Total 531 system technician job vacancies in Information Technology category in Singapore

- Implement and manage Windows-based infrastructure and associated technologies.

- Monitor and maintain the health, performance, and security of Windows servers and systems.

- Administer Active Directory, Group Policy, DNS, DHCP, and related services.

- Administer Microsoft 365 or Office 365 and its related services

- Configure and troubleshoot Azure Cloud services and the workload running

- Configure and troubleshoot Hypervisor Virtualization platforms (e.g., VMware).

- Install, configure, and manage Windows servers and services, including IIS, SQL Server and Exchange Server

- Collaborate with cross-functional teams to implement and support enterprise-wide solutions.

- Perform routine system and application updates, patches, and upgrades.

- Develop and maintain documentation related to system configurations, processes, and procedures.

- Provide level 1 support for Windows-related issues.

- Participate in on-call rotation for after-hours support as needed.

Qualifications

- Experience in administering Windows-based systems and infrastructure.

- Experience in administering basic Microsoft 365 or Office 365

- Basic understanding of Active Directory, Group Policy, DNS, and DHCP.

- Basic understanding of virtualization platforms such as VMware

- Knowledge of scripting languages (e.g., PowerShell, Python) for automation and scripting tasks is a plus

- Familiarity with monitoring tools and systems management solutions.

- Basic problem-solving and troubleshooting skills.

- Strong communication and interpersonal abilities.

- Certifications such as AZ-104, AZ-900 or equivalent are a plus.

KeyAccountabilities

• HPC Systems Operations: Administer, operate, and maintain Linux-based HPC clusters, including compute, storage, and high-speed networking
• Manage and support:
  HPC job schedulers (e.g. Slurm, PBS Pro, LSF)
  Parallel file systems (Lustre, GPFS/Spectrum Scale, BeeGFS)
  Cluster management and provisioning tools
  Perform system monitoring, patching, upgrades, and capacity planning.
  Troubleshooting and resolve hardware, software, OS, and network issues across HPC environments
• Participate in on-call or escalation support rotations as needed
• Work with our software engineer to support our AI/DL applications and our desktop engineer to help with user problems as required.
• Advice and guidance to researchers for HPC application development, debugging, optimization and parallelization

Strong hands-on experience with:

• Linux operating systems (RHEL, Rocky, SUSE)
• HPC schedulers and resource managers
• Parallel file systems
• Understanding of HPC performance tuning and optimization techniques.
• Linux Operating systems

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• Perform hardware repairs including screen, battery, and port replacements on mobile devices to restore functionality
• Troubleshoot software problems to resolve device issues effectively
• Use diagnostic tools to accurately identify faults in mobile devices for precise repair actions
• Communicate repair options, timelines, and solutions clearly and professionally to customers to ensure satisfaction
• Conduct preventive maintenance and quality checks to maintain device performance and reliability
• Track and order replacement parts to ensure availability for repairs without delay
• Record detailed repair information, customer interactions, and transactions to maintain accurate service records
• Stay updated on new mobile technologies and repair techniques to apply current best practices
• Adapt to work independently and efficiently in fast-paced repair environments
• Apply knowledge of mobile operating systems (iOS, Android) to support software troubleshooting and repairs

Responsibilities:

• Participate in end-to-end testing activities, including test planning, analysis, design, implementation, execution, and closure.
• Design and execute test cases based on functional and technical requirements.
• Perform functional, integration, system, regression, and sanity testing.
• Validate system integrations across multiple components and platforms.
• Analyze real-time data flows and ensure accuracy and consistency across the system.
• Identify, log, and track defects, working closely with development teams to ensure timely resolution.
• Review requirements and system design documents to ensure testability and adequate coverage.
• Support simulation and scenario-based testing, where applicable.
• Collaborate with cross-functional teams, including developers, stakeholders, and operations.
• Perform other testing duties as assigned.

Requirements:

• Diploma or Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum 5 years of relevant experience in system or software testing.
• Strong understanding of SDLC/STLC and QA methodologies.
• Basic knowledge of database testing (e.g., SQL) and API testing concepts.
• Experience testing complex or mission-critical systems.
• Experience with test management and defect tracking tools (e.g., JIRA, TestRail).
• Ability to work independently with minimal supervision and proactively drive tasks.
• Strong analytical, troubleshooting, communication, and attention-to-detail skills.
• Availability to support night and after-hours testing, as required.
• Experience in transportation, smart city, or traffic management systems.
• Knowledge of IoT systems, sensor integration, or Intelligent Transport Systems (ITS).
• Exposure to test automation tools or scripting is an advantage.
• ISTQB Foundation certification (or working towards it).

