linux server jobs in Johannesburg

Plan and Set Up Systems Infrastructure - Implement validated patches and updates - Configure web service platforms - Implement VMs according to business/product requirements - Define and allocate IP addresses - Plan and report on VM host capacity - Diagnose system faults Maintain High Availability of Systems Infrastructure - Identify system evolution and improvement requirements - Identify,...

Key Responsibilities - Manage and maintain Linux-based systems (Oracle Linux) across on-prem, Azure, and AWS environments - Perform system updates, patching, and configuration management using Ansible and shell scripting - Monitor system performance, troubleshoot incidents, and ensure high availability - Configure and support services including SSH, NGINX/Apache, cron jobs, and system logging -...

Job Description Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. Your day at NTT DATA The Collboration Managed Services...

Seeking a proactive Server IT Administrator to manage and support our clients cloud-based server infrastructure for both internal and client environments. You will ensure system reliability, security, and performance while supporting network and storage systems. This role involves occasional after-hours or weekend work to maintain business continuity. Responsibilities: · Install, configure, and...

Endpoint devices are currently deployed and managed through the desktop environment team; however, there is a clear gap in dedicated ownership and focus on patch management for server infrastructure. This oversight increases the risk of security vulnerabilities, non-compliance, and poor performance of devices due to pending patches and updates Responsibilities Patch Management - Monitor, test,...

We are seeking a highly experienced IBM MQ and WebSphere Application Server (WAS) Specialist with a strong infrastructure background to support, maintain, and optimize enterprise-level messaging and middleware environments. The ideal candidate will have a minimum of 10 years’ hands-on experience managing IBM MQ and WAS across various operating systems, with a strong focus on system health,...

Empowering Africa's tomorrow, together…one story at a time. With over 100 years of rich history and strongly positioned as a local bank with regional and international expertise, a career with our family offers the opportunity to be part of this exciting growth journey, to reset our future and shape our destiny as a proudly African group. Job Summary Build high-performing, scalable,...

A leading Prepaid Utilities Provider is looking for a skilled Linux and Database Administrator with a minimum of 3 years of experience to join our team. The ideal candidate should have a strong understanding of Linux systems, proficiency in managing MariaDB databases, and familiarity with the LAMP stack. Knowledge of the OSI model is essential for network configuration and troubleshooting. Bonus...

This role involves developing comprehensive strategies for desktop infrastructure, evaluating new technologies, and ensuring optimal performance and security of desktop systems. The Desktop Architect collaborates with various teams, including IT, network, security, and end-users, to create a seamless and efficient desktop computing environment that meets the organization's business needs. The...

Key Performance Areas - Plan and set up systems infrastructure - Maintain high availability of systems infrastructure - Maintain continuous professional development on systems administration - Perform general administrative duties - Conduct Extraneous-to-IT Activities 3. Key Tasks (By KPA for clarity) Plan and set up systems infrastructure - Implement validated patches and updates - Configure web...

Employer Description Non-life insurer writing general business personal and commercial cover as well as specialist lines. Job Description - Design, develop, and enhance full-stack applications using Python and C# - Maintain existing systems by implementing enhancements, bug fixes, and performance improvements - Develop backend services using Python frameworks (Flask, Django, or equivalent) -...

ENVIRONMENT: A leading Cloud Solutions company is on the hunt for a highly skilled and customer-focused Technical Specialist to join their Professional Services team. This is more than a support role; you will be the technical architect and trusted advisor for their customers, designing, deploying, and managing sophisticated communication solutions that solve real-world business problems. You...

About the Role We are seeking a highly skilled Senior DBA to join our dynamic data team. You will be responsible for managing, securing, and optimizing enterprise database systems to ensure high performance, reliability, and availability. This role is ideal for professionals who thrive in complex data environments, value efficient and secure database practices, and enjoy collaborating with...

Key Responsibilities: - Continuity of service on the day-to-day, including: - Network / Telecommunications: Cabling, switches, optimizers, routers, firewall, proxies, gateways, WAN, WiFi, video-conferencing systems and other equipment (UPS, AirCon, Genset, and IoT) - Systems: Servers (Windows/Linux or iSeries), storage, data backup means, and local applications - Be the primary escalation...

Empowering Africa's tomorrow, together…one story at a time. With over 100 years of rich history and strongly positioned as a local bank with regional and international expertise, a career with our family offers the opportunity to be part of this exciting growth journey, to reset our future and shape our destiny as a proudly African group. Job Summary Build high-performing, scalable,...

ENVIRONMENT: A dynamic Joburg-based Business Process Outsourcer seeks a forward-thinking Senior SQL Developer who sees AI not as a threat but as a powerful productivity enhancer. That leveraging tools like ChatGPT, Claude, or others to automate routine code writing, reduces boilerplate in turn means more focus on higher-value, business-critical logic. Forming part of the Operational Development...

Key Responsibilities - Manage and maintain Linux-based systems (Oracle Linux) across on-prem, Azure, and AWS environments - Perform system updates, patching, and configuration management using Ansible and shell scripting - Monitor system performance, troubleshoot incidents, and ensure high availability - Configure and support services including SSH, NGINX/Apache, cron jobs, and system logging -...

We are seeking a skilled IBM WebSphere Application Server Specialist to join our dynamic team. The ideal candidate will be responsible for the installation, configuration, administration, and performance optimization of IBM WebSphere environments. You will work closely with development, infrastructure, and operations teams to ensure seamless deployment and maintenance of WebSphere-based...

Responsibilities - Design, implement and manage enterprise-level infrastructure including servers, storage, virtualization, and networking. - Administer and optimize cloud environments (Azure, AWS or similar). - Ensure infrastructure security compliance and implement best practices. - Monitor system performance and proactively address capacity and reliability issues. - Lead infrastructure...

ENVIRONMENT: A leading Cloud Solutions company is on the hunt for a motivated Junior Technical Specialist to join their Professional Services team. This is an exciting growth role for candidates who want to develop their technical and integration skills in the world of unified communication, contact centers, workflow automation and AI-driven solutions. You will be assisting with solution...