66 Linux Administrator jobs in South Africa

About the Team

We are Quadcode, a fintech company excelling in financial brokerage activities and delivering advanced financial products to our global clientele. Our flagship product, an internal trading platform, is offered as a Software-as-a-Service (SaaS) solution to other financial brokers.

We are a dynamic and innovative team responsible for building and supporting a cutting-edge private cloud infrastructure based on OpenStack and Kubernetes. Our infrastructure supports the stable operation of our trading platform, utilizing various Linux systems and services such as DNS, Gitlab, Artifactory, and Vault.

• Manage and support Kubernetes and PaaS platforms.
• Oversee various services and associated infrastructure components, including DNS, Gitlab, Artifactory, Vault, etc.
• Perform day-to-day operational tasks such as upgrades, CVE patching, backup and restore, security scans, and monitoring.
• Resolve incidents, provide support coverage, categorize issues, conduct post-mortems, and perform root cause analysis.
• Ensure environments are stable and adhere to availability SLAs.
• Work towards reducing operational effort.
• Engage in constant upskilling to stay updated with industry best practices.

• Minimum of 5 years of experience as a Linux system administrator, DevOps Engineer, or Site Reliability Engineer.
• Extensive experience in designing, building, configuring, and troubleshooting Linux servers across various environments (bare metal, container, cloud).
• Familiarity with process control and logging.
• Proficiency with automation tools such as Ansible, Salt, or Chef.
• Good understanding of Docker and ideally Kubernetes.
• Experience with monitoring and log aggregation tools like Grafana, ELK, or Graylog.
• Hands-on experience in deploying and maintaining systems on cloud solutions such as AWS, GCP, Azure, or OpenStack.
• Proficient in scripting languages like Bash or Python.
• Familiarity with configuring various servers and databases, including Apache Tomcat, Nginx, MySQL DB, PostgreSQL, Kafka, RabbitMQ, etc.
• Ideally, some exposure to DevOps tools like Gitlab CI/CD, Jenkins, or GitHub Actions.

• Remote work model.
• Competitive remuneration.
• Training and development.
• Corporate life: master classes, lectures, and incredible parties (now online).
• Friendly, enjoyable, and positive environment.

Currently, over 700 employees and service providers are stationed across our seven global offices located in the UK, Gibraltar, the UAE, the Bahamas, Australia, and the headquarters in Cyprus. By broadening its international presence, Quadcode not only offers a remote or hybrid work model but also presents a myriad of intriguing tasks and challenges for professionals like developers, market research analysts, and PR marketing specialists, among others.

Join us today, and let’s shape the future of fintech together!

Note: All applications will be treated with strict confidence. We thank all applicants for their interest; however, only those candidates selected for interviews will be contacted.

By submitting your application, you confirm acknowledge and accept that your personal data is collected, processed, and maintained in accordance with this privacy policy and this privacy policy .

About the Team

We are Quadcode, a fintech company excelling in financial brokerage activities and delivering advanced financial products to our global clientele. Our flagship product, an internal trading platform, is offered as a Software-as-a-Service (SaaS) solution to other financial brokers.

We are a dynamic and innovative team responsible for building and supporting a cutting-edge private cloud infrastructure based on OpenStack and Kubernetes. Our infrastructure supports the stable operation of our trading platform, utilizing various Linux systems and services such as DNS, Gitlab, Artifactory, and Vault.

• Manage and support Kubernetes and PaaS platforms.
• Oversee various services and associated infrastructure components, including DNS, Gitlab, Artifactory, Vault, etc.
• Perform day-to-day operational tasks such as upgrades, CVE patching, backup and restore, security scans, and monitoring.
• Resolve incidents, provide support coverage, categorize issues, conduct post-mortems, and perform root cause analysis.
• Ensure environments are stable and adhere to availability SLAs.
• Work towards reducing operational effort.
• Engage in constant upskilling to stay updated with industry best practices.