If you are keen, please email your updated resume to daisylyn.jocson@tg-hr.com

EA License no.14C7275/Registration no. R1434860

Please take note that only shortlisted candidate will be contacted. Thank you.

Responsibilities:

• Lead end-to-end testing activities, including test planning, analysis, design, implementation, execution, and closure.
• Design and execute test cases based on functional and technical requirements.
• Perform functional, integration, system, regression, and performance testing.
• Validate system integrations across multiple components and platforms.
• Analyze real-time data flows and ensure accuracy and consistency across the system.
• Identify, log, and track defects, working closely with development teams to ensure timely resolution.
• Review requirements and system design documents to ensure testability and coverage.
• Support simulation and scenario-based testing, where applicable.
• Mentor junior testers and promote best practices in testing.
• Collaborate with cross-functional teams including developers, stakeholders, and operations.
• Provide support for night and after-hours testing activities, as required.
• Perform other testing duties as assigned.

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum 8 years of relevant experience in system or software testing.
• Strong understanding of SDLC/STLC and QA methodologies.
• Basic to intermediate knowledge of database testing (e.g., SQL) and API testing concepts.
• Experience testing complex or mission-critical systems.
• Experience with test management and defect tracking tools (e.g., JIRA, TestRail).
• Ability to work independently with minimal supervision and proactively drive tasks.
• Strong analytical, troubleshooting, and communication skills.
• Availability to support night and after-hours testing, as required.
• Experience in transportation, smart city, or traffic management systems is advantageous.
• Knowledge of IoT systems, sensor integration, or Intelligent Transport Systems (ITS) is advantageous.
• Experience with performance and load testing tools is advantageous.
• Exposure to automation tools (e.g., Selenium, Python-based frameworks) is a plus.
• ISTQB or equivalent certification is preferred.

If you are keen, please email your updated resume to daisylyn.jocson@tg-hr.com
EA License no.14C7275/Registration no. R1434860

Please take note that only shortlisted candidate will be contacted. Thank you.

Key Responsibilities:

• Develop and maintain customized SUSE Linux OS images aligned with hardware and software requirements.
• Use configuration management tools such as Salt or Ansible to automate and streamline system configuration.
• Implement a test-driven development approach to ensure reliability and maintainability of system configurations and scripts.
• Create and maintain comprehensive documentation for all developed processes, configurations, and tools.
• Develop diagnostic scripts to integrate with existing diagnostic suites, improving system troubleshooting capabilities for both configuration and hardware-related issues.
• Collaborate closely with multi-functional teams including hardware engineering, software development, and system integration to ensure seamless deployment and support of Linux-based systems.
• Participate in regular team meetings, design reviews, and code walkthroughs to share progress, gather feedback, and align on project goals.

Required Skills & Qualifications:

• Experience in computer hardware design, particularly in compute cluster or server environments.
• Experience in networking design, including InfiniBand, Ethernet switches, with expertise in port mapping and configuration.
• Familiarity with modern memory technologies (e.g., DDR4/DDR5, DIMM, LPDDR, HBM).
• Proven experience with Linux operating system customization and image creation.
• Proficiency in SaltStack, Ansible, or similar configuration management tools is a plus.
• Scripting skills (e.g., Bash, Python) for automation and diagnostics.
• Familiarity with test-driven development practices and tools.
• Excellent documentation skills with attention to detail.
• Ability to work independently and collaboratively in a fast-paced environment.

Minimum Qualifications

• Doctorate (Academic) Degree and 0 years related work experience; Master's Level Degree and related work experience of 3 years; Bachelor's Level Degree and related work experience of 5 years

Responsibilities

• Develop, implement, and maintain comprehensive test strategies, plans, and processes aligned with project requirements and business objectives.
• Lead, mentor, and manage a team of testers to ensure high productivity, quality, and motivation.
• Collaborate closely with the Project Manager, Software Manager, and stakeholders to clarify requirements and define the testing scope.
• Oversee test execution across all phases, including functional, regression, integration, performance, and user acceptance testing (UAT).
• Define, monitor, and report key testing metrics, providing regular updates on progress, quality, and risks to senior management.
• Identify, assess, and mitigate risks related to software releases and deployments.
• Manage test environments, tools, and automation frameworks to enhance testing efficiency and coverage.
• Ensure compliance with industry standards and internal quality policies.
• Drive continuous improvement in testing processes through feedback and retrospectives.
• Coordinate testing activities with external vendors or partners, where applicable.
• Provide support for night and after-office-hours testing activities, as required.

