Senior Database Administrator

Confidential Employer

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Data Base Administrator

Confidential Employer

Database Administrator

Qore Technologies Limited

Database Administrator

Qore Technologies Limited

Job Overview

Location

Lagos, Lagos, Nigeria

Employment Type

Full Time

Work Arrangement

Hybrid

Sector

Information Technology & Software

Experience Level

Senior (5-8 years)

Job Description

We are seeking a highly experienced Senior Database Administrator to join our dynamic team. In this critical role, you will be responsible for the design, implementation, and ongoing management of our diverse database infrastructure, encompassing both relational and non-relational systems.

Your expertise will ensure the high availability, robust security, and optimal performance of our data platforms. This position offers the opportunity to contribute to strategic architectural improvements and to ensure our database systems are scalable and efficient for future growth.

To apply for this role, click the Apply button on this page and follow the instructions.

Required Skills

SQL ServerPostgreSQLMySQLData warehousingETL pipelinesScripting skillsNoSQL databasesMongoDBRedisCassandraDatabase securityEncryptionCompliance frameworksHigh-availability configurationsClusteringReplicationFailoverQuery optimizationIndexing strategiesPerformance tuningBackup/recovery proceduresDisaster recovery planningDatabase automationInfrastructure as codeTerraformAnsiblePowerShellBashPythonProblem-solvingTroubleshootingCommunication skills

Key Responsibilities

Design, implement, and maintain database systems across SQL Server, MySQL, PostgreSQL, and NoSQL environments (MongoDB, Redis, Cassandra, etc.)
Monitor database performance, optimize queries, and tune systems for maximum efficiency.
Develop and execute backup, recovery, and disaster recovery strategies.
Implement security best practices, access controls, and ensure compliance with data protection regulations.
Automate routine database tasks and integrate with CI/CD pipelines.
Collaborate with development teams on database schema design, data modelling, and optimization.
Perform capacity planning and scale databases to meet growing demands.
Troubleshoot critical database issues and provide expert-level support.
Document database architectures, procedures, and runbooks.
Mentor junior team members and promote database best practices.

Qualifications

5-8+ years of hands-on database administration experience
Deep expertise with relational databases: SQL Server, MySQL, and PostgreSQL
Strong experience with NoSQL databases (MongoDB, Redis, Cassandra, or similar)
Strong knowledge of database security, encryption, and compliance frameworks
Proven experience with high-availability configurations (clustering, replication, failover)
Proficiency in query optimization, indexing strategies, and performance tuning for both SQL and NoSQL systems
Experience with backup/recovery procedures and disaster recovery planning
Solid understanding of database automation and infrastructure as code (Terraform, Ansible, etc.)
Strong scripting skills (PowerShell, Bash, Python)
Excellent problem-solving and troubleshooting abilities
Strong communication skills for cross-functional collaboration

How to Apply

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We are looking for a seasoned Senior Database Administrator to take charge of our complex database infrastructure. This role is crucial for maintaining the high availability, security, and optimal performance of our relational and non-relational database systems. You will be instrumental in driving architectural improvements and ensuring our data systems can scale effectively to meet future demands.