Full Time Senior System Administration Linux and Windows Jobs, Salary up to SGD 10,000 in Dezire Technologies Pte Ltd - Maukerja

Senior System Administration Linux and Windows

Job Responsibilities

• Administer and maintain infrastructure hardware, operating systems, and software platforms to ensure continuous availability and performance of the fare collection system.
• Provision, install, configure, and operate Red Hat Enterprise Linux (RHEL) and Microsoft Windows Server environments.
• Monitor system performance, availability, and capacity to optimize service delivery and prevent downtime.
• Troubleshoot and resolve infrastructure incidents and system issues to maintain operational stability.
• Support middleware platforms including WebSphere Application Server and IBM MQ to ensure seamless integration and messaging.
• Collaborate with internal teams, vendors, and stakeholders to uphold system reliability and operational excellence.
• Participate in research and development initiatives to innovate and improve infrastructure capabilities.
• Develop and maintain comprehensive system documentation, operational procedures, and technical knowledge bases.
• Support infrastructure automation and configuration management efforts using scripting and relevant tools.
• Manage infrastructure operations across both on-premises and Government on Commercial Cloud (GCC) platforms.

Required competencies and certifications

• Hands-on experience administering Linux and Windows server infrastructure in enterprise environments.
• Proven ability to manage production systems in high-availability settings.
• Strong troubleshooting skills to resolve infrastructure-related problems effectively.
• Relevant certifications in Red Hat Linux and/or Microsoft technologies.

Preferred competencies and qualifications

• Experience with Amazon Web Services (AWS) and Government on Commercial Cloud (GCC) environments.
• Proficiency with Infrastructure as Code (IaC) tools such as Terraform.
• Knowledge of configuration management tools like Ansible.
• Familiarity with GitLab and CI/CD practices for automation.
• Cloud infrastructure administration and automation expertise.

Pay: $7,000.00 - $10,000.00 per month

Benefits:

• Health insurance

Experience:

• Linux System Administration : 5 years (Required)
• Windows System Administration : 5 years (Required)
• Government on Commercial Cloud (GCC) environments.: 1 year (Required)
• Amazon Web Services (AWS) : 2 years (Required)
• WebSphere Application Server : 1 year (Preferred)

Work Location: In person