Total 4,480 technical support engineer job vacancies in Information Technology category in Singapore

Job Description

• To participate in the development of a large-scale web application using Microsoft .NET Framework and SQL Server.
• Understands functional requirements from stakeholders and business analysts, and perform impact analysis.
• Develop, unit testing and system integration testing of the application components.
• To support code merging, code compilation and deployment to Development, UAT and Production environments.
• Provide and update software documentation.
• Provide operational support for existing systems by investigating reported issues and resolving them.

Requirements:

• Degree in Computer Science or relevant.
• Minimum 2 years working experience in software development using .NET 4.5, C#, ASP.NET, T-SQL using SQL Server 2012 and onwards.
• Have experience in end-to-end software development life cycle.
• Knowledge in web front-end technologies such as CSS, JavaScript, JQuery, etc.
• Knowledge in code version control process and continuous integration process are required.
• Strong analytic skills and problem-solving skills are required.
• Good interpersonal skills and ability to work in a team-oriented, collaborative environment.
• Good written and verbal communication skills in English.
• Knowledge in Java and Oracle is preferred, but not required.
• Candidates with longer and relevant working experience may be given senior roles.
• Candidates with experience in technical architecting and design may be given lead roles.

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Job description:

• To support the business expansion in ASEAN, Korea and Japan.
• Drive design-ins of thyristors, MOSFETs, IGBTs, diodes, and other power semiconductor devices.
• Collaborate with sales and marketing teams to identify and pursue new business and design-in opportunities.
• Conduct product demonstrations and technical presentations to customers. Propose right devices based on customer's application requirements.
• Provide timely and quality technical support to customers on application and design-related issues.
• Monitor and keep good track record of design-in activities and ensure design-win is achieved.
• Collaborate with Application Engineer team to validate product performance and reliability in customer's applications.
• Initiate and follow up failure analysis when required. Work with internal quality and engineering teams to identify root-cause and countermeasures.
• Contributes to product roadmaps by providing feedback on customer/application requirements and market trends. Work closely with customers and internal teams to develop tailored solutions.
• Conduct technical seminars, product training, and application workshops for distributors, customers and internal teams.

Requirements:

• Diploma or Degree in Electronics/Electrical Engineering, or related field
• Minimum 2 years of experience in Electronics Industry, with good knowledge of power electronics
• Good communication skills in both English and Mandarin (for effective communication with the China team). Able to fully understand customer’s needs and requirements
• This role may require frequent traveling, including international travels

The above information on this description has been designed to indicate the general nature, and level, of the work performed by this position. It is not designed to contain, or be interpreted, as a comprehensive inventory of all duties, responsibilities and qualifications required.

Interested candidates may also apply or write in to CS Chua, EA 12C6130/ R1548619 cschua@hpspartners.com.sg. Shortlisted candidates will be contacted for a discussion.

Job Description

• Responsible for extracting, transforming and loading (ETL) of data generated in various stages of IC Design process (e.g. Physical verification stage).
• Integrate data from EDA tools (Calibre, DRV, ICV, Fusion Compiler, Innovus), design databases (netlist and layout), and workflow systems.
• Develop and optimize data workflows to facilitate data collection for analysis, machine learning and dashboard.
• Ensure data integrity, governance, and security best practices throughout all data engineering processes.
• Monitor job performance and implement automation and alerting for data operations.
• Work with on-prem data platform.
• Collaborate with data analysts and business stakeholders to gather requirements and ensure data quality and availability.

Job Requirements

• Bachelor/Master’s Degree in Electrical/Electronic Engineering or Computer Science
• With min. 3 years of relevant experience in similar industry
• Proficient in EDA tools (Calibre, DRV, Laker, ICV) and familiar with IC Design workflow for design data extraction.
• Proficient in MongoDB, Python or Perl for data processing.
• Strong data analysis, data verification and problem-solving abilities.
• Strong communication and collaboration skills, with the ability to work effectively in a fast-paced, team-oriented environment.
• Familiar with database system such as Relational Database Management System (MySQL) and Graph database (Neo4j) is a plus.

PERSOLSingapore Pte Ltd • UEN No. 200007268E • EA License No. 01C4394 •EARegistration No. R23117785 (Lok Ding Hann)
By sending us your personal data and curriculum vitae(CV), you are deemed to consent to PERSOL Singapore Pte Ltd and its affiliatesto collect, use and disclose your personal data for the purposes set out in thePrivacy Policy available at https://www.persolsingapore.com/policies. You acknowledge that you have read, understood, and agree with thePrivacy Policy.

