Linux System Administrator

Johannesburg, Gauteng InfyStrat Software Services

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Job Description

InfyStrat is seeking a knowledgeable and experienced Linux System Administrator to join our dynamic IT team. In this role, you will be responsible for managing and maintaining our Linux-based systems and ensuring their optimal performance and security. You will work closely with other IT professionals and stakeholders to provide support, troubleshoot issues, and implement best practices for system administration. The ideal candidate will have a strong background in Linux administration, a proactive approach to problem-solving, and excellent communication skills. InfyStrat values innovation and collaboration, and we are looking for someone who is eager to contribute to our mission of delivering high-quality solutions.

Responsibilities

  • Install, configure, and maintain Linux servers and applications
  • Monitor system performance, troubleshoot issues, and perform necessary upgrades and patches
  • Implement security measures and ensure system compliance with organizational policies
  • Automate routine tasks using scripting languages and configuration management tools
  • Manage user accounts, permissions, and access control
  • Backup and restore data and develop disaster recovery plans
  • Collaborate with development and DevOps teams to support application deployment and optimization
  • Document system configurations, procedures, and best practices

Requirements

  • Bachelor's degree in Computer Science, Information Technology, or a related field
  • 5+ years of experience in Linux system administration
  • Strong expertise in Red Hat, CentOS, or Ubuntu distributions
  • Proficient in shell scripting and automation tools (e.g., Ansible, Puppet, Chef)
  • Experience with networking concepts and system security practices
  • Excellent problem-solving skills and attention to detail
  • Strong communication skills and ability to work collaboratively in a team environment
  • Certifications such as RHCE or LPIC are a plus
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Linux System Administrator

Johannesburg, Gauteng InfyStrat

Posted 2 days ago

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Job Description

InfyStrat is seeking a knowledgeable and experienced Linux System Administrator to join our dynamic IT team. In this role, you will be responsible for managing and maintaining our Linux-based systems and ensuring their optimal performance and security. You will work closely with other IT professionals and stakeholders to provide support, troubleshoot issues, and implement best practices for system administration. The ideal candidate will have a strong background in Linux administration, a proactive approach to problem-solving, and excellent communication skills. InfyStrat values innovation and collaboration, and we are looking for someone who is eager to contribute to our mission of delivering high-quality solutions.

Responsibilities
  • Install, configure, and maintain Linux servers and applications.
  • Monitor system performance, troubleshoot issues, and perform necessary upgrades and patches.
  • Implement security measures and ensure system compliance with organizational policies.
  • Automate routine tasks using scripting languages and configuration management tools.
  • Manage user accounts, permissions, and access control.
  • Backup and restore data and develop disaster recovery plans.
  • Collaborate with development and DevOps teams to support application deployment and optimization.
  • Document system configurations, procedures, and best practices.
  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • 5+ years of experience in Linux system administration.
  • Strong expertise in Red Hat, CentOS, or Ubuntu distributions.
  • Proficient in shell scripting and automation tools (e.g., Ansible, Puppet, Chef).
  • Experience with networking concepts and system security practices.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication skills and ability to work collaboratively in a team environment.
  • Certifications such as RHCE or LPIC are a plus.
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Unix/Linux System Administrator

Sandton, Gauteng R180000 - R250000 Y Paracon

Posted today

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Job Description

Are you a highly
Seasoned Unix/Linux System Administrator
with a passion for automation and hybrid cloud environments? Do you thrive on managing mission-critical systems and streamlining operations using
Infrastructure as Code (IaC)
? Join our high-performance team and leverage your expertise in
Oracle Solaris
and
Red Hat Enterprise Linux (RHEL)
across our enterprise infrastructure.

We are looking for a proactive problem-solver to maintain, optimize, and secure our systems both on-premise at our
Sandton Campus
and across our
AWS
and
Azure
cloud platforms. Its a contract role

Key Responsibilities

  • Administer and maintain our core
    Linux infrastructure (RHEL & Oracle Linux)
    across hybrid environments.
  • Manage, patch, and implement security controls on
    Oracle Solaris
    systems.
  • Oversee and optimize performance for our virtualization platforms, including
    OVM for SPARC
    and
    OLVM for x86
    .
  • Deploy, maintain, and secure solutions on
    AWS
    and
    Azure
    , integrating with our on-premise infrastructure.
  • Drive automation initiatives using
    Ansible
    ,
    SaltStack
    ,
    Bash
    , and
    Python
    scripting to enhance efficiency and consistency.
  • Collaborate with cross-functional business units on project timelines, solution planning, and system integration.
  • Develop, enforce, and maintain robust system and security policies in alignment with organizational goals.
  • Perform advanced
    troubleshooting
    ,
    incident management
    , and
    root cause analysis
    .

