Total 2,796 system engineer job vacancies in Information Technology category in Hong Kong

We are looking for an Application Support Engineer for one of our clients here in Singapore. Your scope is as follow:

Key Responsibilities:

• Batch Job Management - monitor the end-of-day batch and ensure that it starts on the prescribed time, perform first level analysis if there’s failure, perform recovery and involve other stakeholders when necessary. Do a milestone check of the critical jobs to ensure they complete on time and do the proper escalation if there’s any delay.
• Application System and Infrastructure Monitoring – constantly monitor the alerts from the monitoring tool that tells whether an application, server, website, service, disk space or other system resources are having issue and inform the support persons if necessary.
• Service Requests and User Support – handling of user requests such as running of one time job, scheduling of new job, copying and resending of file, troubleshooting transactional problem and involving other experts if necessary.
• Software Release Support – support the regular release of new software from development teams by stopping and resuming the batch when necessary and ensuring all systems are available for user sanity testing after release deployment.
• System Patch and Upgrade Support – support the regular third-party system upgrade and patches and minimize any disruption.

Required Skills and Qualifications:

• If you have 2 plus years of experience in TWS (Tivoli Dynamic Works Console), this is desirable; else if you have experience in a production support role, that is the second preferred work experience for this position.
• Good knowledge of Unix Script & Shell Scripting.
• Knowledge of the requirements of IT production (Banking System).
• Note: This is a shift role, two shifts are as 7 am - 3 pm and 8 am - 4 pm SGT, and the person may be asked to work on weekend shifts too.

Job Responsibilities:

·     Responsiblefor Huawei optical transmission networking products after-sales support forSDH/HMSTP/DWDM equipment such as site survey, installation, planning,commissioning, migration and maintenance.

·   Responsiblefor solution review and provide low level network solution design to internaland external stakeholders.

·   Responsiblefor collaboration with cross-functional teams, including customers, accountteam, project management office, product technical sales, and other deliverynetwork engineers, to ensure seamless system functionality from on-site survey,supervise, testing, commissioning and maintenance of network, and technicalproposal of new network presales stage.

·   Responsiblefor issues or outages recovery in the live customer network. Carry out postinvestigation and communicate with stake holders for root causes with finalreport.

·   Participate innecessary technical meetings pertaining to operators, internal staff or itsassociated customers.

·   Required towork as a team with regional/HQ or Singapore-based technical teams fortransmission projects.

·   Required toprovide high-quality technical proposals focusing on network reliability,latency optimization, and capacity scaling

·   Require towork under minimum supervision to complete tasks assigned.

·   Required topresent technical solutions professionally and conduct technical training forchannel partners and customers on DWDM/OTN technologies.

·   To collaborate and communicate directly with Chinese speaking officers, stakeholders, counterparts, and customers in China HQ team

Job Requirements:

·       Possess a minimum of Bachelor Degree in any field.

·       Minimum 4 years of working experience in optical transmission project implementation,network planning & design, migration and maintenance experience.

·       In-depth knowledge in SDH, DWDM, OTN, ROADM, ASON, OTDR, BERT, OSNR,RFC2544, Network management system, Fiber Doctor, Optical Doctor, 400G C+L, MS-OTN,OXC, preferably with expertise in Huawei-specific OptiX OSN & OptiXtransplatforms, including NCE-T / Navigator / ON Toolkit management software.

·       Requires ability to handle end-to-end low / medium / high risk networkchange implementation, including solution develop, preparing Method ofProcedure, solution implementation and service verification.

·       Hands-on experience in high-capacity OCh link commissioning, ASONnetwork deployment, optical power tuning and migration of legacy services.

·       Requires to work on night time for service migration / cutover operationto minimize the traffic impact on customer network.

·       Outstanding communication and presentation skills.

·       Ability to manage and guide on-site subcontractor team for equipmentinstallation and fiber patching work.

·       Ability to manage and liaise with different stakeholders includinginternal team and external customer.

·       Self-initiative to take the responsibility of task and learn newproducts/technologies.

·       Selected candidate shall be adaptable and flexible to tasks or jobscopes assigned.

·       Proficiency in Mandarin is essential to ensure effective communication with the Chinese-speaking stakeholders, including head office, business counterparts, and customers based in China.

Interested candidate please click "APPLY" to begin your job search journey.