Responsibilities:

•           Provide Level 2/3 IT network security operations support

•           Respond to incident calls and ensure the SLA to our clients is met

•           Perform changes to the network in-line with the organization’s ChangeManagement processes

•           Ensure compliance to policies, processes and standards, both internal andclients’ organization

•           Prepare network analysis reports, including findings with analysis

•           Participate in regular operations review meetings, including operationalissues, tickets review etc

•           Participate in projects/activities to support improvement initiatives

•           Conduct proper handover from the project team to operations after commissioningof projects.

•           Conduct internal training and/or knowledge transfer to team.

•           Update operations documentation (technical, CMDB, etc).

Requirements:

•           At least 5 years of experience providing network operational and administrationsupporting Cisco products (Routers / Switches/WLAN)

•           Diploma or Degree in Engineering, IT or its related field.

•           Minimum Cisco CCNP certification

•           In-depth knowledge of network routing and switching technologies and protocols

•           Knowledge of network security, load balancing and optimizationtechnologies 

•           Experience working with Cisco network, Bluecoat Proxy, F5 Load Balancer, PaloAlto/Checkpoint/Fortinet firewall and Splunk is preferred.

•           Ability to work in a multi-cultural team

•           Good communication skills both written and verbal.

•           Ability to prioritise work & multitask

•           Analytical and possess good troubleshooting skills.

•           Willing to work in extended hours and perform standby duty after office hour

Responsibilities:

• Design, develop, and maintain Java applications to meet business and technical requirements.
• Provide expertise in coding, testing, deployment, and support of enterprise applications.
• Collaborate with architects, business analysts, and project managers to ensure timely delivery of robust and secure systems.

Requirement

• Diploma or degree in Computer Science, Information Technology, or related discipline
• At least 1 to 2 years of software development experience
• Experience with Java frameworks and enterprise application development
• Experience in AWS cloud, Springboot and ReactJS is an added preference
• Experience in system analysis, troubleshooting, and performance tuning
• Familiarity with the software development lifecycle (SDLC)

Interested applicants, Please send your updated resume in Word format to hres@itcspl.com

Please indicate Job Code "Java Software Engineer - 101" on email subject

We regret that only shortlisted candidates will be notified.

Bacalso John Bryan Bedayo (Reg No. R1106648)

IT Consultancy & Services Pte Ltd

EA No: 92C5311

Please visit www.itcspl.com to learn more information about ITC

Automation Software Engineer (PLC Programming) – $4,000 to $6,000 + Bonus

Join a leading Singapore-based automation engineering company serving the semiconductor and electronics industries. Be part of a highly technical team that designs and builds advanced automated production systems for global customers.

We are seeking a skilled Automation Software Engineer with strong PLC programming expertise to develop, integrate, and support high-performance control systems from design through commissioning.

Key Responsibilities

• Follow SDLC to develop reliable, maintainable automation software based on user requirements
• Draft functional and detailed design specifications
• Analyse client requirements and define design parameters for automation solutions
• Participate in control system requirement analysis
• Design and update electrical schematics and engineering drawings
• Source electrical components and prepare BOM
• Program PLC and HMI systems (Omron, Mitsubishi, Proface)
• Perform system integration, testing, debugging, and commissioning
• Maintain technical documentation and project records
• Conduct electrical wiring, troubleshooting, and software improvements
• Provide remote and on-site customer support, including overseas assignments
• Ensure project timelines and quality standards are met

Requirements

• Diploma / Degree in Electrical, Electronics, Control, or relevant Engineering field
• 2 years of experience in automation, semiconductor, or manufacturing industry
• Strong PLC and HMI programming skills (Omron, Mitsubishi, Proface)
• Knowledge of motion control, analog, PID, and process control
• Familiar with industrial communication protocols (Modbus, EtherCAT, EIP)
• Ability to read and troubleshoot electrical schematics
• Willing to travel overseas when required

What We Offer

• Basic salary: SGD 4,000 – 6,000
• Variable bonus
• Exposure to advanced automation projects and global clients
• Career growth in a high-tech engineering environment

Working Hours: Monday to Friday, 8:30 AM – 5:30 PM

Work Location: Ang Mo Kio

Lead Technical Manager

• Working Days & Hours: Monday to Friday, 8.30am to 6pm. Willing to commit for work outside working hours, if required.
• Location: Tiong Bahru, Commonwealth, Redhill Office at Outram Road
• Salary Range: basic up to $7000; transport $750 (car) or $400 (motorbike) or by reimbursement basis; HP by reimbursement basis

Job Summary:

• The Lead Technical Manager will be responsible for managing a group of Technical Officer for security equipment installation, testing, commissioning and system programming in accordance to required standards.