• Minimum of 5 years of experience as a Linux system administrator, DevOps Engineer, or Site Reliability Engineer.
• Extensive experience in designing, building, configuring, and troubleshooting Linux servers across various environments (bare metal, container, cloud).
• Familiarity with process control and logging.
• Proficiency with automation tools such as Ansible, Salt, or Chef.
• Good understanding of Docker and ideally Kubernetes.
• Experience with monitoring and log aggregation tools like Grafana, ELK, or Graylog.
• Hands-on experience in deploying and maintaining systems on cloud solutions such as AWS, GCP, Azure, or OpenStack.
• Proficient in scripting languages like Bash or Python.
• Familiarity with configuring various servers and databases, including Apache Tomcat, Nginx, MySQL DB, PostgreSQL, Kafka, RabbitMQ, etc.
• Ideally, some exposure to DevOps tools like Gitlab CI/CD, Jenkins, or GitHub Actions.

• Remote work model.
• Competitive remuneration.
• Training and development.
• Corporate life: master classes, lectures, and incredible parties (now online).
• Friendly, enjoyable, and positive environment.

Currently, over 700 employees and service providers are stationed across our seven global offices located in the UK, Gibraltar, the UAE, the Bahamas, Australia, and the headquarters in Cyprus. By broadening its international presence, Quadcode not only offers a remote or hybrid work model but also presents a myriad of intriguing tasks and challenges for professionals like developers, market research analysts, and PR marketing specialists, among others.

Join us today, and let’s shape the future of fintech together!

Note: All applications will be treated with strict confidence. We thank all applicants for their interest; however, only those candidates selected for interviews will be contacted.

By submitting your application, you confirm acknowledge and accept that your personal data is collected, processed, and maintained in accordance with this privacy policy and this privacy policy .

Are you a Linux-loving, terminal-taming, sudo-slinging machine with a soft spot for uptime and an obsession with clean logs?

Good. Because South Africa’s OG crypto exchange, is hunting for a Linux Administrator who eats kernel panics for breakfast and can shell script their way out of a digital apocalypse.

Requirements:

• Bachelor's degree / certification in a related field
• Advantageous: RedHat (RHCSA)/ CompTIA linux+ certification.
• Advantageous: ITIL training/ certifications
• Advantageous: SaaS and cloud environment training/ certifications
• 3-5 years: Hands-on system administration
• 2+ years: Linux operating systems - configure, install and maintain

Reference number for this position is GZ60035 which is a permanent position based in West Rand offering a cost to company salary of R600k per annum negotiable on experience and ability. Contact Garth on target or call him on to discuss this and other opportunities.

Are you ready for a change of scenery? The e-Merge IT recruitment is a specialist niche recruitment agency. We offer our candidates options so that we can successfully place the right developers with the right companies in the right roles. Check out the e-Merge website for more great positions.

Do you have a friend who is a developer or technology specialist? We pay cash for successful referrals!

Our prestige client specialises in managing network connectivity for corporate clients with mobile workforces and telemetry needs and are urgently seeking a Linux System Administrator to join their dynamic team. They provide reliable, innovative solutions, including user authentication, network policy authorisation, and detailed usage reporting. Their services ensure seamless connectivity and robust support, adhering to industry standards and best practices.

The incumbent will install, configure, and maintain Linux OS, service software, applications, and configurations in a SaaS Cloud environment.

Responsibilities:

• Managing system access, software licenses, user accounts, ensuring security, and optimising performance.
• Set up and maintain network services, troubleshoot issues, automate tasks through scripting, and document configurations and procedures, ensuring compliance with policies and regulations.
• Expertise will be crucial for maintaining IT infrastructure integrity and service delivery at the Client
• Resource utilisation: Optimise CPU, memory and storage usage.
• System uptime: Ensure high availability and minimal downtime.
• Incident response: Quickly address and resolve systems issues within the contractual SLA timelines.
• Backup management: Maintain and ensure reliable and timely system backups.
• Patch management: Document and apply updates and patches promptly and effectively.
• Efficiency through automation: Increase automation to standardise deployments and reduce manual tasks.
• Maintained scalability: Scale systems to meet growing demands without performance loss.
• Documentation and Reporting: Maintain accurate system documentation and provide regular status reports to stakeholders.
• Self-Development: Continuously improve personal skills and knowledge through training, certifications, and staying updated with industry trends and best practices.

Requirements:

• Bachelor's degree related field.
• Advantageous: RedHat (RHCSA)/ CompTIA Linux+ certification.
• Advantageous: ITIL training/ certifications.
• Advantageous: SaaS & Cloud environment training/ certifications.