Requirements:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• At least 15 years of experience in software testing and quality assurance, with a minimum of 10 years in a managerial role leading end-to-end testing for large-scale projects in both Agile and Waterfall environments.
• Experience in large-scale project testing and commissioning, particularly in the transport or traffic management domain (especially enterprise-wide Traffic Management Systems), will be advantageous.
• Strong knowledge of the Software Development Life Cycle (SDLC) and testing methodologies, including Agile and Waterfall.
• Hands-on experience with test management tools (e.g., JIRA, TestRail), automation tools (e.g., Selenium, UFT), and defect tracking systems.
• Proven experience in vendor or partner collaboration and effective stakeholder management.
• Strong expertise in test management practices and methodologies.
• Excellent leadership, communication, and interpersonal skills.
• Strong analytical and problem-solving abilities.
• Ability to manage multiple projects and priorities in a fast-paced environment.
• Familiarity with performance testing will be an advantage.

If you are keen, please email your updated resume to daisylyn.jocson@tg-hr.com

EA License no.14C7275/Registration no. R1434860

Please take note that only shortlisted candidate will be contacted. Thank you.

• Diploma or Degree in related field
• Knowledge in Cisco Webex
• Knowledge in Cisco meeting room equipment.
• Knowledge in O365 administration (including SharePoint creation, user administration, mailbox administration)
• Knowledge in Microsoft Teams Room
• Advantage if have knowledge in NICE compliance recording
• Experiences in basic troubleshooting and administrative skillsets.

Would be good to have knowledge in all. However training and guidance will be provided. Most importantly is the willingness to learn.

Working Hours

Mon to Fri – 9AM to 6PM (may require to work after office hour for any urgent issues)

Key Responsibilities:

• Design and develop compute cluster configurations optimized for performance, reliability, and scalability.
• Select and validate hardware components including CPUs, memory, storage, networking, and specialized accelerators.
• Collaborate with hardware, software, and systems engineering teams to ensure seamless integration of compute clusters into broader system architectures.
• Document hardware design decisions, integration procedures, and diagnostic workflows for internal and cross-team use.
• Participate in design reviews, integration planning, and collaborative problem-solving sessions with cross-functional teams.

Required Skills & Qualifications:

• Experience in computer hardware design, particularly in compute cluster or server environments.
• Experience in networking design, including InfiniBand, Ethernet switches, with expertise in port mapping and configuration.
• Familiarity with modern memory technologies (e.g., DDR4/DDR5, DIMM, LPDDR, HBM).
• Familiarity with Linux system administration and OS customization (preferably SUSE Linux).
• Understanding of system-level performance tuning and hardware-software interaction.
• Excellent documentation and communication skills.

Attributes:

• Experience with hardware validation and troubleshooting tools.
• Knowledge of high-performance computing (HPC) or distributed systems.
• Ability to work effectively in a collaborative, cross-functional engineering environment.
• Test-driven development mindset and attention to detail.
• Self-starter with a proactive approach to problem-solving and continuous improvement.

Minimum Qualifications

• Doctorate (Academic) Degree and 0 years related work experience; Master's Level Degree and related work experience of 3 years; Bachelor's Level Degree and related work experience of 5 years

Our client is a global leader in semiconductor inspection solutions.

• Provide technical support and troubleshooting for semiconductor equipment, assisting customers and internal service engineers.
• Conduct system performance testing, software validation, and optimization to ensure reliable and high-performance operation.
• Manage customer-specific projects, including planning, testing, and preparing technical documentation.
• Develop training materials and technical guides; provide feedback to engineering teams to support product improvement.