We regret to inform that only shortlisted candidates will be notified.

By sending us your personal data and curriculum vitae (CV), you are deemed to consent to PERSOL Singapore Pte Ltd and its affiliates to collect, use and disclose your personal data for the purposes set out in the Privacy Policy available at https://www.persolsingapore.com/policies. You acknowledge that you have read, understood, and agree with the Privacy Policy. 

PERSOL Singapore Pte Ltd

•RCB No. 200007268E • EA License No. 01C4394

•Registration ID: Heah Sian Wei R23117518

Bring more to life.

Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology?

At Leica Microsystems, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. 

You’ll thrive in a culture of belonging where you and your unique viewpoint matter. And by harnessing Danaher’s system of continuous improvement, you help turn ideas into impact – innovating at the speed of life.

Shape the Future with Us!

At Leica Microsystems, we have been shaping the future for over 175 years with groundbreaking optical and digital solutions.  With a culture rooted in customer focus, innovation, and teamwork, we lead the market in microscopy, imaging, and analysis, unveiling the invisible and empowering our customers to build a better,healthier world.

Joining Leica Microsystems means contributing to scientific discoveries and supporting surgeons in making critical decisions. Our advanced microscopes and AI-based image analysis solutions enable users to gain profound insights into development and engineering challenges. Here, you will work on meaningful projects alongside passionate colleagues, driving progress and pushing the boundaries of what’s possible.

Learn about the Danaher Business System which makes everything possible.

This role is responsible for exploring, evaluating, and developing advanced technologies for future Leica Microsystems medical and surgical products. The position drives early-stage innovation in areas such as medical imaging, fluorescence imaging, visualization systems, OCT sensing, AI applications, and other related technologies, and translates them into feasible solutions for next-generation products and product enhancements.

The key challenge of this role is to mature innovative technologies in a complex medical device environment while balancing technical performance, system integration, quality, regulatory requirements, manufacturability, and product needs. The position requires strong cross-functional collaboration and system-level problem solving to turn new concepts into practical, differentiated, and scalable solutions.

Responsibility

• Lead the exploration, evaluation, and development of advanced technologies for future Leica Microsystems medical and surgical products.
• Design, develop, and optimize advanced technologies and algorithms in medical imaging, fluorescence imaging, visualization devices, OCT sensing, AI applications, and other related surgical system technologies.
• Drive feasibility studies, proof-of-concept development, algorithm development, simulation, and prototype creation for next-generation medical systems and product enhancements.
• Develop test and measurement systems using deep expertise in optics, electronics, sensors, and data acquisition software.
• Establish innovative test methods, performance characterization approaches, and manufacturing concepts to support technology maturation and future product industrialization.
• Quantify system performance and subsystem interactions to support architecture decisions, design optimization, and technical trade-off analysis.
• Use MATLAB and other development tools to create, assess, and translate algorithm concepts into robust product-ready software solutions.
• Prepare clear and traceable technical documentation covering technology concepts, designs, experimental results, acceptance criteria, risks, and user needs.
• Define and execute verification and validation strategies to confirm that technologies and algorithms meet design and performance objectives.
• Ensure all solutions are developed in compliance with applicable quality, safety, regulatory, maintainability, and reliability standards.
• Identify technical risks early, develop mitigation plans, and lead resolution of complex system-level technical challenges.
• Support invention generation, patent disclosures, and technical differentiation for future product platforms.
• Provide technical support required to ensure successful OCT design transfer, including troubleshooting product issues, driving performance improvements, and offering expert support for existing products when needed.

Professional Experience

• Strong in advance technology development.
• Experience in medical device development, preferably imaging &visualization related systems.
• Proficient in MATLAB.
• Experience in C++/C#
• Minimum Technical Master’s Degree in relevant field in OpticalEngineering, Physics.
• Having a PhD Degreein relevant field is considered an added advantage.

We are seeking a highly motivated and talented system engineer to join our team at ALIRA Technology. This role will provide an exciting opportunity to work with the intelligent IOT SOC and solutions, like IOT Camera chip, Bluetooth audio chip and application processors. We are located in Science Park Drive.

· Engage customers during presales to gather requirements and explain our technology

· Elaborate solutions to be proposed to prospective clients

· Participate for designing, developing and test the device drivers and application software for the solutions based our chips.

