674 System Administrator jobs in Singapore

Direct message the job poster from Ad Astra Consultants

Job Description:

Job Title: Build Engineer - Unix Administrator – VMware Specialist

We are seeking a solid Unix Administrator with strong VMware experience to join our environment build team. The ideal candidate will be responsible for the administration, maintenance, and support of Unix systems and virtualized servers on VMware. This role requires deep technical knowledge of Unix/Linux systems, hands-on experience with VMware technologies, and familiarity with enterprise infrastructure tools and standards.

Key Responsibilities

• Install, configure, and maintain Unix/Linux servers (RHEL).

• Manage, provision and support VMware vSphere environments, including ESXi hosts and vCenter.

• Perform system monitoring, performance tuning, and capacity planning.

• Implement and maintain system security, patching, and compliance in line with CIS benchmarks.

• Troubleshoot and resolve hardware, software, and networking issues, including application-to-database connectivity problems.

• File system and storage management, Manage disk partitioning and logical volume management (LVM), including resizing and splitting mount points.

• Automate routine tasks using shell scripting (Bash, Perl, Python) or configuration management tools.

• Maintain backup and disaster recovery procedures for Unix and VMware systems.

• Collaborate with application teams to support deployments, upgrades, and system migrations.

• Document system configurations, procedures, and troubleshooting steps.

• Participate in on-call rotation and provide after-hours support as needed.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.

• 4+ years of hands-on experience in Unix/Linux system administration.

• 3+ years of hands-on experience with VMware vSphere, ESXi, and vCenter.

• Strong understanding of networking concepts (TCP/IP, DNS, NFS, etc.).

• Experience with storage systems (SAN/NAS) and backup solutions.

• Familiarity with ITIL practices and change management processes.

Preferred Qualifications

• VMware Certified Professional (VCP) certification.

Soft Skills

• Strong analytical and problem-solving skills.

• Excellent communication and documentation abilities.

• Ability to work independently and in a team-oriented environment.

• Detail-oriented with a proactive

• Seniority level Associate

• Employment type Contract

• Job function Information Technology
• Industries IT Services and IT Consulting

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This role involves being the go-to expert for data center systems and communications infrastructures specific to these attractions, working closely with the Controls Systems in Engineering and Safety group. The responsibilities encompass creating, implementing, and sustaining industrial data centers and communications. This includes overseeing installation, commissioning, acceptance testing, providing data center and network support, troubleshooting, and conducting continual audits.

Responsibilities

1. Data Centre and Virtualization Management:

- Lead the installation and maintenance of Data Centre operations, including deploying, troubleshooting, and maintaining UCS servers.

- Oversee the deployment and maintenance of VMware environments, Windows Server 2021, and Linux RHEL 9.0

2. Network Services:

- Manage common network services such as SNMP, Syslog, DNS, NTP, DHCP, and Active Directory.

- Ensure the seamless integration of network services to support overall system functionality.

3. Performance Analysis and Root Cause Analysis:

- Utilize tools like Wireshark to analyse network performance and provide detailed root cause analysis.

- Offer recommendations, guidance, and expertise to maintain the highest level of system performance.

4. Troubleshooting and Maintenance:

- Perform complex troubleshooting for both hardware and software issues.

- Conduct backup, archiving, and recovery procedures to safeguard critical data.

5. Documentation and Best Practices:

- Maintain comprehensive documentation for configurations, troubleshooting steps, and best practices.

- Collaborate with the team to develop and implement efficient and standardized processes

Requirement

5+ years of relevant professional experience

- Extensive experience in Data Centre and virtualization technologies (UCS, VMware ESXi, vSphere, vSAN, vCenter, Windows Server, Linux Server).

- Proficient in managing common network services (SNMP, Syslog, DNS, NTP, DHCP, AD).

- Strong analytical skills with the ability to perform network performance analysis using tools like Wireshark.

- Hands-on experience in deploying, troubleshooting, and maintaining UCS Servers.

- Expertise in deploying, troubleshooting, and maintaining VMWare and Windows Server 2016, 2018 and 2021.

- Proven ability to perform complex troubleshooting, backup, archiving, and recovery procedures.

- Excellent communication and collaboration skills.

Direct message the job poster from RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS)

To bridge the gap between IT and business needs, focusing on ITSM platform revamp and enterprise systems integration. Key areas include requirements analysis, process improvement, system configuration, and technical documentation.

