Linux Administrator

Altron Digital Business; Gauteng; On-site; ZAR 200,000 - 300,000; Full time

Job summary

Altron Digital Business is seeking a skilled Linux Level 2 Administrator to join their IT infrastructure team in Gauteng. The role involves system support, maintenance, and troubleshooting within a 24/7 environment. Candidates should have relevant experience and certifications to ensure system performance and security.

Qualifications

• 2–4 years of hands-on experience in Linux system administration.
• Linux certification (e.g., RHCSA, LPIC-1 / 2) is a strong advantage.
• Experience working in a 24/7 production environment is a plus.

Responsibilities

• Perform routine system administration tasks and monitor system performance.
• Conduct regular maintenance such as patching and updates.
• Document system configurations and participate in after-hours support.

Skills

User account management

System monitoring

Troubleshooting

Security hardening

Shell scripting

Education

Diploma or Degree in Computer Science, Information Technology

Tools

Red Hat Enterprise Linux (RHEL)

CentOS

Ubuntu

Ansible

Job description

Get AI-powered advice on this job and more exclusive features.Direct message the job poster from Altron Digital BusinessTalent Acquisition Team Lead at Altron Digital BusinessAt Altron Digital Business, we provide the enterprise-grade solutions that organisations need to operate, optimise, and transform into a resilient digital business.Our purpose is to use technology to transform today into a simpler, safer and smarter tomorrow.We're committed to providing the best solutions to save money and help our clients' business grow with a robust IT ecosystem that supports digital transformation.We are looking to appoint a skilled and motivated Linux Level 2 Administrator to join our IT infrastructure team.

The ideal candidate will be responsible for the day-to-day support, maintenance, and troubleshooting of Linux systems and services.

You will work closely with the current Linux team to ensure system performance, reliability, and security.Please note that this is a 12-month fixed term contract position.Key Responsibilities : Perform routine system administration tasks, including user account management, disk space monitoring, and system health checksMonitor system performance and logs to proactively identify and troubleshoot issuesConduct regular maintenance such as patching, kernel updates, and package upgradesPerform root cause analysis and provide resolutions for hardware / software incidentsMaintain system security through access control, auditing, and vulnerability remediationDocument system configurations, procedures, and operational changes for the internal knowledge baseParticipate in an on-call rotation and provide after-hours support when necessaryAssist with automation and scripting using Ansible and shell scriptingQualifications : Diploma or Degree in Computer Science, Information Technology, or related field.Linux certification (e.g., RHCSA, LPIC-1 / 2) is a strong advantageExperience : 2–4 years of hands-on experience in Linux system administration.Experience working in a 24 / 7 production environment is a plusTechnical Skills : Operating Systems : Proficient in Red Hat Enterprise Linux (RHEL), CentOS, Ubuntu or other major Linux distributionsSystem Administration : Hands-on experience with system monitoring, patching, user management, and file systemsProficient in configuring and maintaining system services like SSH, DNS, NFS, Apache / Nginx, and SambaExperience with package managers (e.g., yum, dnf, apt) and kernel tuningScripting & Automation : Shell scripting (Bash) is essentialKnowledge of Python, Perl, or Ansible for automation is a plusSecurity & Compliance : Familiarity with security hardening, firewall configuration, and vulnerability managementUnderstanding of SELinux, auditd, and system logging (rsyslog / journald)Exposure to VMware, KVM, or Hyper-V environmentsMonitoring & Performance : Knowledge of monitoring toolsTroubleshooting performance issues and analyzing system logsSoft Skills : Demonstrates humility and accountability by being able to say, "I don't know" and "I messed up"Strong analytical and problem-solving skillsExcellent communication and documentation abilitiesAbility to work independently and collaboratively within a teamProactive approach to identifying and resolving issuesDisclaimer : Dear Applicant, we appreciate your interest in joining our organization.

It is imperative for us that you understand how we handle your information.

We are committed to ensuring the security and confidentiality of the information you provide.

Your personal details will be collected for the sole purpose of the application process and will be used strictly for that purpose.

By applying, you acknowledge and consent to the collection, use, and protection of your personal information in accordance with our privacy policy.

If you have any inquiries or concerns, our Human Capital department is available to provide clarification.

We look forward to reviewing your application. is committed to diversity and Employment Equity within the workplace.

In this regard, the relevant laws and principles associated with Employment Equity will be considered when appointing potential candidates.Should your experience and qualifications align with the requirements, we will be in contact to discuss the next steps.

Should you not receive feedback within 2 weeks, please consider your application as not successful.In the meantime, we encourage you to explore our company's website.Seniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionIndustriesIT Services and IT ConsultingReferrals increase your chances of interviewing at Altron Digital Business by 2xSign in to set job alerts for "Linux Administrator" roles.Johannesburg, Gauteng, South Africa 6 months agoJohannesburg, Gauteng, South Africa 1 day agoJoin the Frontlines of Innovation as a Red Hat Linux AdministratorSandton, Gauteng, South Africa 1 month agoMidrand, Gauteng, South Africa 3 weeks agoJohannesburg, Gauteng, South Africa 1 week agoJohannesburg, Gauteng, South Africa 12 hours agoJohannesburg Metropolitan Area 1 week agoJohannesburg, Gauteng, South Africa 1 day agoJohannesburg, Gauteng, South Africa 1 week agoWe're unlocking community knowledge in a new way.

Experts add insights directly into each article, started with the help of AI.