Job Responsibilities:

• Oversee the whole process of service cum maintenance workflow.
• Front line contact with client representatives on all service/maintenance related issues.
• Lead a team of service team members.
• Prepare service scope and develop service plans, define resource loading, skill requirements, tracking milestones and metrics.
• Determine new, creative ways to employ teams on service deliveries and distribute responsibilities.
• Manage day-to-day client interactions and expectations for optimal results
• Continually seek and capitalize upon opportunities to increase customer satisfaction and deepen client relationships.
• Possess a knowledge base of each client's business, organization and objectives.
• Be responsible for operationally managing multiple aspects of the team.
• Must be a team player.
• Ensure smooth progress and timely delivery and completion of maintenance commitments to clients
• Perform a wide variety of technical and non-technical tasks.
• Enhance current documentation of all infrastructure components and operation processes.
• Track and identify the new opportunities to improve our methodology and training offerings.
• Build technical relationship with prospects or existing/new customers.
• Sets targets, implements guidelines, and assists with any issues the team member may have.
• Communicates effectively with clients to identify needs and evaluate alternative technical solutions and strategies.
• Handle customer complains.
• Participate in all programs and enforces all policies relating to performance evaluations and career development planning.
• All other duties as assigned by management.

Job Requirements:

• Minimum 6 years related experience
• Diploma or Degree in Electrical / Mechanical Engineering/Computer Science or its equivalents
• Experience in the Security and CCTV industry and exposure to products and operations will be an added advantage

Cheong Yeat Long | R25145358

The Supreme HR Advisory Pte Ltd | EA 14C7279

The Managed Services Cross Technology Engineer (L3/4) –System advanced engineering role, architecting level, responsible for ensuringa managed service is provided to all clients, to ensure that their ITinfrastructure and systems remain operational. This is done through proactivelymanaging, overseeing, monitoring, investigating, and resolving escalated technicalincidents and problems to ensure the restoration of these services to theclients.

The primary objective of this role is to understand, defineand implement the technical architecture and strategy for the organization'score platforms and or cloud infrastructure. They act as the deepest technicalexpert, building complex, highly resilient systems while leading the resolutionof systemic failures and setting the standard for IaC and automation bestpractices. Serves as the highest escalation point for all complex incidents orsituations. Also proactively review all client requests or tickets and applytechnical process knowledge to provide the clients with almost immediateresolution without breaching service level agreement (SLA).

The Managed Services Cross Technology Engineer (L3/4) –System focuses on forth line support for escalated incidents and requests witha high level of complexity. Ensures contracted Managed Services outcomes aredelivered to the client.

This is a strategic role focusing across various technologydomains such as (but not limited to) Cloud, Security, Networking, Applicationsand / or Collaboration.

This role may also contribute to / support on project workas and when required.

Key Responsibilities:

·       SystemStrategy and Architecture Ownership: Understand and define the technicalvision, standards, and multi-year roadmap for the organization's cloud andplatform infrastructure, ensuring highly scalable and cost-efficient designs.

·       L3/4Technical Authority: Serve as the ultimate systems expert and final escalationpoint for highly complex, cross-platform stability issues, failures, andperformance bottlenecks, leading resolution and comprehensive Root CauseAnalysis (RCA).

·       Advanced IaCDevelopment: Write, audit, and maintain mission-critical Infrastructure as Code(e.g., advanced Terraform modules) and custom platform tools (in Python/Go),driving the standardization of GitOps principles.

·       Resilience& Reliability Engineering (SRE): Architect and implement patterns for faulttolerance, automated failover, and Disaster Recovery (DR). Define and enforcehigh standards for SLOs/SLIs across all platform services.

·       Large-ScaleOrchestration: Design, optimize, and manage complex, multi-tenant Kubernetes(K8s) clusters (including networking, security, and upgrades), treating thecluster itself as the critical product.