The Reference Number  for this position is LJ60513  which is a Perm - Hybrid position based in Randburg offering a cost to company salary of up to R460K per annum negotiable on experience and ability. Please note that this role does offer quarterly bonuses based on your performance. Contact Leigh at or call her at to discuss this and other opportunities.

Are you ready for a change of scenery? E-Merge IT recruitment is a specialist niche recruitment agency. We offer our candidates options so that we can successfully place the right IT Specialists with the right companies in the right roles. Check out the E-Merge website   for more great positions.

Do you have a friend who is a Technology specialist? We pay cash for successful referrals!

About the Role:
Lead - Linux System Administration n is a critical support role designed to assist the IT Admin Lead in managing the organization’s IT infrastructure, focusing on maintaining stability, scalability, and security. This role will also serve as the primary point of contact in the IT Admin Lead’s absence, ensuring continuity in team operations. A strong background in Linux administration, automation, and Good understanding of Large Language Model (LLM) is essential for success in this role.

As Deputy IT Lead for Administration, you will cover the following:

1. Team Leadership & Infrastructure Excellence

Co-create and manage IT infrastructure, optimizing performance, security, and reliability across on-premises and cloud-hosted systems.
Champion security best practices, conducting routine updates and prompt issue resolution.
Shape our technical roadmap, focusing on scalable IT infrastructure that propels organizational success.

2. Team & Workflow Harmony

Orchestrate daily IT operations, prioritizing tasks and reporting progress to the IT Admin Lead.
Lead with confidence as the primary point of contact and decision-maker in the IT Admin Lead's absence.
Inspire growth through technical and soft-skills training, mentoring, and knowledge sharing.

3. Automation & Efficiency Pioneering

Innovate with automation, developing scripts to streamline routine tasks and enhance operational efficiency.
Provide expert hands-on support during peak periods, especially in LLM-related processes.

4. Cross-Department Synergy

Foster collaborative relationships with departments, identifying opportunities for workflow optimization and operational excellence.
Unlock scalable LLM deployments, leveraging containerization tools and cloud resources.

Qualification:

1. Bachelor Degree in Computer Science, IT, Systems Administration or related field
2. Minimum 5 years of experience as Linux Administrator
3. Minimum 2 years Leadership / People Management experience
4. Must be open to overlapping with Central European Time
5. Strong commitment to customer satisfaction
6. Strong leadership and communication skills
7. Experience in remote working environment.

Essentials:

1. Proficiency in managing Linux-based systems ( Linux Administration )
2. Advanced scripting skills (e.g., Bash, Python or similar languages for automation and process optimization)
3. DevOps
4. Virtualization
5. Ansible

Nice to Have:

1. Significant experience in Large Language Models (LLMs) hosting, systems administration, and troubleshooting.
2. Nifi

Looking for a Talented Linux Systems Administrator with an active Linux certificate and license. As a Linux Administrator you will be required to ensure the reliable, efficient, and secure operation of an organisation's computer systems and networks.

Qualifications:

• Matric
• Degree or Relevant
• Must have Red Hat certification or Linux Professional Institute (Non-negotiable)

• Minimum 2 years Linux Experience
• Must have a car and license
• Problem solving skills

• As a Linux Systems Administrator you must be proficient in a wide range of technical and soft skills.
• Great communication skill is critical.
• The ability to work under pressure is imperative.

Apply now!

About the Role: Lead - Linux System Administration n is a critical support role designed to assist the IT Admin Lead in managing the organization’s IT infrastructure, focusing on maintaining stability, scalability, and security. This role will also serve as the primary point of contact in the IT Admin Lead’s absence, ensuring continuity in team operations. A strong background in Linux administration, automation, and Good understanding of Large Language Model (LLM) is essential for success in this role. As Deputy IT Lead for Administration, you will cover the following: 1. Team Leadership & Infrastructure Excellence Co-create and manage IT infrastructure, optimizing performance, security, and reliability across on-premises and cloud-hosted systems. Champion security best practices, conducting routine updates and prompt issue resolution. Shape our technical roadmap, focusing on scalable IT infrastructure that propels organizational success. 2. Team & Workflow Harmony Orchestrate daily IT operations, prioritizing tasks and reporting progress to the IT Admin Lead. Lead with confidence as the primary point of contact and decision-maker in the IT Admin Lead's absence. Inspire growth through technical and soft-skills training, mentoring, and knowledge sharing. 3. Automation & Efficiency Pioneering Innovate with automation, developing scripts to streamline routine tasks and enhance operational efficiency. Provide expert hands-on support during peak periods, especially in LLM-related processes. 4. Cross-Department Synergy Foster collaborative relationships with departments, identifying opportunities for workflow optimization and operational excellence. Unlock scalable LLM deployments, leveraging containerization tools and cloud resources. Qualification:

