Total 122 software test engineer job vacancies in Selangor

Get to Know the Team

The Mobility team is an established team responsible for the Transport module in the Grab app. We improve the core transport booking experience. We are made up of experienced and diversified engineers. If you are looking for an opportunity to make it seamless and effortless for millions of users, then you should join our team!

We are working on high throughput, real-time distributed systems that use algorithms and machine learning techniques to solve hundreds of millions of requests per day. Our mission is to offer the best products and experiences to our passengers to increase adoption, engagement and conversion of our services.

We are a distributed team with members spread across Singapore, China, Vietnam and Malaysia at the moment. Our mode of communication is English, both in spoken and written form. Our team has direct end-user contact, and influence on the bottom line for Grab. You will report to our Software Engineering Manager, and you will based onsite in our KL office.

Get to Know the Role

We are looking for a Senior Site Reliability Engineer to provide better stability and operational excellence for Mobility team in Grab. We believe you have professional sysops/infrastructure knowledge and the ability to build comprehensive systems, but if you believe you have what it takes then we'd love to hear from you either way. This role is required because stability and operational excellence is critical to our services. In return, you will produce impacts to Grab's core systems.

The Critical Tasks You Will Perform

• Provide automated solutions for manual tasks and challenges we're facing.
• Manage cloud infrastructure using Infrastructure as Code solution.
• Get involved in deep diagnosis of incidents, and engage with multiple accomplished engineering teams on resolutions.
• Supporting different teams to make long-term infrastructure decisions, provide suggestions for infrastructure optimizations.
• Drive operational excellence practice and help improve reliability, stability and scalability challenges with engineering teams.
• Lead junior engineers to complete projects and help them grow.
• Mentor other engineers, define our technical culture, and help build a fast-growing team.

What We Do  

We are focused on design and development of next generation firmware architecture and algorithms to deliver high performance and cost-efficient enterprise Hard Disk Drive (eHDD) products. As part of the globally diverse R&D team, you will be working in an Agile development environment with opportunity to learn and grow in multiple disciplines.   

We are seeking highly motivated students to join our RAMP Internship Program. These paid internships are designed to jump start your career, offering on-the-job and supplemental training in addition to robust mentorship. You will work alongside the brightest minds in the industry to drive the innovation necessary to outpace new demands and challenges created by data.   

What is the RAMP Program? The RAMP Program is supplemental to your day-to-day intern responsibilities. In this program, you will take a deeper dive into professional life at Western Digital by getting exposure to different parts of the organization. Some RAMP Program elements include: 

• On the job training and mentorship with industry professionals  
• Professional development trainings  
• Executive exposure   
• Networking events with other interns and Western Digital employees  
• Collaboration opportunities with cross-geographical & cross-cultural teams especially the team in Japan & US. 

This position is based in Western Digital Tech and Regional Center (M), which is a Center of Excellence located in Petaling Jaya, Malaysia.  

ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Design, develop, test, integrate and maintain quality firmware for eHDD using best practices like unit test, CI and Agile methodologies.  
• Design and implementation of data structures, software algorithms, data path, and drivers for hardware cores using latest standards C++ and Python.   
• Participate in significant technical investigations from problem statement to conclusions.  
• Creates design documents pertinent to the various phases of firmware development. 
• Devise strategies for in-depth functionality and compatibility testing of complex drive features. 

Preparation of designs and deliverables related to primary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of primary substation systems, including AIS/GIS configurations, transformer installations, circuit breaker selection, busbar arrangements, switchgear layouts, and disconnectors for voltages up to 800kV.
• Preparation of single-line diagrams (SLDs), general arrangement (GA) layouts, equipment sizing, and equipment layout plans for substations and transmission systems.
• Short-circuit force calculations, busbar sizing, fault current analysis, and equipment protection design, ensuring system stability and protection under fault conditions.
• Design of earthing systems, including grounding layouts, ground grid system design, and lightning protection systems for substations.
• Design and integration of HVDC and HVAC systems, including converter stations, ensuring compatibility with the overall substation design.
• Development of transformer layouts, including oil containment, busduct routing, and secondary system interfaces.
• Optimisation of substation layouts for new and upgraded substations, considering space constraints, equipment accessibility, and construction considerations.
• Review and development of control and protection systems for primary substations, ensuring coordination with secondary systems and compliance with grid operator requirements.
• Coordination with civil teams to design and integrate foundations, steel structures, and electrical cable routes, ensuring seamless integration with the primary systems.
• Development of equipment specification documents, bill of materials (BOM), and procurement support, ensuring the correct equipment is selected as per project requirements.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of primary systems.
• Detailed design and review of auxiliary systems, such as cooling systems, auxiliary power supplies, and battery systems for substations.
• Underground cable design, including cable sizing, cable routing, and integration into existing systems, particularly for HV cable systems.
• Coordination with external vendors and contractors to ensure the supply and installation of equipment in accordance with design specifications and project requirements.

