34 Systems Administrator jobs in Singapore

Join to apply for the Systems Administrator role at SMC Cloud

Join to apply for the Systems Administrator role at SMC Cloud

Role Summary

The Systems Administrator plays a critical role in maintaining and securing the IT infrastructure that supports Firmus’ business operations across regional offices. Reporting directly to the Chief Technology Officer (CTO), this position is responsible for the day-to-day administration of servers, network systems, endpoints, cloud services, and enterprise platforms. The role requires a strong hands-on background in system administration, hybrid Active Directory environments, cybersecurity enforcement, and end-user support. The Systems Administrator also contributes to strategic technology initiatives, including infrastructure modernisation, security posture improvements, and operational efficiency projects. This position demands a proactive, detail-oriented individual with the ability to manage complex systems, provide high-quality support, and collaborate effectively across departments and with external vendors.

Role Summary

The Systems Administrator plays a critical role in maintaining and securing the IT infrastructure that supports Firmus’ business operations across regional offices. Reporting directly to the Chief Technology Officer (CTO), this position is responsible for the day-to-day administration of servers, network systems, endpoints, cloud services, and enterprise platforms. The role requires a strong hands-on background in system administration, hybrid Active Directory environments, cybersecurity enforcement, and end-user support. The Systems Administrator also contributes to strategic technology initiatives, including infrastructure modernisation, security posture improvements, and operational efficiency projects. This position demands a proactive, detail-oriented individual with the ability to manage complex systems, provide high-quality support, and collaborate effectively across departments and with external vendors.

Key Responsibilities

• Administer and maintain Corporate IT infrastructure across regional offices (e.g. Singapore and Australia), including Windows/Linux servers, virtual instances (Hyper-V, VMware, Proxmox), network equipment, and storage systems.
• Deploy, configure, and manage enterprise platforms such as Microsoft 365, Intune, Azure AD, and Hybrid Active Directory; ensure synchronisation, group policies, and role-based access control are consistently enforced.
• Oversee and support security and access systems, including Milestone VMS servers and Inner Range access control infrastructure.
• Implement and enforce cybersecurity solutions using Palo Alto Prisma Access, Cortex XDR, MFA, and vulnerability management practices.
• Support system backup operations and disaster recovery using Veeam, including scheduled testing and verification.
• IT onboarding and offboarding process for staff, including account provisioning/deactivation, device issuances/returns, and access rights review.
• Administer collaboration and communication platforms, including managing user access, integration, and policy controls in Slack.
• Maintain an accurate IT asset inventory and oversee software licensing compliance (e.g., Microsoft, Adobe, Autodesk).
• Enforce endpoint compliance, application controls, and security policies using Microsoft Intune across Windows, macOS, and mobile devices.
• Provide end-user support through the IT Service Desk using Jira Service Management (JSM), ensuring efficient resolution of service tickets and escalations.
• Monitor infrastructure health using observability and centralised logging tools, including experience working with SIEM platforms to detect and respond to threats.
• Lead and contribute to IT improvement projects, driving alignment with industry best practices and organisational goals.
• Maintain comprehensive technical documentation, including system configurations, SOPs, and security audit trails.
• Collaborate with cross-functional teams and external vendors to deliver secure and efficient IT services across the organisation.
  
  

• 3 to 5 years of experience in a Systems Administrator role or similar.
• Bachelor’s Degree in Computer Science.
• Strong foundation in IT operations.
• Proven experience managing enterprise IT infrastructure, including servers, endpoints, network devices, and virtualisation platforms (Hyper-V, VMware, Proxmox).
• Skilled in supporting hybrid environments with Microsoft 365, Azure AD, and Intune for cloud identity and endpoint management.
• Understanding of corporate network architecture, WAN setup, and multi-site connectivity.
• Practical experience maintaining high system availability, performance tuning, and proactive monitoring.
• Proficient in implementing and maintaining security tools such as Palo Alto Prisma Access, Cortex XDR, and MFA enforcement.
• Experienced with backup and disaster recovery operations using Veeam.
• Strong problem-solving abilities with a track record of resolving complex technical issues efficiently.
• Familiar with Jira Service Management (JSM) for structured IT support and service desk operations.
• Effective communicator with strong interpersonal skills, capable of working independently or as part of a cross-functional team.
• Committed to delivering reliable and responsive IT services to end-users and business units.
• Experience with vendor coordination is an added advantage.
• Willingness to travel domestically and internationally as required.
  
