Head of Database Administrator, DevOps & Security at Lebara Nigeria

Role Overview

• The Database Administrator, DevOps & Security Head is responsible for ensuring the availability, security, performance, and scalability of the MVNO’s databases, automation of infrastructure and application deployment, and implementation of robust cybersecurity measures to protect network and customer data. The role spans across OSS/BSS platforms, Core Network systems, and enterprise IT.

Key Responsibilities

Database Administration (DBA)

• Design, install, configure, and maintain production and test databases (Oracle, MySQL, PostgreSQL, MongoDB, etc.).
• Perform backup and recovery operations to ensure business continuity.
• Monitor and optimize database performance (query tuning, indexing, replication).
• Implement high-availability database clustering and failover solutions.
• Manage database security, access privileges, and auditing in compliance with regulations (e.g., GDPR).

DevOps & Automation

• Design and implement CI/CD pipelines for OSS/BSS and Core Network systems.
• Manage Infrastructure as Code (IaC) using tools such as Terraform, Ansible, or Kubernetes.
• Collaborate with software teams to automate deployments, testing, and monitoring.
• Maintain container orchestration platforms (Docker, Kubernetes) for service deployment.
• Ensure cloud/on-prem hybrid integrations operate seamlessly.

Security Management

• Implement and maintain security frameworks (ISO 27001, NIST, PCI DSS).
• Monitor and respond to security threats, vulnerabilities, and incidents.
• Conduct regular penetration testing and vulnerability assessments.
• Manage firewalls, intrusion detection/prevention systems (IDS/IPS), and encryption protocols.
• Ensure compliance with regulatory requirements in telecommunications security.

Qualifications

• Bachelor’s degree in computer science, Information Technology, or related field.
• Minimum 5+ years in DBA, DevOps, or Security roles (telecom experience preferred).
• Strong knowledge of OSS/BSS platforms, telecom core network integration, and IT infrastructure.
• Proficient in database technologies (Oracle, MySQL, PostgreSQL, NoSQL).
• Hands-on experience with CI/CD tools (Jenkins, GitLab CI, Azure DevOps).
• In-depth understanding of network and application security principles.

Skills & Competencies

• Strong analytical and troubleshooting skills.
• Ability to manage multiple high-priority tasks simultaneously.
• Excellent communication and documentation skills.
• Proactive in learning new technologies and industry best practices.
• Strong leadership in managing technical teams.

KPIs (Key Performance Indicators)

• Database uptime and performance SLAs.
• Time-to-deploy (TTD) for applications and services.
• Number of security incidents resolved within SLA.
• Compliance audit results (security and regulatory).
• Efficiency of automated workflows in production.