· Engage with clients for requirement gathering, solution presentations, and supports.

· Collaborate with internal engineering and sales teams.

· Bachelor/Master’s degree in Electrical/Electronic/Computer Engineering (EE/EEE/CE), or equivalent experience.

· Have experience in ICs IoT, sensors, embedded systems, or related product development.

· Hardware: PCB, sensors, micro controllers

· Software: C/C++ for MCUs, RTOS, Linux device drivers

· Background in semiconductors, sensors, IoT solution development preferred.

Job Description

1.     Perform detailed cooling load calculations and thermal analysis for data halls, including rack-level heat load assessments.

2.     Design, review, and optimize ACMV systems, including:

- CRAC/CRAH units

- Chilled water systems

- Cooling towers and pumps

3.     Lead and support cooling system upgrades and retrofits, ensuring minimal disruption to live data center operations.

4.     Evaluate system performance using KPIs such as:

o  Power Usage Effectiveness

o  System Efficiency

5.     Conduct energy optimization studies and recommend improvements (e.g., air flow management, containment strategies, setpoint optimization).

6.     Support capacity planning and future expansion work based on IT load growth.

7.     Review engineering drawings, method statements, and ensure compliance with design intent and operational requirements.

8.     Work closely with operations teams to implement EOPs/MOPs for mechanical system interventions.

9.     Participate in risk assessments, failure mode analysis, and incident investigations related to cooling systems.

10.  Ensure all works comply with relevant standards and regulatory requirements in Singapore

Required Qualifications
1.     Bachelor’s Degree / Degree in Mechanical Engineering or related field

2.     Additional certifications relevant to theindustry is an added advantage 

3.     1-2 years’ experience maintainingelectrical, mechanical, fire protection system in a data centre environment

4.     Experience and knowledge of MEP equipmentsuch as CAHU, CRAC, ACMV systems, pumps, cooling towers, UPS, generators, etc.

5.     Strong technical expertise in thermalmanagement, cooling load calculations, and energy efficiency improvements,supporting design and upgrading of cooling systems in data centre environments.

6.     Strong problem-solving abilities,communication skills, and the ability to work independently and as part of ateam

7.     Strong written and verbal communicationskills

8.     Proficient in Computer skills eg.Microsoft office, google emails , docs etc.

9.     Shift work & Standby Duty is required(Shift allowance available)

Job Requirements:

- Minimum 6 years
- IIS Server
- HIS Server
- SQL Server

ii) J2EE Platform
- Apache HTTP Server
- JBoss Application Server
- Oracle Database

b) Able to develop applications using the following languages:
- MVC, ADO.NET, SSIS/Transact SQL
- MS Sharepoint technologies
- Web Services, SOAP, XML, SAML
- IOS/Android mobile development
- CSS, HTML, DHTML, XML, Ajax, JAVAScript and VBScript
- ASP.NET, C#, VB.NET

c) Able to support, edit and manage CPF website contents using the following tools:
- Sharepoint
- Visual Studio
- Adobe Photoshop CS
- Adobe D of web-based applications development experience with one or more of the following qualities:

a) Working experience in one of the following environments:

i) .Net Platform
- Windows
- Dreamweaver CS
- Adobe Flash Builder CS

By submitting an application or your resume, you are deemed to have consented to Elitez Pte Ltd collecting, using and disclosing your personal data for the purposes stated in our privacy notice (www.elitez.asia/privacy-policy/). You acknowledge that you have read, understood, and agree with the terms in our privacy notice.

Contact Person : Lavaniea

EA License No.16C8004 | Registration: R24157849

About the Role

Key Responsibilities

• Develop and continuously iterate the data platform
• Build and maintain data pipelines for user behavior data processing based on Flink, ensuring the completeness, accuracy, and stability of tracking data.
• Design and maintain the user tagging system, including tag generation, quality validation, and tag governance.
• Build and maintain data application pipelines to support downstream data needs from product, operations, analytics, and algorithm teams, including behavior and user tag data.
• Collaborate closely with product managers, data analysts, and business teams to drive the application of user data in refined operations and product optimization.
• Continuously improve the performance, observability, maintainability, and scalability of the data application pipeline.