  

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology

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Job Description:

• Provide IT operations and its functions to our local and regional offices for IT infrastructure, network, security IP telephony, and customized business applications as well as maintenance and update of users’ computer systems
• Provide technical support and level 1 and 2 helpdesk service to staff/end users on PC hardware, software, applications and other IT related requests
• Assist in conducting user training on systems, software applications and IT security
• Administer and upkeep IT administrative documentation such as network diagrams, user accounts, internal assets loan and review or amend SOP/processes
• Assist to deploy and manage software applications, solutions and their enhancements to existing and new users
• Assist in tracking of IT Assets / Equipment’s, purchase of IT related equipment and control IT related inventories
• Ensure security of data, network access (permission settings) and systems backup
• Provide ad-hoc support as and when required including off-hours support in the event of service outages and preventive maintenance routine whenever applicable
• Administer and configure Salesforce environments including user setup, roles, profiles, permissions and workflows
• Collaborate with internal stakeholders to gather requirements and implement solutions within Salesforce

Requirements:

• Min. Diploma in Computer Science/Information Technology
• At least 3 – 5 years of related experience
• Knowledge of technical management and of computer hardware/software systems
• Knowledge in Cloud services, Office365 features and services (Microsoft-enabled environment)
• Knowledge in Mobile Device Management and Disaster Recovery Solutions
• MUST HAVE hands-on experience with Networking Protocols, Security Administration and Cloud technologies.
• Ability to manage IT vendors (local and regional)
• Proven experience in Salesforce administration is a plus
• Possess strong sense of integrity
• Able to communicate effectively with internal and external stakeholders

Skill Sets:

• PC and network troubleshooting
• Workstation / Server Maintenance and backup
• Azure, Office365, Access Controls, Email Security
• LAN, WAN, Wifi / IP Phones / Firewall appliance administration / VPN configuration
• Windows Server w Azure Active Directory administration
• Systems/Applications software patching/update management (Preferred) MS Auto Pilot / Imaging Platform

As a Senior Systems administrator manage a team and responsible for designing, planning, IT software and hardware maintenance, and having the highest level of performance as an expert in the system administration for computers and their complex operating systems. Plan, implement, oversee and maintain server and network infrastructures and projects.

• Configure internal systems
• Diagnose and troubleshoot technical issues
• Supervise the Operations team
• Upgrade the network infrastructure
• Install servers, devices, and firewalls
• Provide technical services and support for the company IT infrastructure
• Maintain IBM Server and upkeep the server accessible during business transactions
• Monitor the performance of servers, software, and hardware
• Ensure the smooth deployment of new applications
• Update technical documentation
• Back up the server SQL database at regular intervals.
• Network-level: LAN connectivity, routers, firewalls, and security
• Maintain internal systems, cloud, and network infrastructure.
• Virtualization technologies: VMware, Citrix, and Microsoft
• Remote access solution support: VPN, Terminal Services, and Citrix
• Remote monitoring and management of system alerts and notifications
• Work escalated support issues related to Microsoft's core business solutions, WAN and LAN connectivity, routers, firewalls, security, and remote access solutions.
• Perform network assessments and security audits
• Work with Sales Team to Engineer projects, identify new products and solutions, and research solutions for issues.
• Document maintenance for all computer systems and network infrastructure
• Work with executive team members, decision-makers, and stakeholders to define business requirements and systems goals, and to identify and resolve business systems issues.
• Design and deploy new applications and enhancements to existing applications, software, and operating systems.
• Perform cost-benefit and return on investment analyses for proposed systems to aid management in making implementation decisions.
• Conduct research on software and systems products to justify recommendations and to support purchasing efforts.
• Gauge the effectiveness and efficiency of existing systems; develop and implement strategies for improving or further leveraging these systems.
• Ensure system connectivity of all servers, shared software, groupware, and other applications.
• Ensure compatibility and interoperability of in-house computing systems.
• Monitor and test system performance; prepare and deliver system performance statistics and reports.
• Provide orientation and training to end-users for all modified and new systems.
• Must be able to work on both Saturday, Sunday, and Public holidays, off days, will be on weekdays only.

about the company

Our client is a prominent financial institution in Asia with a long-standing history and a vast global network. They are committed to their core values and strive for long-term success, focusing on doing what is right, building for the future, working as a united team, and consistently delivering for their stakeholders.

about the job

This role involves performing administrative functions on various output management systems, including troubleshooting and problem determination related to output issues. You will be responsible for liaising and coordinating output management requirements with different user groups and participating in projects that require output management support.

skills and experience required

• Strong knowledge of Windows OS environments, including Windows/DOS programming/scripting, Visual Basic, and/or PowerShell scripting.
• Proficiency with Microsoft Office suite products (Excel, Word, PowerPoint).
• Experience with Report2Web (R2W), Remote Print Manager (RPM), and Control-M systems is a significant advantage.
• Prior experience in statements printing and enveloping is beneficial.
• Competence in resolving technical and access-related issues.
• Strong working knowledge of Middleware (e.g., Tomcat) and Web servers (e.g., IIS).
• Ability to administer applications and software comfortably in a Windows environment.