Skills & Competencies

  • 8+ years of experience
    as a System Administrator in an enterprise environment.
  • Expert knowledge
    of
    Linux (RHEL, Oracle Linux)
    and
    Oracle Solaris (Solaris 11)
    .
  • Proficiency with virtualization platforms:
    OVM for SPARC
    ,
    OLVM for x86
    ,
    VMware
    , or
    KVM
    .
  • Proven experience with public cloud platforms:
    AWS
    and
    Azure
    , including exposure to hybrid cloud architectures.
  • Strong hands-on experience with configuration management tools:
    Ansible
    and/or
    SaltStack
    .
  • Adept at scripting for automation using
    Bash
    and
    Python
    .
  • Solid understanding of networking concepts:
    TCP/IP
    ,
    DNS
    ,
    LDAP
    ,
    firewall rules
    , and
    NFS/SMB
    .
  • Experience with
    business continuity
    ,
    disaster recovery
    , and backup strategies.
  • Red Hat Certified Engineer (RHCE)
    or equivalent certification is essential.

Education & Certifications:

  • Grade 12 (Matric).
  • Red Hat Certified Engineer (RHCE)
    (or equivalent).
  • Oracle Solaris Certification
    (highly desirable).
  • Additional certifications in
    cloud computing
    (AWS/Azure) or
    DevOps tools
    are a strong advantage.
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System Administrator

Johannesburg, Gauteng Infystrat Software Services

Posted 18 days ago

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Job Description

Jobob Title: System Administrator

Location: Johannesburg, South Africa

Role Description:

We're seeking an experienced System Administrator to join our team in Johannesburg, South Africa. As a key member of our technical team, you'll be responsible for installing, configuring, and maintaining Linux systems, ensuring system security, performance, and reliability.

Key Responsibilities:

  • Linux System Administration
  • Install and configure Linux systems
  • Perform system maintenance, upgrades, and patching
  • Create system backups and monitor system performance
  • System Security
  • Configure and maintain system security and hardening
  • Conduct OS vulnerability assessment and remediation
  • System Maintenance
  • Configure and maintain LVM, filesystems, and server hardware
  • Provide technical support and guidance to teams
  • Vendor Management
  • Coordinate with vendors for hardware and software support

Essential Skills:

  • 6+ years of experience with RedHat Linux
  • Expertise in Linux system administration, security, and performance tuning
  • Strong understanding of system configuration, maintenance, and troubleshooting

Desirable Skills:

  • Experience with system security, vulnerability assessment, and remediation
  • Strong communication and vendor management skills

How to Apply:

If you're a skilled System Administrator with a passion for Linux and system security, please share your resume with Sonia Sharma at Title: System Administrator #J-18808-Ljbffr
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System Administrator

Johannesburg, Gauteng InfyStrat

Posted 21 days ago

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Job Description

Jobob Title: System Administrator

Location: Johannesburg, South Africa

Role Description:

We're seeking an experienced System Administrator to join our team in Johannesburg, South Africa. As a key member of our technical team, you'll be responsible for installing, configuring, and maintaining Linux systems, ensuring system security, performance, and reliability.

Key Responsibilities:

1. Linux System Administration

- Install and configure Linux systems

- Perform system maintenance, upgrades, and patching

- Create system backups and monitor system performance

2. System Security

- Configure and maintain system security and hardening

- Conduct OS vulnerability assessment and remediation

3. System Maintenance

- Configure and maintain LVM, filesystems, and server hardware

- Provide technical support and guidance to teams

4. Vendor Management

- Coordinate with vendors for hardware and software support

Essential Skills:

- 6+ years of experience with RedHat Linux

- Expertise in Linux system administration, security, and performance tuning

- Strong understanding of system configuration, maintenance, and troubleshooting

Desirable Skills:

- Experience with system security, vulnerability assessment, and remediation

- Strong communication and vendor management skills

How to Apply:

If you're a skilled System Administrator with a passion for Linux and system security, please share your resume with Sonia Sharma at Title: System Administrator

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Group System Administrator

Johannesburg, Gauteng New Generation Management Consulting

Posted 4 days ago

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Job Description

New Generation Group is a dynamic, forward-thinking organization committed to innovation and excellence. We are seeking a highly skilled and motivated Group System Administrator to join our team and take ownership of the management and optimization of our fully integrated ERP and Payroll systems.

Position Summary: As the Group System Administrator, you will play a critical role in managing, maintaining, and optimizing the New Generation Group’s ERP and Payroll systems. You will ensure seamless operation, user support, and continuous improvement of these critical platforms that power our business operations across all departments.