Preparation of designs and deliverables related to primary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of primary substation systems, including AIS/GIS configurations, transformer installations, circuit breaker selection, busbar arrangements, switchgear layouts, and disconnectors for voltages up to 800kV.
• Preparation of single-line diagrams (SLDs), general arrangement (GA) layouts, equipment sizing, and equipment layout plans for substations and transmission systems.
• Short-circuit force calculations, busbar sizing, fault current analysis, and equipment protection design, ensuring system stability and protection under fault conditions.
• Design of earthing systems, including grounding layouts, ground grid system design, and lightning protection systems for substations.
• Design and integration of HVDC and HVAC systems, including converter stations, ensuring compatibility with the overall substation design.
• Development of transformer layouts, including oil containment, busduct routing, and secondary system interfaces.
• Optimisation of substation layouts for new and upgraded substations, considering space constraints, equipment accessibility, and construction considerations.
• Review and development of control and protection systems for primary substations, ensuring coordination with secondary systems and compliance with grid operator requirements.
• Coordination with civil teams to design and integrate foundations, steel structures, and electrical cable routes, ensuring seamless integration with the primary systems.
• Development of equipment specification documents, bill of materials (BOM), and procurement support, ensuring the correct equipment is selected as per project requirements.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of primary systems.
• Detailed design and review of auxiliary systems, such as cooling systems, auxiliary power supplies, and battery systems for substations.
• Underground cable design, including cable sizing, cable routing, and integration into existing systems, particularly for HV cable systems.
• Coordination with external vendors and contractors to ensure the supply and installation of equipment in accordance with design specifications and project requirements.

Preparation of designs and deliverables related to primary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of primary substation systems, including AIS/GIS configurations, transformer installations, circuit breaker selection, busbar arrangements, switchgear layouts, and disconnectors for voltages up to 800kV.
• Preparation of single-line diagrams (SLDs), general arrangement (GA) layouts, equipment sizing, and equipment layout plans for substations and transmission systems.
• Short-circuit force calculations, busbar sizing, fault current analysis, and equipment protection design, ensuring system stability and protection under fault conditions.
• Design of earthing systems, including grounding layouts, ground grid system design, and lightning protection systems for substations.
• Design and integration of HVDC and HVAC systems, including converter stations, ensuring compatibility with the overall substation design.
• Development of transformer layouts, including oil containment, busduct routing, and secondary system interfaces.
• Optimisation of substation layouts for new and upgraded substations, considering space constraints, equipment accessibility, and construction considerations.
• Review and development of control and protection systems for primary substations, ensuring coordination with secondary systems and compliance with grid operator requirements.
• Coordination with civil teams to design and integrate foundations, steel structures, and electrical cable routes, ensuring seamless integration with the primary systems.
• Development of equipment specification documents, bill of materials (BOM), and procurement support, ensuring the correct equipment is selected as per project requirements.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of primary systems.
• Detailed design and review of auxiliary systems, such as cooling systems, auxiliary power supplies, and battery systems for substations.
• Underground cable design, including cable sizing, cable routing, and integration into existing systems, particularly for HV cable systems.
• Coordination with external vendors and contractors to ensure the supply and installation of equipment in accordance with design specifications and project requirements.

This is an exciting opportunity for a motivated engineer to contribute to impactful Energy projects across global offices and continue developing their technical expertise in a supportive, high-performing team.