Qualifications

• Bachelor’s degree or above in Computer Science, Software Engineering, Data Science, or related fields. At least 5 years of experience in complex system development.
• Proficient in Java, Python, and SQL for data application development or data processing.
• Familiar with the Apache Flink framework and experienced in real-time or near real-time processing of user behavior data.
• Solid understanding of event tracking systems, including event definitions, attributes, user ID mapping, and tracking data flow.
• Familiar with common user tag categories (e.g., behavioral tags, attribute tags, statistical tags) and their production mechanisms.
• Experience with relational databases (RDBMS), NoSQL databases, and analytical data systems (OLAP), such as MySQL, Redis, HBase, Doris, and ClickHouse.
• Strong problem-solving and troubleshooting skills, with the ability to translate business requirements into data processing solutions and collaborate effectively across teams.
• Able to use Chinese and English as dailying working language to work with chinese-speaking stakeholders

Activate Interactive Pte Ltd (“Activate”) is a leading technology consultancy headquartered in Singapore with a presence in Malaysia and Indonesia. Our clients are empowered with quality, cost-effective, and impactful end-to-end application development, like mobile and web applications, and cloud technology that remove technology roadblocks and increase their business efficiency.

We believe in positively impacting the lives of people around us and the environment we live in through the use of technology. Hence, we are committed to providing a conducive environment for all employees to realise their full potential, who in turn have the opportunity to continuously drive innovation.

We are searching for our next team members to join our growing team.

If you love the idea of being part of a growing company with exciting prospects in mobile and web technologies that create positive impact on people’s lives, then we would love to hear from you.

Internal Code: P26003

This posting is part of our Talent Pipeline Initiative—we’re proactively connecting with talent who are interested in future opportunities with us over the next 3–6 months.

While this is not for an immediate opening, strong candidates will be prioritised as roles become available.

What You’ll Likely Work On and depending on project needs, you may:

• The Full Stack Engineer is responsible for designing, developing, deploying, and maintaining scalable, high-performance, and secure web applications. The role
• requires expertise in frontend and backend development, cloud technologies, DevOps automation, and application security. Engineers must work in an agile, DevOps-driven environment, ensuring high software quality, security, and maintainability.
• Take full ownership of end-to-end application development, integrating frontend, backend, and cloud infrastructure.
• Design, develop, and maintain responsive, accessible, and performant web applications.
• Implement modern frontend architectures, ensuring reusability, scalability, and security.
• Develop high-performance backend services and APIs, ensuring reliability, security, and observability.
• Work with Quality Assurance (QA) engineers to ensure automated test coverage and proactively fix bugs and defects.
• Optimize full-stack CI/CD deployment strategies, ensuring seamless and automated releases.
• Work with DevOps teams to automate infrastructure provisioning, monitoring, and cloud deployments.
• Ensure full-stack security, including authentication, authorization, API security, and frontend security best practices.
• Continuously evaluate and adopt emerging technologies to improve application performance and developer productivity.

What are we looking for?

• Degree or Diploma in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines.
• Experience with Git and modern branching workflows (GitFlow, trunk-based development).
• Strong proficiency in both frontend and backend development.

Frontend Technologies:

• JavaScript and TypeScript.
• Frontend frameworks such as React.js, Next.js, Vue.js, Angular, or Svelte.

Backend Technologies:

• Node.js, Express.js, NestJS.
• Ruby on Rails (RoR).
• Java/Kotlin (Spring Boot).
• Python (Django, Flask, FastAPI).
• Golang
• RESTful APIs, GraphQL, gRPC, and WebSockets for service communication.

Observability & Monitoring:

• Experience implementing application performance monitoring (APM) tools (Datadog, New Relic, Sentry, Prometheus, OpenTelemetry).
• Knowledge of logging frameworks (ELK Stack, Loki, Fluentd) to track and debug issues across distributed systems.
• Ability to set up dashboards and alerts for real-time application health monitoring.

Backend Scalability & API Design:

• Strong experience in API design principles, including REST, GraphQL, gRPC, and WebSockets.
• Knowledge of API rate limiting, caching strategies (Redis, Varnish), and
• performance optimizations.
• Familiarity with backend service scalability strategies (horizontal scaling, autoscaling, load balancing).

DevOps, Cloud, and Infrastructure:

• Experience with CI/CD pipelines (GitHub Actions, GitLab CI, ArgoCD, Jenkins).
• Hands-on experience with cloud platforms (AWS, Azure, Google Cloud, Cloudflare Workers).
• Experience with containerization and orchestration (Docker, Kubernetes).
• Familiarity with Infrastructure as Code (IaC) tools (Terraform, CloudFormation, Pulumi).