Requirements:

• Diploma in Engineering or equivalent.
• At least 2 years of experience in semiconductor device manufacturing processes, quality control, and optical inspection systems.
• Knowledge of semiconductor manufacturing processes, optical inspection, and equipment operation.
• Familiarity with servo/electrical systems, sensors, and troubleshooting PC hardware/software; programming skills (C++, Python, C#).
• Ability to work cross-functionally, and willingness to travel internationally.

If you are keen to apply for the position, kindly email your detailed resume in MS Word to hr@recruit-expert.com

Please note that only shortlisted candidates will be notified.

For more job opportunities, please visit our website at www.recruit-expert.com

EA Licence: 19C9701

Registration: R21100996

COMPANY DESCRIPTION

YTL PowerSeraya Pte. Limited, a wholly owned subsidiary of YTL Power International Berhad, is in the business of producing, wholesaling, trading and retailing of energy; with a primary focus on electricity. As an established player in Singapore's energy sector, it supplies the country's energy needs through its multi-utilities platform. With a licensed generation capacity of 3,100 MW*, it is one of Singapore's largest electricity generators.

The YTL PowerSeraya Group has three subsidiaries: the retail arm under the Geneco brand provides electricity price plans and energy solutions to homes and businesses, PetroSeraya is the fuel management arm of the Group, and Taser Power which operates Taser Power Plant.

Besides being a Plaque of Commendation (GOLD) awardee at the National Trade Union Congress's May Day Awards 2023, YTL PowerSeraya has adopted three Tripartite Standards under the Tripartite Alliance for Fair and Progressive Employment Practices, and has committed to be a fair and progressive employer. To find out more about the organisation, please visit ytlpowerseraya.com.

*As at 4 February 2026, our registered generating capacity with EMA is 2,487 MW.

RESPONSIBILITIES

• Perform maintenance activities in a safe manner align with the Health and Safety Requirement of the company.
• Perform preventive maintenance to ensure that plant equipment and auxiliary systems continue to operate smoothly and efficiently.
• Perform repair or replacement of defective or malfunctioning components of machinery and equipment.
• Basic troubleshooting - assisting and supporting engineers in rectifying/improving plant assets.
• Assist with the supervision of contractors involved in maintenance on site and maintain asset maintenance plans.
• Attend to work orders allocated by Mechanical Engineers.
• Perform other duties as assigned.

• Nitec/ Diploma in Mechanical Engineering or equivalent.
• Preferably 3 years of relevant experience in Power Plants, Petrochemical Plants or related industries will be advantageous.
• Self-driven, with a good working attitude, and a good team player.
• Fresh graduates are welcome to apply.
• Possessing basic safety training like Manage Work at Height (MWAH), Supervise Confined Space Operation (SCSO) & Supervise Work in Safety & Health in Process Plant (SWSHPP) would be an advantage.
• Possessing forklift driver license would be an advantage.

Senior/ System Engineer

Job Description:

• Design, integration, implementation, testing and commissioning of data networking projects.
• This position will have overall responsibility for the design, engineering and implementation of LAN, WAN, WLAN, Security devices such as Firewalls, Load balancers, Network appliances and IT System.
• Responsibilities will include consulting, technical guidance, generate system specification, conduct system presentation and support in designing and engineering of Wide and Local Area Networks and Security device setups.

Requirements:

• Degree/Diploma in Electronics/Info-Comm/Computer Science or equivalent.
• CCNA/ CCNP / CCDA / CCDP certification is preferred.
• At least 2 years of relevant experience in design, implement and support of LAN/WAN networks and NOC.
• Experience and capable to manage projects independently.
• Excellent analytical, oral and written communications skills are essential.
• Good interpersonal skills with the ability to work in a team
• This is a perm opening.

Interested applicants, please kindly email your update resume to marketing@aristos-search.com.We regret to inform that only shortlisted candidates will be notified.

Job Description
Configuration system and support of Car parking Systems.

Perform system testing, problem analysis, troubleshooting and to draw conclusions to the service/project/software team.

Prepare procedures, user documentation, operation manual, test procedures and test reports.

Provide support during system testing and live system.

Work with users to understand their problems or new requirements

Other duties as assigned.

Job Requirements
At least Diploma or Bachelor's Degree in engineering, Computer Science or Information Technology.

At least 1 years experience in system implementation, maintenance and technical support.

At least 1 years experience on multi OS platform installation such as LINUX and Windows Servers.

Knowledgeable in administrating and maintaining SQL Database.