·       Governanceand Mentorship: Dictate and enforce system engineering and security standardsacross all CI/CD pipelines and infrastructure codebases, actively mentoringother senior engineers in platform design and engineering excellence.

• Works independently, with general direction from the client, stakeholders, team lead, or senior manager, to perform operational tasks to resolve all escalated incidents/requests in a timely manner within the agreed SLA.
• Timely and consistent updates of tickets with resolution tasks performed.
• Proactively identifies, investigates, analyses issues and errors prior to or when they occur and log all such incidents in a timely manner.
• Captures all required and relevant information for immediate resolution.
• Provides forth level support to all escalated incidents, requests and identify the root cause of incidents and problems, respond to tickets where third line engineer teams were unable to fix the problem.
• Shares such knowledge, to resolve issues, document them, and push the knowledge down to other engineers.
• Communicates with other teams and clients for extending support. Acts as emergency support contact as needed, for critical client and business-impacting issues.
• Supports, tracks, and documents change implementation.
• Provides timely escalation of all tickets to management with ensuing updates, where applicable.
• Proactively identifies, contributes, implements and works with automation teams for effort optimization and automating routine tasks.
• Systematically gathers relevant information and applies technical knowledge to analyze and uses highly technical troubleshooting tools and content and analytical practices.
• Uses operational and diagnostic procedures to resolve escalated tickers in unique and complex client environments.
• Coaches L1, L2, and L3 teams offering technical expertise and pushing work down to other engineering teams.
• Performs quality audits, covering process, service experience, ticket updates, etc. as required.
• May manage and implement projects within technology domain, delivering effectively and promptly per client agreed upon requirements and timelines.
• May work on implementing and delivering disaster recovery functions and tests.
• Performs any other related task as required.

Knowledge and Attributes:

• Ability to communicate and work across different cultures and social groups.
• Ability to plan activities and projects well in advance, and takes into account possible changing circumstances.
• Ability to maintain a positive outlook at work.
• Ability to work well in a pressurized environment.
• Ability to work hard and put in longer hours when it is necessary.
• Ability to apply active listening techniques such as paraphrasing the message to confirm understanding, probing for further relevant information, and refraining from interrupting.
• Ability to place clients at the forefront of all interactions, understanding their requirements, and creating a positive client experience throughout the total client journey.
• Excellent proficiency in change management process with an ability to plan, monitor and execute changes with clear identification of risks and mitigation plans to be captured into the change record.
• Deep technical skills in relevant functions.
• Excellent client service orientation and passion for achieving or exceeding expectations.

Academic Qualifications and Certifications and tools:

• Bachelor's degree or equivalent qualification in IT/Computing (or demonstrated equivalent work experience).
• Certifications relevant to the services provided (certifications carry additional weightage on a candidate’s qualification for the role).
• Relevant certifications include (but not limited to) -
• VMware certified Professional: DATA Centre Virtualization.
• VMware Certified Specialist – Cloud Provider.
• VMware Site recovery Manager: Install, Configure, Manage.
• Microsoft Certified: Azure Architect Expert.
• AWS Certified: Solutions Architect Associate.
• Veeam Certified Engineer (VMCE).
• Rubrik Certified Systems Administrator.
• Storage HDS
• VMware VRA
• Ansible
• Opswat, Splunk, Cyberark
• Nvidia AI
• SRE, Devops, Gitlab, Automation
• Containers, etc.

The Data Center Engineer will be responsible for overseeing the daily operations of our data center facilities, ensuring optimal performance, reliability, and security. The ideal candidate will have extensive experience managing data center infrastructure, troubleshooting hardware and network issues, and implementing best practices for environmental and power management.

Key Responsibilities:

• Monitor and maintain data center physical and virtual infrastructure to ensure 99.99% uptime.

• Manage power systems, including UPS, generators, and distribution units.

• Maintain environmental controls such as cooling, humidity, fire suppression, and security systems.

• Troubleshoot and resolve hardware, network, and environmental issues promptly.

• Perform routine inspections, preventive maintenance, and upgrades of data center equipment.

• Coordinate with vendors and internal teams for repairs, upgrades, and capacity planning.

• Develop and update documentation related to data center configurations, procedures, and incident reports.

• Ensure compliance with industry standards, security protocols, and regulatory requirements.