Key Responsibilities:

  • Oversee the day-to-day administration, maintenance, and support of the Group’s fully integrated ERP and Payroll systems.
  • Managing user accounts, including access provisioning, modifications, and deactivations to ensure proper access controls.
  • Troubleshoot system issues promptly, identifying causes and implementing effective solutions.
  • Implement and maintain system security by enforcing access restrictions and policies.
  • Regularly audit the system by running reports to identify vulnerabilities and ensure ongoing compliance with updated standards.
  • Ensure users have reliable and secure access to the system through the network and internet.
  • Provide technical support and guidance to end-users to resolve queries or system challenges.
  • Create and maintain comprehensive documentation of system procedures, configurations, and troubleshooting steps.
  • Conduct training sessions for users on new updates, processes, and procedures to enhance system adoption and efficiency.
  • Collaborate with different departments to identify and implement best practices, ensuring users remain current and efficient when utilizing the system.
  • Lead the implementation of system upgrades, new modules, and integrations, minimizing disruption to business operations.
  • Monitor system performance and prepare reports for management to support decision-making and continuous improvement efforts.
  • Identify and promote opportunities for process automation and system enhancements within ERP and Payroll environments.

Requirements:

  • BCom Information Systems Degree
  • Entry level Graduate (Degree Completed)
  • Understanding of:
    • Financial Statements
    • Financial Management
    • Project Management
    • HR Principles & Practices
    • Business Intelligence
    • The ability to design; implement and manage a fully integrated ERP system

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Operations System Administrator

Johannesburg, Gauteng Nambiti Technologies (Pty) Ltd

Posted 10 days ago

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Job Description

Reference: JHB -TR-1

We are recruiting for an Operations Systems Administrator.

Duties & Responsibilities
  1. Administer and manage processes as part of a systems administration team and be responsible for selected processes in the data center.
  2. System administration skills required will create a balanced team combination with cross-functional skills and experience to support the following systems and components in the data center:
    1. SCCM
    2. SCOM
    3. VMWare
    4. Active Directory and DNS
    5. Back-ups and archiving
    6. Veritas
    7. Storage including a storage area network (SAN)
    8. Symantec antivirus
    9. Patch management (Ivanti)
    10. Server management (Microsoft Windows)
  3. Server hardware and software support.
  4. Provide support to provincial and municipal offices.
  5. Manage and monitor anti-virus products across the organization.
  6. Manage and monitor patch management across the organization.
  7. Resolve third level support problems.
  8. Maintain 99.999% uptime of data-center operations.
  9. Server maintenance and monitoring including knowledge of SCOM.
  10. Monitor and maintain the load balanced internet information servers (IIS).
  11. Responsible for the overall infrastructure architecture, including compliance with the company’s enterprise information architecture.
  12. Knowledge of security Firewalls.
  13. Knowledge and experience in Microsoft Forefront Threat Management Gateway (Forefront TMG), formerly known as Microsoft Internet Security and Acceleration Server (ISA Server).
  14. Knowledge and experience in virtualization technologies, with special focus on VMware.
  15. Coordinate and support team members of systems administrators.
  16. Review change requests for completeness and analyze, prioritize, categorize, approve, and schedule change requests.
  17. Monitor the successful completion of all change requests, including change planning, building, testing, and implementation to ensure these processes follow the change schedule.
  18. Review and evaluate the change process.
  19. Manage and monitor data storage using storage area network (SAN) technologies.
  20. Knowledge of Microsoft Clustering services.
  21. Manage the VMWare environment.
  22. Schedule and perform maintenance of systems.
  23. Provisioning of data center infrastructure.
  24. Evaluate new technologies and prepare documentation.
Skills Requirements

Deep skills and experience in Microsoft Operating Systems and Applications with the following certifications:

  • MCSE, MCSD, MCSA, etc.
  • MCITP Enterprise Administrator (Microsoft Certified IT Professional) on Windows Server.
  • VMWare Certified Professional 6 – Data Center Virtualization (VCP6-DCV).
  • MCDBA will be an advantage.

It is further recommended that the candidate should have experience in troubleshooting and problem-solving technical issues, as well as deep skills and experience in designing and implementing IT solutions.

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Senior System Administrator

Johannesburg, Gauteng PBT Group

Posted 13 days ago

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Job Description

Be part of our team of Data Specialists and embark on a career of the future!

Senior Systems Administrator (Business Analyst / Project Consultant - SAP Focus)

Overview

We are seeking an experienced and dynamic Business Analyst / Project Consultant with strong project management skills and SAP knowledge. The ideal candidate will bridge business needs and IT solutions, ensuring that projects are delivered effectively while driving process improvements and system enhancements across diverse business areas.