1. Bachelor Degree in Computer Science, IT, Systems Administration or related field
2. Minimum 5 years of experience as Linux Administrator
3. Minimum 2 years Leadership / People Management experience
4. Must be open to overlapping with Central European Time
5. Strong commitment to customer satisfaction
6. Strong leadership and communication skills
7. Experience in remote working environment.

1. Proficiency in managing Linux-based systems ( Linux Administration )
2. Advanced scripting skills (e.g., Bash, Python or similar languages for automation and process optimization)
3. DevOps
4. Virtualization
5. Ansible

1. Significant experience in Large Language Models (LLMs) hosting, systems administration, and troubleshooting.
2. Nifi

Paracon Johannesburg, Gauteng, South Africa

Join to apply for the Senior Unix/Linux System Administrator role at Paracon

Paracon Johannesburg, Gauteng, South Africa

2 days ago Be among the first 25 applicants

Join to apply for the Senior Unix/Linux System Administrator role at Paracon

Seasoned Unix/Linux System Administrator with over 8 years of experience administering and maintaining Oracle Solaris , Red Hat Enterprise Linux (RHEL) , and Oracle Linux infrastructures across hybrid environments, including on-premises and cloud platforms (AWS, Azure). Proven ability to design, implement, and manage robust server environments, including OVM for SPARC and OLVM for x86, supporting critical enterprise applications. Passionate about automation, infrastructure as code (IaC), and streamlining operations using tools like Ansible and SaltStack . Adept at working under pressure, meeting project deadlines, and contributing to a high-performance team culture.

Key Responsibilities

• Administered and maintained Linux infrastructure (RHEL & Oracle Linux) across on-prem and cloud environments.
• Managed Oracle Solaris systems and implemented upgrades, patches, and security controls.
• Oversaw OVM for SPARC and OLVM for x86 virtualization environments for optimal resource utilization.
• Deployed and maintained solutions on AWS, Azure, and other public cloud platforms.
• Automated system tasks and processes using Ansible, Bash, and Python, ensuring consistency and efficiency.
• Planned and implemented new system solutions in collaboration with cross-functional business units.
• Collaborated on projects with defined timelines, ensuring system integration and performance optimization.
• Developed and enforced system and security policies aligned with organizational goals.
• Maintained accurate system documentation and regularly updated internal knowledge bases.
  
  

• Advanced knowledge of Linux (RHEL, Oracle Linux) and Oracle Solaris (Solaris 11)
• Virtualization platforms: OVM for SPARC, OLVM for x86, VMware, KVM
• Cloud platforms: AWS, Azure, with exposure to hybrid cloud architectures
• Configuration management and automation: Ansible, SaltStack, Shell Scripting
• Development exposure: Bash, Python, with basic scripting for automation
• Strong understanding of TCP/IP, DNS, LDAP, firewall rules, and NFS/SMB
• Business continuity, disaster recovery planning, and backup strategies
• Strong troubleshooting, incident management, and root cause analysis skills
• Excellent documentation and communication abilities
• Highly adaptable, analytical thinker, and proactive problem-solver
  
  

• Grade 12 (Matric)
• Red Hat Certified Engineer (RHCE) (or equivalent)
• Oracle Solaris Certification
• Additional certifications in cloud computing or DevOps tools (advantageous)
  
  

• Contract
  
  

• Hybrid
  
  

• Johannesburg, Gauteng
  
  

• Senior
  
  

• Seniority level Mid-Senior level

• Employment type Contract

• Job function Information Technology
• Industries Staffing and Recruiting

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