Senior System Engineer

Job Summary

The Senior System Engineer is responsible for designing, implementing, maintaining, and supporting server, virtualisation, storage, backup, and systems infrastructure for Afrocentric IP and its clients. The role focuses on ensuring high availability, performance, security, and resilience across managed systems environments. The Senior System Engineer will provide senior-level technical expertise, lead infrastructure projects, resolve complex technical incidents, support disaster recovery and business continuity, and mentor junior systems and network engineers.

• Design and implement server and virtualisation infrastructure according to business and client requirements.
• Evaluate and recommend systems, platforms, and infrastructure upgrades.
• Improve infrastructure performance, scalability, availability, and resilience.
• Maintain accurate systems documentation, configuration records, and architecture diagrams.
• Ensure infrastructure designs align with security best practices and compliance requirements.
• Participate in infrastructure planning, capacity planning, and technology improvement initiatives.
• Standardise systems configurations and technical processes where appropriate.

• Provide senior-level support for Windows and Linux server environments.
• Manage and support virtualisation platforms such as VMware and Hyper‑V.
• Monitor system health, performance, availability, and capacity.
• Perform regular infrastructure health checks and system maintenance.
• Plan and execute system patching and upgrades.
• Troubleshoot and resolve complex and escalated infrastructure incidents.
• Ensure systems remain available and perform within agreed service levels.
• Provide technical support to internal teams and clients where required.

• Manage and monitor backup and replication environments.
• Ensure critical systems are backed up according to defined requirements.
• Conduct backup verification and recovery testing.
• Investigate and resolve backup failures.
• Support disaster recovery planning and implementation.
• Participate in disaster recovery testing and recovery exercises.
• Ensure critical systems can be recovered within agreed business requirements.
• Maintain accurate backup and disaster recovery documentation.

• Implement and maintain systems security controls and hardening standards.
• Perform vulnerability assessments and assist with remediation activities.
• Apply security patches and updates within agreed timelines.
• Monitor systems for security risks and configuration weaknesses.
• Ensure infrastructure complies with internal security policies and client requirements.
• Support security audits and compliance assessments.
• Assist with business continuity and information security initiatives.
• Maintain secure configurations across managed infrastructure environments.

• Lead and deliver assigned systems infrastructure projects.
• Plan technical activities, resources, and implementation requirements.
• Ensure infrastructure projects are delivered within agreed timelines and budgets.
• Provide technical guidance and mentorship to junior systems and network engineers.
• Conduct knowledge-transfer and skills‑development sessions.
• Develop and maintain standard operating procedures and technical documentation.
• Support the development and implementation of infrastructure best practices.
• Assist with technical planning and solution design for client projects.

• Diploma or Degree in Information Technology, Computer Science, or a related field.
• 6-8 years' experience in systems engineering or systems administration.
• At least 2 years' experience at a senior or lead level.
• D…