• Senior technical resource may serve as technical advisor for team
• Provides specialized technical input to studies and design for staff's specific area of expertise.
• Develops study and design procedures to facilitate high-quality cost-effective work by others.
• Participates in interdisciplinary review of project deliverables.
• Develop construction cost estimates and estimates of technical efforts for projects.
• Uses expertise in all steps of completing discipline component of PS&E package.
• Performs quality control review of design calculations or drawings.
• Prepares technical specification sections.
• Provides input to the development of engineering budget and schedule to meet requirements.

Preparation of designs and deliverables related to secondary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of protection and control systems, including relay settings, protection schemes, and interlock systems for substations.
• Preparation of single line diagrams (SLDs), protection logic diagrams, metering layouts, and cable termination diagrams.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of secondary systems.
• Relay coordination studies (overcurrent, earth fault, motor protection, distance protection), including relay setting calculations and fault analysis.
• Power system studies, such as load flow analysis, short circuit studies, transient stability analysis, motor starting studies, and arc flash studies.
• Development of control and relay panel layouts, including general arrangement (GA) drawings, functional block diagrams, and bill of materials (BOMs).
• Design of SCADA communication schemes and system integration for protection systems, ensuring seamless interface between control and field devices.
• Review and verification of design documentation to ensure compliance with industry standards (IEC, IEEE) and utility specifications.
• Support for commissioning and testing, including Factory Acceptance Testing (FAT) and site integration of secondary systems.
• Development of algorithms for enhanced system functionality, such as fault detection, relay coordination, and improving system stability.
• Interdisciplinary coordination, including collaboration with other engineering teams to integrate secondary systems with primary infrastructure.
• Preparation of external connection tables, cable schedules, and other design documentation as required by the project specifications.

Preparation of designs and deliverables related to secondary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of protection and control systems, including relay settings, protection schemes, and interlock systems for substations.
• Preparation of single line diagrams (SLDs), protection logic diagrams, metering layouts, and cable termination diagrams.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of secondary systems.
• Relay coordination studies (overcurrent, earth fault, motor protection, distance protection), including relay setting calculations and fault analysis.
• Power system studies, such as load flow analysis, short circuit studies, transient stability analysis, motor starting studies, and arc flash studies.
• Development of control and relay panel layouts, including general arrangement (GA) drawings, functional block diagrams, and bill of materials (BOMs).
• Design of SCADA communication schemes and system integration for protection systems, ensuring seamless interface between control and field devices.
• Review and verification of design documentation to ensure compliance with industry standards (IEC, IEEE) and utility specifications.
• Support for commissioning and testing, including Factory Acceptance Testing (FAT) and site integration of secondary systems.
• Development of algorithms for enhanced system functionality, such as fault detection, relay coordination, and improving system stability.
• Interdisciplinary coordination, including collaboration with other engineering teams to integrate secondary systems with primary infrastructure.
• Preparation of external connection tables, cable schedules, and other design documentation as required by the project specifications.

Preparation of designs and deliverables related to secondary electrical systems for transmission and distribution projects. The tasks may encompass, but are not limited to, the following, depending on project requirements and the design phase:

• Design of protection and control systems, including relay settings, protection schemes, and interlock systems for substations.
• Preparation of single line diagrams (SLDs), protection logic diagrams, metering layouts, and cable termination diagrams.
• Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of secondary systems.
• Relay coordination studies (overcurrent, earth fault, motor protection, distance protection), including relay setting calculations and fault analysis.
• Power system studies, such as load flow analysis, short circuit studies, transient stability analysis, motor starting studies, and arc flash studies.
• Development of control and relay panel layouts, including general arrangement (GA) drawings, functional block diagrams, and bill of materials (BOMs).
• Design of SCADA communication schemes and system integration for protection systems, ensuring seamless interface between control and field devices.
• Review and verification of design documentation to ensure compliance with industry standards (IEC, IEEE) and utility specifications.
• Support for commissioning and testing, including Factory Acceptance Testing (FAT) and site integration of secondary systems.
• Development of algorithms for enhanced system functionality, such as fault detection, relay coordination, and improving system stability.
• Interdisciplinary coordination, including collaboration with other engineering teams to integrate secondary systems with primary infrastructure.
• Preparation of external connection tables, cable schedules, and other design documentation as required by the project specifications.