Key Responsibilities
  • Lead and support projects by applying established project methodologies to meet business requirements.
  • Conduct business analysis, including evaluation, documentation, process design, and implementation of solutions.
  • Work with stakeholders at all levels to define project objectives, gather requirements, and translate them into technical specifications.
  • Coordinate project activities, meetings, resources, and communication across business and IT teams.
  • Provide application and business process support, ensuring operational quality and continuous improvements.
  • Document system requirements, functional specifications, and end-user needs.
  • Manage user acceptance testing, business sign-off, and oversee bug fixes or enhancements.
  • Act as the key liaison between business units and software development teams.
  • Identify opportunities to use technology to improve services, products, and standardise business processes.
  • Support and maintain SLAs related to helpdesk and customer service functions.
  • Develop training materials and deliver “train the trainer” sessions.
  • Mentor junior IT staff and provide process/system training for business teams.
Skills and Competencies
  • Strong consulting, business analysis, and project management skills.
  • Proficiency in evaluation, analysis, design, development, implementation, and monitoring of business and IT solutions.
  • Excellent communication and stakeholder management at all organisational levels.
  • Strong time management and organisational skills.
  • Ability to balance usability, performance, and technical trade-offs.
Education & Experience
  • Currently studying towards a SAP qualification (essential).
  • 5–7 years’ business experience within a functional business area, and/or 4+ years’ detailed application experience.
  • Advanced understanding of system complexity, data logs, and functional business processes.
Professional Development

Commitment to personal growth and continuous professional development. Ability to adapt to evolving business requirements, policies, and procedures.

Why Join Us?

This is an exciting opportunity for a proactive and results-driven professional to play a pivotal role in aligning business requirements with IT solutions. You will gain exposure across multiple business areas, contribute to high-impact projects, and be part of a collaborative team environment where your expertise makes a difference.

In order to comply with the POPI Act, for future career opportunities, we require your permission to maintain your personal details on our database. By completing and returning this form you give PBT your consent.

If you have not heard from us in two weeks, please note that you were unsuccessful for the role. However, we will keep your resume on file and reach out if any other suitable opportunity arises in the future.

Skills
  • SAP Systems Administration
  • SAP Project Management (PM)
  • Business Systems Training

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Senior System Administrator

Johannesburg, Gauteng PBT Group

Posted 19 days ago

Job Viewed

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Job Description

Overview

We are seeking an experienced and dynamic Business Analyst / Project Consultant with strong project management skills and SAP knowledge. The ideal candidate will bridge business needs and IT solutions, ensuring that projects are delivered effectively while driving process improvements and system enhancements across diverse business areas.

Key Responsibilities
  • Lead and support projects by applying established project methodologies to meet business requirements.
  • Conduct business analysis, including evaluation, documentation, process design, and implementation of solutions.
  • Work with stakeholders at all levels to define project objectives, gather requirements, and translate them into technical specifications.
  • Coordinate project activities, meetings, resources, and communication across business and IT teams.
  • Provide application and business process support, ensuring operational quality and continuous improvements.
  • Document system requirements, functional specifications, and end-user needs.
  • Manage user acceptance testing, business sign-off, and oversee bug fixes or enhancements.
  • Act as the key liaison between business units and software development teams.
  • Identify opportunities to use technology to improve services, products, and standardise business processes.
  • Support and maintain SLAs related to helpdesk and customer service functions.
  • Develop training materials and deliver “train the trainer” sessions.
  • Mentor junior IT staff and provide process/system training for business teams.
Skills and Competencies
  • Strong consulting, business analysis, and project management skills.
  • Proficiency in evaluation, analysis, design, development, implementation, and monitoring of business and IT solutions.
  • Excellent communication and stakeholder management at all organisational levels.
  • Strong time management and organisational skills.
  • Ability to balance usability, performance, and technical trade-offs.
Education & Experience
  • Currently studying towards a SAP qualification (essential).
  • 5–7 years’ business experience within a functional business area, and/or 4+ years’ detailed application experience.
  • Advanced understanding of system complexity, data logs, and functional business processes.
Professional Development
  • Commitment to personal growth and continuous professional development.
  • Ability to adapt to evolving business requirements, policies, and procedures.
Why Join Us?

This is an exciting opportunity for a proactive and results-driven professional to play a pivotal role in aligning business requirements with IT solutions. You will gain exposure across multiple business areas, contribute to high-impact projects, and be part of a collaborative team environment where your expertise makes a difference.

In order to comply with the POPI Act, for future career opportunities, we require your permission to maintain your personal details on our database. By completing and returning this form you give PBT your consent.

If you have not heard from us in two weeks, please note that you were unsuccessful for the role. However, we will keep your resume on file and reach out if any other suitable opportunity arises in the future.

#J-18808-Ljbffr
This advertiser has chosen not to accept applicants from your region.

Financial System Administrator

Parktown, Gauteng Telebest

Posted 5 days ago

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Job Description

B Com Accounting Honours Degree

Articles experience preferred

At least 5 years' experience in a financial capacity

ACCPAC experience essential

Experience in Power Pivots and Power BI

Sage IntAcct

CaseWare

Agile Methodology

Software Development Lifecycle

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