• Assist in disaster recovery planning and implementation.

• Support and mentor junior staff members as needed.

Requirement:

• Minimum 5 years of experience in data center operations, engineering, or related fields.

• Bachelor’s degree/Diploma in Computer Science, Information Technology, Electrical Engineering, or a related field.

• Strong knowledge of data center infrastructure, including power, cooling, and environmental systems.

• Hands-on experience with server hardware, networking equipment, and data center management tools.

• Certifications such as DCCA, CCNA, CompTIA Server+, or equivalent are preferred.

• Excellent troubleshooting, problem-solving, and communication skills.

• Ability to work under pressure and handle emergency situations effectively.

• Knowledge of industry standards and best practices for data center management.

• This is a 24/7 shift-based role located in the North-East region.

• Candidates must be flexible and willing to work on weekends as part of the operational requirements.

We are looking for a skilled Network Engineer to administer and support our network infrastructure,ensuring optimal performance, reliability, and security across all sites and data centers.

Key Responsibilities

Network Infrastructure Administration

• Administer and support routers, switches, wireless access points, WLAN controllers, AAA servers, and encryptors.
• Respond to and diagnose network access and performance tickets:
• Service and close support tickets for wired and wireless client endpoints.
• Troubleshoot 802.1X authentication/authorization issues and escalate L2/L3 issues as necessary.
• Monitor network availability and respond immediately to system alerts.
• Perform root cause analysis of incidents and replace failed network components.
• Execute routine automation tasks to maintain secure configurations, backup management, and firmware upgrades.
• Manage operational activities and implement network changes.
• Track equipment lifecycle, procure replacements, and ensure timely project closure and payment.
• Manage network support agreements and telco circuit contracts, including renewals and payments.
• Support project teams in delivering IT services.

Network Communications Rooms & Data Centre Management

• Standardize and provision cabling for network access and data centers.
• Respond to alerts and resolve UPS and PDU faults.
• Work with contractors to replace faulty UPS and PDU units.
• Coordinate with Facilities Management for M&E issues (air-conditioning, electrical, fire safety) in network comms rooms.
• Escort external vendors/contractors for network-related activities.

Inventory &Documentation

• Maintain clear and concise documentation of network infrastructure, rack layouts, and cabling interconnects.
• Keep inventory up-to-date and perform periodic audits.
• Retire obsolete equipment following organizational procedures.

Qualifications & Skills

• Formal technical certification such as Cisco CCNA is preferred.
• Experience in network automation and scripting using tools like Ansible, Python,Terraform, GitLab is a plus.
• Strongcustomer service orientation with excellent communication skills.
• Self-motivated, detail-oriented, and able to work both independently and collaboratively.

Job Description:

· Design, develop, and maintain secure software applications using PowerShell scripting, C++, Flutter, Dart, and Python.

· Apply UI/UX design principles to deliver intuitive, efficient, and engaging user experiences.

· Perform code reviews, debugging, and optimization for performance and security.

· Implement and enhance endpoint security features such as malware and ransomware detection, exploit prevention, and intrusion detection.

· Collaborate with security teams to integrate secure coding practices and address vulnerabilities.

· Work closely with cross-functional teams including product managers, security analysts, and designers to ensure project alignment.

· Participate in project planning, sprint reviews, and agile development practices.

· Document technical designs, processes, and procedures for development and security compliance.

· Any other ad-hoc duties as assigned.

Requirements:

· Diploma or Degree in Cybersecurity, Computer Science, or a related field.

· Minimum 3 years of hands-on experience with scripting or coding abilities in languages such as PowerShell scripting, C++, Flutter, Dart, and/or Python. Fresh graduates with related internship experience are welcome to apply.

· Knowledge of network fundamentals, cybersecurity concepts.

· Excellent written and verbal communication skills, with the ability to present information clearly.

· Strong commitment to teamwork, demonstrating a proactive and collaborative attitude.

· Fresh graduates with strong relevant skillsets and project/internship experience are welcome to apply.

Interested and suitable candidate kindly click quick apply. Resume will be forwarded to Stepfan Soon Yit

We regret that only suitable candidate will be notified.