As our End User Computing (EUC) Engineer you’ll be responsible for the ongoing management and operational support of our EUC environment. Here you’ll ensure users have the necessary hardware, software, and support required to perform their roles. You’ll also be involved in maintaining the computing environment, managing endpoint devices and security, administering virtual desktop infrastructure (VDI), while providing remote support as needed.

Within this position, your scope will cover:

• Managing and maintaining client computing environments, including physical hardware and virtual desktops to optimise performance and uptime
• Providing technical support to end users, troubleshooting hardware, software, and network-related issues via remote and in-person assistance
• Responsible for delivering endpoint management, ensuring devices are properly configured, secure, and compliant with our policies
• Administer virtual desktop infrastructure (VDI) solutions
• Collaborate with IT support teams to diagnose and resolve complex technical issues affecting end users
• Manage device imaging, software deployment, patching, and updates to maintain security and performance standards
• Ensure proper documentation of hardware inventories, configurations, and support tickets to track assets and service history\\

Operational Core Responsibilities

1. Oversee and ensure effective execution of rooftop solar maintenance activities (planned and unplanned) in line with contractual scope of work, service level agreements (SLA), and compliance to SOPs.

2. Coordinate annual and monthly maintenance planning, aligning manpower, site access, and third-party support schedules.

3. Provide on-site technical leadership in fault diagnosis and troubleshooting. Guide resolution based on root cause rather than symptoms.

4. Coordinate with Customer Service and internal teams to ensure accurate and timely communication of maintenance outcomes for effective client reporting and service continuity.

5. Review and verify site reports, inspection checklists, photos, and test records submitted by Technicians and Engineers. Ensure proper documentation for internal reference and client reporting.

6. Prepare high-level technical reports for various needs including client requests, compliance, analysis, claims, etc.

7. Oversee inventory planning and availability of spare parts, tools, and equipment required for ongoing operations; ensure stock readiness to minimize service disruptions and support operational continuity.

8. Ensure proper tracking, escalation, and closure of service tickets within defined SLA timelines, including continuous review of open items and coordination with relevant parties to resolve delays.

9. Plan, lead, and supervise execution of special technical projects (e.g., solar PV dismantling and reinstallation, equipment upgrades, relocations) in coordination with clients, contractors, and internal teams, ensuring scope clarity, schedule adherence, and risk control.

10. Ensure compliance with Quality, Safety, Health, and Environmental (QSHE) standards in accordance with ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and regulatory best practices.

Department Support Roles

1. Mentor and coach Engineer and Technician to improve technical competencies, task ownership, and work quality. Lead by example in field behaviour and problem-solving approach.

2. Assist in onboarding new field staff, delivering training on safety, standard tasks, and use of checklists or mobile apps. Support cross-division technical sharing if required.

3. Identify recurring issues or workflow inefficiencies. Recommend updates to checklists, SOPs, or job plans based on field feedback and lessons learned.

4. Provide technical input and documentation support for equipment failure investigations, including photo records, test results, and historical data.

5. Participate in high-priority maintenance or rectification works across other divisions/regions upon assignment by HOD.

6. Maintain professional relationships with clients, address operational concerns, and follow up on technical issues with support from the Customer Service and Commercial teams.

7. Act as the regional technical focal point for assigned accounts, building trust through consistent performance and communication.

8. Support technical risk reviews and provide site inputs during pre-project assessments or inter-departmental coordination meetings.

• Bachelor’s degree in Electrical Engineering or equivalent from a recognized institution.
• Possess 3 years of experience in project management, construction, or operations & maintenance of rooftop solar PV system.
• Possess valid CIDB Green Card and Working at Height certification.
• Advance understanding of rooftop solar PV systems, including design, components, troubleshooting, and compliance with performance and safety standards.
• Good understanding in Job Method Statement, HIRARC preparation for high risk working environment.
• Ability to prepare preventive and corrective maintenance schedules, oversee field service teams, and ensure timely, quality execution aligned with SLAs.
• Clear written and verbal communication skills to coordinate with internal stakeholders and document maintenance results through accurate technical reports.
• Strong interpersonal and communication skills for mentoring, client engagement, and inter-departmental collaboration.
• Proven capability to lead and guide technicians and assistant engineers in daily operations, training, and field discipline.
• Demonstrates high accountability, professionalism, and readiness to take initiative under limited supervision.
• Ability to evaluate issues on-site and make appropriate technical and operational decisions with sound judgment and proper escalation when required.
• Familiarity with ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and adherence to regulatory and internal safety standards.
• Commitment to following SOPs, maintenance operating standards (MOS), and company procedures consistently.

