System Administrator at CVPeople Tanzania

System Administrator at CVPeople Tanzania

System Administrator

CVPeople Tanzania | Full time

Dar Es Salaam, Tanzania 

Job Description

The System Administrator will be responsible for overseeing and maintaining all systems within a Data Center. The System Administrator will be responsible for ensuring the optimal performance, security, and availability of server hardware, VMware vSphere, Linux, MySQL Database systems, and containerized environments that support the business’s core applications and key office applications. This role demands a proactive and hands-on approach to comprehensive system monitoring, incident management, and process optimization, incorporating advanced container management solutions such as Docker and Kubernetes. The System Administrator will be adept at deploying, orchestrating, and maintaining containerized applications in a high-performance, 24/7 mission-critical systems environment, ensuring robust scalability, fault tolerance, and optimal resource allocation.

Responsibilities

• Manage and maintain HP server hardware, VMware infrastructure, Linux systems, and containerized environments (Docker, Kubernetes) to ensure optimal uptime and performance.
• Conduct daily system monitoring to verify the integrity and availability of server resources, system processes, and key applications, including container orchestration.
• Implement and manage containerized applications using Docker and Kubernetes, ensuring proper configuration, scaling, and monitoring.
• Perform regular security monitoring to detect and mitigate potential intrusions, unauthorized access, and system vulnerabilities, including container security checks.
• Execute daily backup operations, ensuring successful completion of data backups and secure storage of recovery tapes/disks offsite as necessary.
• Implement file archival and data purge processes as needed to optimize storage management.
• Manage user account creation, modification, and deactivation in line with company policies and security protocols.
• Provide timely support to internal teams, addressing system-related incidents, troubleshooting hardware/software issues, and coordinating with impacted teams to minimize downtime.
• Apply OS patches, updates, and security upgrades on a scheduled basis to maintain system integrity and compliance.
• Configure and maintain system software, utilities, and applications essential for SportPesa operations, including API integrations and asset management systems.
• Develop and maintain comprehensive documentation of operational procedures, system configurations, and incident response protocols.
• Monitor and report system performance metrics to support proactive capacity planning and resource optimization.
• Conduct ongoing performance tuning, hardware upgrades, and resource optimization to meet dynamic business needs, with a focus on containerized workloads.
• Configure CPU, memory, and disk partitions to maintain optimal resource allocation and prevent performance bottlenecks.
• Maintain data center environmental controls, including HVAC systems, power distribution, and physical security measures.
• Lead incident management efforts, implementing structured response plans to minimize service disruptions and data loss.
• Collaborate with the cybersecurity team to implement security best practices and maintain a secure operating environment, including container security best practices.
• Participate in strategic planning sessions to assess system requirements and align IT infrastructure with business objectives.

Requirements

Knowledge and Experience

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum of 5 years of proven experience in systems administration, preferably within a high-availability data cente.
• Hands-on experience with HP server hardware, VMware vSphere, Linux (Ubuntu, CentOS, RedHat), MySQL databases, Docker, and Kubernetes.
• Strong knowledge of virtualization, storage systems, network protocols, and security frameworks.
• Proficiency in backup and recovery solutions, data integrity management, and disaster recovery planning.
• Experience in scripting and automation using Bash, PowerShell, or Python.
• Demonstrated expertise in incident management, root cause analysis, and proactive system monitoring.
• Experience with API integrations and microservices architecture.
• Professional certifications such as RHCE, VCP, Docker Certified Associate, Kubernetes Administrator (CKA), ITIL, or CompTIA Server+ are highly desirable.
• Strong communication skills with the ability to convey technical concepts to non-technical

Preferred Skills and Attributes:

• Proactive, detail-oriented, and capable of handling high-pressure situations with minimal supervision.
• Excellent analytical and problem-solving skills, with a focus on operational efficiency and risk mitigation.
• Ability to work effectively in a dynamic team environment and manage multiple projects concurrently.
• In-depth knowledge of system performance monitoring, server optimization, and data security.
• Commitment to continuous learning and staying updated with emerging technologies and industry trends.

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