To apply online please use the 'apply' function, alternatively you may contact Nandini Mahboobani at

Randstad EA License No: 94C3609

EA Personnel Registration No: R1876706

Join to apply for the Systems Administrator (Mac Engineering) role at PayPal

2 days ago Be among the first 25 applicants

Join to apply for the Systems Administrator (Mac Engineering) role at PayPal

PayPal has been revolutionizing commerce globally for more than 25 years. We create innovative experiences that make moving money, selling, and shopping simple, personalized, and secure. Our platform empowers consumers and businesses in approximately 200 markets to join and thrive in the global economy.

We operate a global, two-sided network at scale connecting hundreds of millions of merchants and consumers, facilitating online and in-person transactions. We offer proprietary payment solutions accepted by merchants, enabling seamless payments on our platform.

Guided by Inclusion, Innovation, Collaboration, and Wellness, we work as one global team with our customers at the center. Our values drive us to care for ourselves, each other, and our communities.

We are seeking a Mac Administration Engineer to support all end users with software and hardware concerns in the Mac environment at PayPal.

1. Collaborate with teams and leadership to implement features and develop the roadmap for Jamf/Apple Deployment.
2. Develop, test, and maintain macOS system configurations and baseline builds for new devices.
3. Work with IT Support to troubleshoot macOS/Jamf Pro client issues.
4. Create frameworks for Apple DEP and assist in scripting, packaging, and custom application development.

1. Expertise in Jamf Pro; certification preferred.
2. Familiarity with scripting languages such as Bash, Python, or Perl.
3. At least 3 years of experience with macOS architecture, deployment, and troubleshooting.
4. Advanced knowledge of macOS fundamentals including networking, security, and file systems.
5. Experience with enterprise client integration and deployment.
6. Mac certifications are a plus.
7. Ability to create and present technical content as a subject matter expert.
8. Knowledge of Apple deployment workflows, including Device Enrollment Program and Apple Business Manager.
9. Skills in automation, scripting, and Microsoft O365.

Our hybrid work model includes 3 days in the office and 2 days remote. We offer benefits including flexible work, employee stock options, health and life insurance, and more. Learn more at paypalbenefits.com .

We are committed to building an inclusive, equitable environment. PayPal provides equal employment opportunities and reasonable accommodations for disabilities. Learn more at about.pypl.com .

We foster a workplace where everyone feels accepted, valued, and included. Our diverse workforce reflects the communities we serve.

Interested candidates are encouraged to join our Talent Community and apply without hesitation, knowing that confidence and diversity are valued.

At cynapse.ai, we believe that our people are the heart of our innovation. We are dedicated to fostering a collaborative, diverse , and open culture that empowers every employee to lead and innovate .

If you’re passionate about technology and eager to make a meaningful impact, cynapse.ai is the place for you. Join us and help deliver beyond expectations with agility and excellence.

Cynapse is a leading AI-driven company specializing in enterprise-grade Video Intelligence Solutions, tailored to meet the unique challenges of various industries. Our vertical-specific solutions empower organizations to enhance safety, operational efficiency, and security in complex environments such as roads, seaports, airports, and cities. By combining advanced Vision AI with Generative AI, we continually push the boundaries of video analytics, delivering insights and automation that transform operations.

Led by a global team with a proven track record of scaling startups into market leaders, we foster innovation, collaboration, and diverse perspectives. Headquartered in Singapore, Cynapse serves clients worldwide, redefining what’s possible with video intelligence.

Objectives:

• Customer Installations: Install and configure software products in the public cloud, on physical servers, or on edge AI devices. 40% to 60% of your time will be spent at customer site in Singapore.
• Troubleshoot software and hardware issues.
• Help manage our test environment (physical machines and cloud).

Qualifications:

• Experience with Linux.
• An “Automation” mindset and a willingness to automate manual tasks.
• Willingness to perform complex installations both in the cloud and onsite.

Due to the nature of the role, the position is considered for candidates that are only based in Singapore or have experience studying/working in Singapore.