As an EUC Support Engineer at NEXTDC, you’ll provide L1/L2 technical support to our Technology team, resolving end-user IT issues. You will handle service tickets via phone, email, or in-person, escalate complex issues as needed, and assist with software installations, updates, and configurations. Here, you’ll also monitoring IT systems, identifying issues, maintaining documentation, and ensuring compliance with NEXTDC standards, with strong customer service and technical skills essential for minimising downtime

Within this position, your scope will cover:

• First-level technical support to users via phone, email, or in-person, including after-hours support as required
• Troubleshooting hardware and software issues on desktops, laptops, mobile devices, and other peripherals
• Onsite hands & feet support, where physically co-located to resolve technology hardware and software requests and issues, including for Teams meeting rooms and Audiovisual collaboration and presentation equipment
• Managing and resolving service requests and incidents within agreed service levels
• Documenting solutions and update knowledge base articles to assist with future troubleshooting
• Escalating complex issues to senior IT staff or external service providers as needed
• Setting up and configuring new hardware and software for users

Get to Know the Team

The ACE team is responsible for all of food, mart, dine out and reservation business. We use a microservice architecture in backend, and frontend tech stack use including (iOS, ADR, Flutter and Web). We often do platform abstraction to support our new our requirements to go online faster.

Get to Know the Role

This role is for supermarket product testing and is required because we are supporting our fast-growing business. You will report to the QA Engineering Manager II and be based at Petaling Jaya, Malaysia.

The Critical Tasks You Will Perform

• You will define test plans, test specifications, test suites, test cases and proposed tools for functional, security and performance testing
• You will understand the product/feature in-depth from the end-user point of view and the underlying implementation.
• You will work with the Product Manager, Frontend, and Backend developers to understand the feature and the implementation to build feature tests and impacted feature test cases.
• You will debug failed test cases by analyzing logs and API responses and report bugs with details. Follow-up on bugs to closure.
• You will maintain UI (Web, Mobile app) and API automation suites. Debug and correct script and data issues in automation suites.
• You will understand automation framework and add automation test cases for the new features and regression test cases

Get to Know the Team

The DevTools Team builds and hosts internal platforms that help thousands of Grab engineers measure, monitor, and improve how they build software. Our flagship product, Engineering 360, is Grab's unified metrics platform — the single place where engineering leaders and individual engineers track productivity, code quality, system stability, and DORA signals across the company.

Get to Know the Role

We are seeking a Full Stack Developer Intern to work closely with our development team on building and maintaining Engineering 360 and related internal platforms. As part of this role, you will be exposed to both front-end and back-end development. Our tech stack includes React and JavaScript/TypeScript in Front-end, and Golang on the Backend. Apart from this, you will also be exposed to managing and building data streams and pipelines that power engineering metrics across Grab.

This is a fully onsite role, that will be based in our office at Petaling Jaya

The Critical Tasks You Will Perform

• You will work with the development team to build and maintain our internal engineering platforms.
• You will participate in the full software development lifecycle, from requirements gathering to deployment and maintenance. We follow an agile methodology with a 2-week Sprint.
• You will write clean, maintainable, and efficient code.
• You will troubleshoot and debug web applications and data pipelines.
• You will participate in code reviews and provide constructive feedback to other team members.

About the Role

We are looking for a passionate Android Engineering Intern to join our mobile team. You will work alongside experienced engineers to build, test, and ship features that impact our users. This is a hands-on role where you will write real code, participate in code reviews, and learn how to build scalable mobile applications in a fast-paced environment.

What You'll Do

• Develop and maintain features for our Android application using Kotlin (and Java).
• Collaborate with engineers, designers, and product managers to understand requirements and deliver high-quality user experiences.
• Write clean, testable code and participate in peer code reviews.
• Help identify and fix bugs to improve application performance and stability.
• Participate in team agile processes, including daily stand-ups and sprint planning.