Responsibilities

Business Analysis (40%)

• Gather and analyse business requirements through stakeholder interviews
• Map user journeys and identify pain points
• Create functional specifications and process documentation
• Develop and execute test scenarios
• Monitor implementation and provide status updates

Technical Documentation (40%)

• Maintain system and workflow documentation, update knowledge base
• Create user guides and SOPs
• Document requirements and specifications

ITSM Platform Management (20%)

• Configuration and customization of ITSM platform
• Manage service catalogues and automation rules
• Create dashboards and performance reports

Qualifications

• Bachelor's degree in IT, Computer Science, Information Systems, or related field

• 3-6 years experience in Business Analysis and Systems Administration

Technical Skills

Certifications (Preferred)

Core Competencies

• Analytical thinking and problem-solving

• Strong communication and stakeholder management

• Process analysis and improvement

• Seniority level Not Applicable

• Employment type Contract

• Job function Information Technology
• Industries IT Services and IT Consulting

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Johor Baharu, Johore, Malaysia MYR3,600.00-MYR5,500.00 1 month ago

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Job Description

DSO National Laboratories (DSO) is Singapore's largest defence research and development (R&D) organisation, with the critical mission to develop technological solutions to sharpen the cutting edge of Singapore's national security. At DSO, you will develop more than just a career. This is where you will make a real impact and shape the future of defence across the spectrum of air, land, sea, space and cyberspace.

The Emerging Systems Division focuses research and development on a broad spectrum of capabilities that are critical to the Singapore Armed Forces (SAF) defence systems. These include antenna design and electromagnetics, as well as next-wave technologies in the areas of lasers and advanced materials.

People are DSO’s greatest asset. You will get to realise your career aspirations and develop your own niche either as a deep technical expert or a leader in the team. With frequent career dialogues and a robust training and development framework, we will provide you with the necessary development tools for you to reach your potential. You will also be recognised and rewarded through competitive remuneration packages and scholarship opportunities.

System Administrator

In This Role, You Will

• Provide and maintain a secure, robust and reliable infrastructure for IT systems used for R&D projects
• Maintain expertise in the management and security of Linux and Windows IT systems
• Gather requirements and implement suitable hardware and software solutions for Linux and Windows IT systems
• Implement and maintain system security in accordance to the cybersecurity policy
• Perform periodic preventive and corrective maintenance, updates and upgrades to software / hardware, including operating systems, applications and security software
  
  

• Bachelor's Degree / Diploma in Information Technology / Computer Science / Computer Information Systems or equivalent
• Good knowledge and technical hands-on experience in Linux, Windows Desktop and/or Server technology
• Strong analytical skills and has a flair in dealing with technical and operational problems
• Experience and knowledge of Windows or Linux environment and security applications

• Seniority level Entry level

• Employment type Full-time

• Job function Other
• Industries Defense and Space Manufacturing

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Mandatory Skills Microsoft Windows

Preferred Skills AWS

Responsibilities:

• Configure and maintain SharePoint On-premises environments.

• Manage user access, permissions, and security settings

• Provide technical support and troubleshooting for SharePoint related issues

• Perform regular system maintenance, updates or patching, SSL renewal and backups

• Create and maintain SharePoint operation documentation

• Monitor system performance and implement improvements

• Support services and migration requests for Applications

Required Qualifications:

• Bachelor’s degree in computer science, Information Technology, or related field

• Minimum 3 to 5 years of experience in SharePoint administration and maintenance

• Strong knowledge of SharePoint Server and Office online

• Proficiency in PowerShell scripting

• Understanding of information architecture and content management

• Knowledge of SharePoint security and compliance features

• Experience with SharePoint migration and upgrade processes

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• Handle trouble tickets in timely manner as per SLAs.
• Monitor computing and infrastructure equipment and services on a daily basis through scripts and log events.
• Apply changes to production environment as per change management procedures.
• Provide reports to management on services status and usage.
• Contribute in projects in deployment of new hardware and infrastructure services.
• Standby duty during non-office hours for handling of high priority tickets.

Qualifications

• 8-10 years core experience in these areas: Unix/Solaris/Linux, Windows, and Storage Administration.
• Able to troubleshoot issues related to services such as DNS, FTP, LDAP (Tier 2 or above).
• Working knowledge in load balancing solutions
• Experience in datacenter operational tasks.
• Experience in managing MS SQL Databases.
• Knowledge in Oracle messaging.
• Knowledge in ITIL concepts.
• Knowledge in Cloud computing.
• Virtualization - Set up and Manage
• Storage Administration.
• Monitor Network Issues.
• Documentation.
  

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• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology
• Industries Technology, Information and Internet

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Johor Baharu, Johore, Malaysia MYR3,600.00-MYR5,500.00 1 month ago

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Responsibilities

• Handle trouble tickets in timely manner as per SLAs.
• Monitor computing and infrastructure equipment and services on a daily basis through scripts and log events.
• Apply changes to production environment as per change management procedures.
• Provide reports to management on services status and usage.
• Contribute in projects in deployment of new hardware and infrastructure services.
• Standby duty during non-office hours for handling of high priority tickets.

