Senior Systems Administrator

- South Africa - original posting ->
Status
Open
Remote policy
Remote
Employment type
Not stated
Salary
Not stated
Categories
Systems-Administration, Senior-Systems-Administrator, IT-Infrastructure-Management, Windows-Administration, Linux-Administrator, Senior-System-Administrator, Senior-IT-Systems-Administrator, Senior-Infrastructure-Administrator, Senior-Linux-Systems-Administrator, Lead-Systems-Administrator, Systems-Administrator
Source
himalayas
First observed
2026-08-13 15:51 UTC
Last seen
2026-08-13 17:51 UTC
Source claims posted
2026-08-13 14:00 UTC
Consecutive misses
2 of 10

What the posting says

Sr. Sys Administrator

12 month - Fully Remote Contract

Responsibilities:

Manage and maintain the organization's IT infrastructure, including servers, networks, and storage systems.

Oversee the administration of Windows and Linux servers, ensuring optimal performance, security, and availability.

Implement and manage virtualization solutions, such as VMware or Hyper-V.

Develop and maintain backup and disaster recovery plans, ensuring data integrity and availability.

Monitor system performance and network connectivity, troubleshooting and resolving issues promptly.

Implement and enforce security policies, including firewalls, antivirus software, and intrusion detection/prevention systems.

Conduct regular security audits and vulnerability assessments, addressing any identified issues.

Manage user accounts, permissions, and access controls within Active Directory or other directory services.

Install, configure, and update software applications and operating systems.

Maintain detailed documentation of system configurations, procedures, and changes.

Generate and analyze reports on system performance, security incidents, and other relevant metrics.

Develop and maintain automation scripts for routine administrative tasks and system maintenance.

Ensure compliance with industry standards and regulatory requirements for IT systems.

Provide advanced technical support and troubleshooting for hardware, software, and network issues.

Lead and mentor junior IT staff, providing guidance and training as needed.

Collaborate with other IT teams and departments to ensure seamless service delivery and support.

Participate in the planning and execution of IT projects, including hardware and software rollouts, system migrations, and upgrades.

Identify opportunities for process improvements and implement solutions to enhance IT service quality and efficiency.

Stay updated with the latest technology trends, advancements, and best practices in systems administration.

Manage and maintain IT hardware inventory, including procurement, deployment, and asset tracking.

Provide input and recommendations for the continuous improvement of IT infrastructure and services.

Coordinate with vendors and service providers for issue resolution and service enhancements.

Participate in team meetings, providing updates on system status, ongoing projects, and any relevant issues.

Ensure effective incident response and problem management processes are in place and followed.

Lead initiatives to enhance user adoption and effective utilization of IT tools and resources.

Identify and mitigate risks associated with IT infrastructure and system changes.

Ensure the proper functioning of network and server monitoring tools and respond to alerts.

Oversee the implementation and management of cloud services and integrations with on-premises systems.

Manage and maintain Citrix environments, including XenApp, XenDesktop, and NetScaler, ensuring high availability and performance.

Troubleshoot and resolve issues related to Citrix infrastructure, including application delivery and user access.

Optimize Citrix environments for performance, scalability, and user experience.

Originally posted on Himalayas

Quality

Completeness: 50%
Honesty: 100%

Based on 4 observation(s).

Timeline

  1. *
    #47074 2026-08-13 15:51 UTC
    Published
  2. ~
    #49220 2026-08-13 17:51 UTC
    Modified
    • Organisation
      Optimal Growth Technologies->Not stated
  3. o
    #50536 2026-08-13 19:52 UTC
    Not seen
    Miss 1 in a row
  4. o
    #52422 2026-08-13 21:52 UTC
    Not seen
    Miss 2 in a row