Security Best Practices:

• Strong knowledge of frontend security (CSP, CORS, XSS prevention).
• Experience with backend security (OAuth, JWT, API rate limiting, encryption).
• Familiarity with cloud security (IAM, Secrets Management, OWASP Top 10).

Software Quality & Testing:

• Experience with unit and integration testing (Jest, Cypress, Playwright, Pact).
• Backend testing using Postman, Supertest, contract testing.
• Experience with low-code platforms (OutSystems, Mendix, Appian).
• Familiarity with micro-frontends and modular frontend architectures.
• Experience working with edge computing (Cloudflare Workers, Lambda@Edge)

What do we offer in return?

Competitive Compensation

• Market competitive salary and variable performance bonus aligned to your skills, impact, and contribution.

Benefits

• Outpatient medical, specialist medical coverage and generous customisable flexi benefits, or flexi allowance; life and health insurance, thoughtful perks like special occasions “red packet” and CNY goodies, etc.

Employee Wellness

• Support for your physical, mental, and overall well-being through year-round initiatives.

Growth & Development

• Learning programmes, certification support, and a dedicated staff development budget. (We are a “SHRI 2025 Gold winner” in “Learning & Development; Coaching & Mentoring”)

Career Progression

• Structured career pathways that enable you to grow along a technical/domain expert track or a leadership track.
• Competency Framework
• A structured and practical framework to support you to develop, perform, and succeed.
• Flexible Work Arrangement
• Staff may choose to work flexi-place, flexi-time, and flexi-load based on existing framework

What Happens After You Apply:

• Your profile will be reviewed and assessed by our Talent team
• Suitable candidates may be invited for an exploratory conversation
• You’ll be considered for upcoming roles that match your skills and interests
• We’ll keep in touch as relevant opportunities arise

Why you'll love working with us?

If you are looking for opportunities to collaborate with leading industry experts and be surrounded by highly motivated and talented peers, we welcome you to join us. We provide all employees with equal opportunities to grow and develop with us. We believe your success is our success.

Does it sound like something you are interested in exploring further? Please be in touch with our team for an initial chat at careers@activate.sg

Activate Interactive Singapore is an equal opportunity employer. Employment decisions will be based on merit, qualifications and abilities. Activate Interactive Pte Ltd does not discriminate in employment opportunities or practices on the basis of race, colour, religion, gender, sexuality, national origin, age, disability, marital status or any other characteristics protected by law.

Protecting your privacy and the security of your data are longstanding top priorities for Activate Interactive Pte Ltd.

[Job ID: 1600984]

Responsibilities

• Handle customer enquiries and technical issues via phone, email, chat, or ticketing system with timely and professional support
• Troubleshoot and resolve issues across software, hardware, network, and application layers using structured root cause analysis
• Maintain and update technical documentation, troubleshooting guides, and FAQs to support knowledge sharing and efficiency
• Collaborate with development, QA, and product teams to escalate and resolve complex technical issues
• Assist in testing new features, enhancements, and fixes; provide feedback to improve product quality
• Support customer onboarding, including product setup, configuration guidance, and best practices
• Stay updated on product knowledge, tools, and industry trends through continuous learning
• Ensure all support cases meet defined SLA response and resolution timelines
• Perform any ad-hoc duties as assigned

Requirements

• Strong understanding of IT systems, networks, and applications
• Knowledge of TCP/IP, OSI model, DNS, routing, switching, and common network protocols
• Good verbal and written communication skills with ability to explain technical concepts clearly
• Strong analytical and troubleshooting skills with root cause analysis capability
• Customer-focused mindset with patience and professionalism
• Ability to work effectively in cross-functional teams and escalate issues appropriately
• Strong documentation skills for creating clear technical guides and knowledge base articles
• Fast learner with ability to adapt to new technologies and tools
• Commitment to meeting SLA targets for response and resolution times

We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

Please kindly refer to the Privacy Policy of Good Job Creations for your reference: https://goodjobcreations.com.sg/en/privacy-policy/

EA Personnel Name: Ong Kang Quan Ryan
EA Personnel Registration Number: R23116952
EA License No.: 07C5771