Knowledgeable in administrating and maintaining virtualise environment.

Good understanding of Linux networking and security.

Experience in maintaining servers, storage and PC servers.

Knowledgeable of troubleshooting and debugging live software systems.

We are seeking a Senior System Tester to support quality assurance across complex systems. The role involves validating functionality, performance, and reliability in a high-availability environment, ensuring high-quality system delivery.

Key Responsibilities:

• Lead end-to-end testing activities, including test planning, analysis, design, implementation, execution, and closure
• Design and execute test cases based on functional and technical requirements
• Perform functional, integration, system, regression, and performance testing
• Validate system integrations across multiple components and platforms
• Analyze real-time data flows and ensure accuracy and consistency across the system
• Identify, log, and track defects, working closely with development teams to ensure timely resolution
• Review requirements and system design documents to ensure testability and coverage
• Support simulation and scenario-based testing where applicable
• Mentor junior testers and promote best practices in testing
• Collaborate with cross-functional teams including developers, stakeholders, and operations
• Other testing duties as assigned

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or related field
• Minimum 8 years of relevant experience in system or software testing
• Strong understanding of SDLC/STLC and QA methodologies
• Basic to intermediate knowledge of database testing (e.g., SQL) and API testing concepts
• Experience testing complex or mission-critical systems
• Experience with test management and defect tracking tools (e.g., JIRA, TestRail)
• Ability to work independently with minimal supervision and proactively drive tasks
• Strong analytical, troubleshooting, and communication skills
• Available to support night and after-hours testing as required

Preferred Qualifications:

• Experience in transportation, smart city, or traffic management systems
• Knowledge of IoT systems, sensor integration, or ITS (Intelligent Transport Systems)
• Experience with performance and load testing tools
• Exposure to automation tools (e.g., Selenium, Python-based frameworks)
• ISTQB or equivalent certification

Interested applicants, kindly email your detailed resume (MS Word format is preferred):

raagini@successhrc.com.sg (Registration No. R23117106)

Please ensure that applications sent through email are no bigger than 1Mb.
We thank all applicants for your interest but regret to inform that only shortlisted candidates would be notified.

Success Resource Centre Pte Ltd (EA License Number: 04C3201)
160 Robinson Road, #13-07/08/09 SBF Center, Singapore 068914
T: 6337 3183 | W: www.successhrc.com.sg 

About the client:

Our client is a reputed MNC

Responsibilities:

• Review and understand Test requirements provided by Design authority and Functional teams
• Developing and executing test plans and strategies
• Contribute to Design of MX test pack and propose and feedback on feasibility of automation
• Defect triage and management
• Managing regression and performance testing progress
• Runbook planning and management
• Agile principles, including Jira dashboards and Confluence-based runbooks
•  Preparing DSR and keeping the stakeholders updated
• Responsible to interact with users for validation of test automation results

Skills/Requirement:

• 4 + years of relevant Test Management experience for a Murex
• 3-5 years of MX test experience.
• Knowledge on financial market products and their lifecycle
• Experience on Murex setup and functional tests using various modules of Murex is desirable
• Experience of the execution of tests through out the lifecycle of development projects
• Strong knowledge on the various Murex generated logs and trace the trades across the Murex tasks
• Good knowledge on the various configurations in Murex.
•  It would be important to have Murex Migration project experience with exposure to 3.1.42.48b to 3.1.6x.x

Nice-to-Have Skills Description:

• 2+ years of Murex implementation test management experience
• Documentary work ability
• Time management
• All-round knowledge of the Murex application
• Should possess an understanding of financial markets
• Basic knowledge on financial instruments such as Fixed Income, FX, Equities

Interested candidates, who wish to apply for the above position, please send in your resume to lakshmi.prasanna@persolapac.com

We regret to inform that only shortlisted candidates will be contacted

PERSOL Singapore Pte Ltd
EA License No. 01C4394
EA Reg No: R1551772 (Kankanala Lakshmi Prasanna)

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All parties involved in any form of workforce engagement are to strictly adhere to prevailing regulations and laws that govern local fair employment practices, and to invest reasonable efforts in building a strong Singaporean core workforce, recruit and select candidates based on merit and prohibit discrimination based on age, race, gender, religion, marital status and family responsibility or disability. For more information, please refer to MOM and TAFEP websites.

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