Responsibilities

• Responsible for the management of the 3D model to be controlled at Engineering –with the modeling work being carried out in all oversea satellite offices.
• Responsible for setting up of AVEVA MARINE / E3D / HEXAGON SMART3D Enterprise system for projects in line with company and project procedures within the stipulated time while starting up the project, managing the AVEVA MARINE / E3D / HEXAGON SMART3D system of various projects and continuous technical support.
• Responsible for development and implementation of project specific Catalogues and Specifications for piping & pipe supports, structural, Electrical and Instrumentation disciplines in AVEVA MARINE / E3D / HEXAGON SMART3D and setting up of project specific drawing templates in the drafting module of AVEVA MARINE / E3D / HEXAGON SMART3D.
• Monitors the integrity of the 3D model global work share database and its activities is well maintained and regular transfer of information from 3D model to other IT systems is functioning properly as expected.
• Develop project specific modelling procedure and set up the 3D model accordingly. Conduct regular trainings to multi-discipline end users of the 3D modelling required based on the client specifications and company standards.
• Work closely with the discipline leads of the projects to understand their requirements and address their demand for on time Development or Customization required to automate tasks, Drawing Templates, Macros, Isometrics, and Interface to other system.
• In case of any technical challenges, troubleshoot to resolve the issues on time and if required escalate issues and work with the Software vendor’s technical support for AVEVA MARINE / E3D / HEXAGON SMART3D in other locations for quick resolution.
• Be familiar with the workflows of all the IT systems implemented in the project. Proactive in providing input to IT Personnel and highlight in advance if there are any technical challenges.
• Coordinate actively with other oversea offices, for the projects executed from multiple locations, attend meetings and communicate effectively. Flexible and ready to assume additional roles like CAD Systems coordinator, D-Eng Lead in a project.

Requirements

• Bachelor's Degree or Diploma in Electrical Engineering or related engineering disciplines
• Minimum experience of 3-5 years in CAD Systems Administration for Shipbuilding, Oil & Gas, and Offshore projects.
• Possess experience in AVEVA MARINE / Hexagon Smart3D, with in-depth knowledge of all relevant modules.
• Familiar with the FEED and Detailed Engineering phases of offshore projects.

Our Address and Working Hours:

Seatrium (SG) Pte. Ltd.

Admiralty Yard

60 Admiralty Road West, Singapore 759947

(Transport provided from Sembawang MRT)

Mon - Thu: 8:00am - 5:15pm

Fri: 8:00am - 4:30pm

Interested candidates are invited to send us an updated resume with your current and expected salary and earliest availability.

We regret that only shortlisted candidates will be notified.

Please note that your personal data disclosed to Seatrium Limited and our group of companies, shall be used for the purposes of evaluation, and processing in accordance with our recruitment processes and policies. By providing your personal data, you have consented to the aforesaid purpose under the provisions of the Personal Data Protection Act 2012.

6 days ago Be among the first 25 applicants

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We are seeking an experienced SAP BASIS and Systems Administrator to provide comprehensive support and maintenance services for a client’s SAP landscape. The consultant will be responsible for SAP BASIS administration, VIM (Vendor invoice management) system support, OS-level support for SAP systems and end-to-end change request management. This role includes proactive monitoring, performance tuning, and coordination with infrastructure vendors to ensure high availability and stability of the SAP systems.

Employment Type:

Full-time with Powersoft Technologies

We are seeking an experienced SAP BASIS and Systems Administrator to provide comprehensive support and maintenance services for a client’s SAP landscape. The consultant will be responsible for SAP BASIS administration, VIM (Vendor invoice management) system support, OS-level support for SAP systems and end-to-end change request management. This role includes proactive monitoring, performance tuning, and coordination with infrastructure vendors to ensure high availability and stability of the SAP systems.

·Perform daily system monitoring and health checks across SAP environments.

·Manage user access, transport management, background jobs, and spool administration.

. Provide OpenText VIM (Vendor invoice management) system support

. P rovide SAP NetWeaver Portal Administration

·Apply SAP kernel upgrades, support packages, and perform system refreshes as needed.

·Manage and troubleshoot RFCs, gateway connections, and system logs.

·Execute SAP client copies, parameter tuning, and support landscape changes.

·Perform OS-level patching, log review, and system resource monitoring for SAP servers (Linux/Windows Server).

·Coordinate and validate hardware and firmware upgrade activities with the infrastructure or facility team.

·Support file system management, disk usage monitoring, and troubleshooting system performance issues.

·Monitor SAP database backup jobs and ensure backups are executed successfully.