Qualifications

• 8-10 years core experience in these areas: Unix/Solaris/Linux, Windows, and Storage Administration.
• Able to troubleshoot issues related to services such as DNS, FTP, LDAP (Tier 2 or above).
• Working knowledge in load balancing solutions
• Experience in datacenter operational tasks.
• Experience in managing MS SQL Databases.
• Knowledge in Oracle messaging.
• Knowledge in ITIL concepts.
• Knowledge in Cloud computing.
• Virtualization – Set up and Manage
• Storage Administration
• Monitor Network Issues.
• Documentation.

Who Are We Looking For

We're looking for someone to provide game changing services to our customers. Resourceful, independent and strong follow up skills are key qualities in this position.

You will be interacting with customers, responding to their needs. Gather customer’s information and determine the issue by evaluating and analysing the symptoms. You will follow up and make scheduled callbacks to customers where necessary. You will help build, maintain and troubleshoot the client's infrastructure. You will be working alongside other engineers to ensure highest levels of client service delivery.

Your Duties & Responsibilities

● Provide Level 1 / 2 IT support to end users (onsite / remotely)

● Provide front-line IT support to employees via walk-ups, tickets, and MS Teams

● Maintain accurate ticketing processes and asset management tracking records

● Provide emergency requests / VVIP support outside of business hours

● Monitor, troubleshoot, and repair IT hardware and software

● Handle hardware and software sourcing / purchasing

● Write and update technical documentation for end users and the IT team

● Assist in Projects / Audits based task given by the IT team

● Liaising with 3rd party vendors

You're Good At

● Good interpersonal skills

● Highly adaptable and flexible

● High level of ethics, values, integrity and trust

● High proficiency in both written and spoken English

Will Be Awesome If You Are/Have

● Highly disciplined and productive when working independently

● Takes initiative to identify gaps and develop solutions to close the gaps

● Good in follow up and follow through to complete tasks

● Powershell / CMD Line Scripting

● Deployment Knowledge (SCCM/Intune/Custom Imagings/Software Centers)

● Windows Server Knowledge

Qualifications

● Minimum 2 years of experience providing IT support in a corporate environment

● Experience in supporting and troubleshooting Windows 10, MS Office, Windows Server (ADFS/LDAP/WSUS) in a business environment

Direct message the job poster from RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS)

System Administrator

Company: CLPS Global or RiDiK Pte Ltd

Job Summary

We’re looking for a System Administrator to support our team in Singapore . This role offers the opportunity to work on meaningful projects, collaborate with talented colleagues, and contribute to the success of a growing company.

Role Overview

To bridge the gap between IT and business needs, focusing on ITSM platform revamp and enterprise systems integration. Key areas include requirements analysis, process improvement, system configuration, and technical documentation.

Responsibilities

Business Analysis (40%)

• Gather and analyse business requirements through stakeholder interviews
• Map user journeys and identify pain points
• Create functional specifications and process documentation
• Develop and execute test scenarios
• Monitor implementation and provide status updates

Technical Documentation (40%)

• Maintain system and workflow documentation, update knowledge base
• Create user guides and SOPs
• Document requirements and specifications

ITSM Platform Management (20%)

• Configuration and customization of ITSM platform
• Manage service catalogues and automation rules
• Create dashboards and performance reports

Qualifications

• Bachelor's degree in IT, Computer Science, Information Systems, or related field
• 3-6 years experience in Business Analysis and Systems Administration
• ITSM platform experience (Jira/ServiceNow)
• Government sector experience (preferred)

Technical Skills

• Documentation: Requirements, Specifications, Test Plans

Certifications (Preferred)

• ITIL 4 Foundation
• Jira/ServiceNow Administrator

About CLPS RiDiK

RiDiK is a global technology solutions provider and a subsidiary of CLPS Incorporation (NASDAQ: CLPS), delivering cutting-edge end-to-end services across banking, wealth management, and e-commerce. With deep expertise in AI, cloud, big data, and blockchain, we support clients across Asia, North America, and the Middle East in driving digital transformation and achieving sustainable growth. Operating from regional hubs in 10 countries and backed by a global delivery network, we combine local insight with technical excellence to deliver real, measurable impact. Join RiDiK and be part of an innovative, fast-growing team shaping the future of technology across industries.

• Seniority level Mid-Senior level

• Employment type Contract

• Job function Information Technology
• Industries IT Services and IT Consulting

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