • Security and compliance, implementing access controls, encryption, and data protection measures.

Required Skills & Experience:

  • Experience in managing Apache Cassandra DSE, including configuration of clusters with at least 3 nodes.
  • Deep knowledge of NoSQL and distributed architectures.
  • Expertise in version upgrades and management of Cassandra DSE 6.7.x, 6.8.x, and 6.9.
  • Hands-on experience in data migration and integrity assurance.
  • Strong skills in performance tuning for production environments.
  • Proficiency in backup, restoration, and consistency testing.
  • Solid understanding of Linux system administration.
  • Familiarity with automation and scripting using Python, Bash, and Ansible.
  • Experience with monitoring and performance analysis tools like Prometheus, Grafana, ELK Stack.
  • Knowledge of database security, authentication, and encryption.
  • Ability to collaborate effectively with cross-functional teams and communicate clearly.

Preferred Certifications:

  • DataStax Certified Cassandra Administrator
  • Cloud database certifications (AWS, Azure)
  • Linux security and system administration certification
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