·Support recovery testing and participate in disaster recovery (DR) exercises.

·Coordinate with infrastructure teams for backup media handling and retention policy compliance.

·Handle impact assessment, effort estimation, and deployment planning for BASIS-related changes.

·Execute changes in development and QA environments, followed by deployment to production with rollback procedures.

·Maintain detailed change and release documentation in alignment with the client's CR process.

·Support interface troubleshooting and monitoring, including RFC, IDoc, and middleware connections.

·Collaborate with functional and technical teams to ensure seamless integration across systems.

·Implement and maintain system security configurations in accordance with client policies.

·Coordinate remediation for VAPT findings and participate in IT security reviews or audits.

·Maintain system access logs and enforce account expiry policies.

·Maintain structured logs and documentation

·Bachelor’s degree in Computer Science, Information Systems, or related field.

·Minimum 8 years of hands-on experience in SAP BASIS administration.

·Proven experience supporting SAP systems running on Windows Server.

·Familiarity with Oracle database administration in the context of SAP.

·Experience with SAP transports, upgrades, support package application, and system refreshes.

·Solid understanding of OS-level maintenance, firmware patching coordination, and infrastructure dependencies.

·Experience managing SAP-related change requests, testing, and deployment lifecycle.

·Familiarity with government IT compliance, data classification, and audit documentation is a plus.

·Strong analytical, communication, and coordination skills.

·SAP Certified Technology Associate – System Administration (NetWeaver or S/4HANA)

·ITIL Foundation (preferred)

·Oracle or Windows/Linux Server certification (advantageous)

• Seniority level Mid-Senior level

• Employment type Full-time

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

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Responsibilities

• Responsible for the management of the 3D model to be controlled at Engineering –with the modeling work being carried out in all oversea satellite offices.
• Responsible for setting up of AVEVA MARINE / E3D / HEXAGON SMART3D Enterprise system for projects in line with company and project procedures within the stipulated time while starting up the project, managing the AVEVA MARINE / E3D / HEXAGON SMART3D system of various projects and continuous technical support.
• Responsible for development and implementation of project specific Catalogues and Specifications for piping & pipe supports, structural, Electrical and Instrumentation disciplines in AVEVA MARINE / E3D / HEXAGON SMART3D and setting up of project specific drawing templates in the drafting module of AVEVA MARINE / E3D / HEXAGON SMART3D.
• Monitors the integrity of the 3D model global work share database and its activities is well maintained and regular transfer of information from 3D model to other IT systems is functioning properly as expected.
• Develop project specific modelling procedure and set up the 3D model accordingly. Conduct regular trainings to multi-discipline end users of the 3D modelling required based on the client specifications and company standards.
• Work closely with the discipline leads of the projects to understand their requirements and address their demand for on time Development or Customization required to automate tasks, Drawing Templates, Macros, Isometrics, and Interface to other system.
• In case of any technical challenges, troubleshoot to resolve the issues on time and if required escalate issues and work with the Software vendor’s technical support for AVEVA MARINE / E3D / HEXAGON SMART3D in other locations for quick resolution.
• Be familiar with the workflows of all the IT systems implemented in the project. Proactive in providing input to IT Personnel and highlight in advance if there are any technical challenges.
• Coordinate actively with other oversea offices, for the projects executed from multiple locations, attend meetings and communicate effectively. Flexible and ready to assume additional roles like CAD Systems coordinator, D-Eng Lead in a project.

Requirements

• Bachelor's Degree or Diploma in Electrical Engineering or related engineering disciplines
• Minimum experience of 3-5 years in CAD Systems Administration for Shipbuilding, Oil & Gas, and Offshore projects.
• Possess experience in AVEVA MARINE / Hexagon Smart3D, with in-depth knowledge of all relevant modules.
• Familiar with the FEED and Detailed Engineering phases of offshore projects.

Our Address and Working Hours:

Seatrium (SG) Pte. Ltd.

Admiralty Yard

60 Admiralty Road West, Singapore 759947

(Transport provided from Sembawang MRT)

Mon - Thu: 8:00am - 5:15pm

Fri: 8:00am - 4:30pm

Interested candidates are invited to send us an updated resume with your current and expected salary and earliest availability.

We regret that only shortlisted candidates will be notified.

Please note that your personal data disclosed to Seatrium Limited and our group of companies, shall be used for the purposes of evaluation, and processing in accordance with our recruitment processes and policies. By providing your personal data, you have consented to the aforesaid purpose under the provisions of the Personal Data Protection Act 2012.