System Administrator

4 days ago


Central Region, Singapore Kwantum Digital Technologies Pte Ltd Full time $6,000 - $12,000 per year

Key Responsibilities:

  • Administer and maintain RHEL systems across dev, test, and production.
  • Manage and troubleshoot JBoss application servers.
  • Support and optimise OpenShift container platforms.
  • Use Red Hat Satellite for provisioning, patching, and configuration.
  • Implement security and compliance best practices.
  • Perform upgrades, patches, and routine maintenance.
  • Collaborate with development teams for deployments.
  • Maintain system documentation and participate in on-call support.

Qualifications:

  • Bachelor's degree in IT/CS or related field.
  • 6+ years' experience in Unix/Linux administration with RHEL.
  • Hands-on expertise in OpenShift and JBoss administration.
  • Should be able to work on 24*7 rotational shift


  • Central Region, Singapore G4S Secure Solutions (Singapore) Pte Ltd Full time $60,000 - $120,000 per year

    System Administrator - Physical Identity Access ManagementCard Administration: Support in managing the regional card access system.Badge Production: Support creation of personal Photo ID Badge for Associates and generic Contractor/Temporary/Visitor Badge.Application Procedures: Support in the management of access rights applications from the Alert Enterprise...


  • Central Region, Singapore Opencode Network Systems Malaysia Sdn Bhd Full time $60,000 - $120,000 per year

    About UsLinux System AdministratorsOpencode Systems is a telecommunications solutions provider, dedicated to open systems for All-G and Telco-over-Cloud mobile networks. Our patented and specialized multi-channel converged services core network technology, Network Browser & Studio, is invisible to consumers but underlies many of the mobile services they use....


  • Central Region, Singapore QUESS SINGAPORE Full time $60,000 - $120,000 per year

    Responsibilities:• 80% - Managing and Operating Windows VM Infrastructure· Installation/Configuration/Hardening/Maintenance/Patching· Maintain System Security· Troubleshooting· Performance Tuning· Capacity Management· Preventive/Proactive Support· Incident/Change/Problem Management· Provide system administration support and guidance for development...


  • Central Region, Singapore Management Development Institute of Singapore Full time $90,000 - $120,000 per year

    Responsibilities:Ensure the efficient and effective operation of all network and server equipment, including the maintenance, upgrades, and installation of network and server components.Administer and manage servers, Networking Switches, routers, Firewall, workstations, and network infrastructure to ensure smooth operations.Manage and maintain existing...


  • Central Region, Singapore TWG Tea Company Pte Ltd Full time $60,000 - $120,000 per year

    Responsibilities:Report to IT Manager (Infrastructure)Provides server administration and operations maintenanceManage firewall, antivirus endpoints, backup servers and other infrastructureResponsible for daily review of server and network batch jobs, problem logs and resolutionsAssist in Store and site renovation projects, covering IT infrastructure, CCTV,...


  • Central Region, Singapore NUHS Regional Health System Office Full time $90,000 - $120,000 per year

    As a Senior Assistant Manager/Manager for Learning System, you will drive and manage the development of NUHS RHSO learning management system based on the key outcomes defined by the System Owner. The appointment holder is also expected to supervise and work closely with the Learning System Support team in day-to-day and operational work.Job...


  • East Region, Singapore BAN LEONG TECHNOLOGIES PTE. LTD. Full time $60,000 - $80,000 per year

    At Ban Leong Technologies, we are looking for a dedicated and proactive IT Support Administrator to ensure the seamless operation of our corporate IT systems. This role plays a key part in maintaining reliable, secure, and efficient technology infrastructure that supports our business growth and daily operations.Key Responsibilities:Design, develop, and...


  • East Region, Singapore TempServ Pte Ltd Full time $40,000 - $80,000 per year

    Responsible for the overall functionality and operations of network infrastructure, PC desktops, Notebooks and hardware peripheralsDeployment of PC and Notebook to usersInstallation, maintenance and upgrading of IT hardware and softwareTroubleshooting all hardware peripheralsAuditing of all PCs and Notebooks for software compliance for IT auditChecking of...


  • West Region, Singapore Viskou System Pte Ltd Full time $40,000 - $60,000 per year

    Are you a detail-oriented and organized individual looking for an exciting opportunity to contribute to a dynamic team? We're seeking an Office Administrator to join our growing company and help ensure smooth day-to-day operations.Responsibilities:Maintaining daily data entry and data checkingHandle office administrative tasks efficiently and provide...


  • Central Region, Singapore Alphaeus Pte Ltd Full time $80,000 - $120,000 per year

    System Engineer is a professional responsible for managing and maintaining the Windows-based infrastructure and associated technologies within an organization. Their primary role is to ensure the stability, security, and performance of Windows-based systems and applications.Responsibilities:Administer Red Hat Enterprise Linux: installation, patching,...