GEMS Recruit/EA License : 23C1459

EA Personnel No : R24120893 (Stepfan Soon Yit)

• Work on cutting-edge AI infrastructure and heterogeneous GPU system
• High-impact role shaping next-generation large-scale AI and LLM system

About Our Client

Our client is a globally recognised leader in cloud computing and AI infrastructure, operating large-scale distributed systems that power enterprise and AI workloads worldwide. The organisation is known for its strong engineering culture, innovation in AI platforms, and commitment to building next-generation computing capabilities.

Job Description

• Design and optimise AI system architecture
• Run GPU/system testing and performance benchmarking
• Troubleshoot GPU, CUDA, and system-level issues
• Build monitoring and diagnostic tools
• Optimise LLM training and inference performance
• Drive fast-paced infrastructure deployment

The Successful Applicant

• Strong experience in GPU/AI systems (NVIDIA/AMD)
• Python, C++, Linux, CUDA
• Familiar with AI frameworks (PyTorch, etc.)
• Experience in performance tuning and debugging
• Strong problem-solving and communication skills

What's on Offer

• Competitive salary + bonus
• Work on cutting-edge AI systems
• High ownership and impact
• Strong career growth in a global tech environment

Michael Page International Pte Ltd | Registration No. 199804751N 

Job Description

• Build data pipelines (ETL) to enable scalable processing of large volumes of data in AWS environment (Informatica, Pentaho)
• Organise, build and maintain data stores (e.g., RedShift, RDS) of structured and unstructured data (e.g., text, customer transactional data, work-flow/ticket/log data)
• Co-evaluate business needs and objectives
• Identify opportunities for data acquisition
• Conduct data analysis, working independently or with data analysts, and report on results
• Analyze and organize raw data
• Interpret trends and patterns
• Prepare data for prescriptive and predictive modeling
• Combine raw information from different sources
• Explore ways to enhance data quality and reliability
• Work with stakeholders to identify and solve business needs related to advanced data processing

Job Requirements

• Minimally a Degree in Computer Science, IT, or similar field
• At least 1 year experience working with SQL or as a data engineer or in a similar role.
• Proven work experience with ETL tool such as Pentaho Data Integration (KETTLE), Informatica.
• Excellent SQL knowledge and with proven experience with Data Analysis, Data Profiling and Data Processing.
• Good knowledge of working with databases such as Oracle, PostgreSQL, RedShift.
• Experience working with Tableau or similar BI tools.
• Technical expertise with data models, data mining, and segmentation techniques
• Ability to integrate data /data streams from different sources
• Great numerical and analytical skills
• Detail-oriented, with excellent organizational skills and experience

Interested candidate please click "APPLY" to begin your job search journey and submit your CV directly through the official PERSOL job application platform - GO Mobile.

This is in partnership with Employment and Employability Institute Pte Ltd (“e2i”). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to e2i’s PDPA.

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

• Reg. R23118506, Goh Li Min

Successful candidate must be comfortable with rotation shifts and weekends as and when required.

Responsibilities:

Should focus on day-2-day operations, incident, change management, and user centric troubleshooting.

Operate and continuously improve the organization’s Secure Access Service Edge (SASE)services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA),ensuring secure, reliable user connectivity and strong policy governance.

• Run day-to-day operations for ZIA (web gateway, SSL inspection, URL filtering, cloud app control, sandbox, DLP , DNS security).

• Run day-to-day operations for ZPA (App Segments, Access Policies, Connector management, posture requirements, policy troubleshooting).

• Monitor service health and user experience; proactively identify trends and recurring issues.

• HandleL2/L3 incident troubleshooting: authentication issues (SSO/SAML),PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSL inspection issues.

• Perform policy administration: create/update rules, exceptions, and change deployments following CAB/ITSM change controls.

• Maintain forwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PAC files, forwarding profiles, location configuration, traffic steering.

• Manage integrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar),ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA.

• Execute routine operational tasks: connector upgrades, certificate updates, location updates, application onboarding to ZPA, user/group updates.

• Work with vendors/TAC; drive cases to closure and implement corrective actions.

• Maintain documentation: runbooks, SOPs, troubleshooting guides, policy standards, onboarding checklists.

• Support audits and compliance: policy reviews, recertification evidence, logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist for approved URLs/domains based on business justification and security requirements.

• Manage exception lifecycle: approvals, expiry dates, periodic review/cleanup, and recertification evidence.

• Ensure isolation policies align with ZIA policies and do not create conflicting user experience (e.g., bypass vs isolate logic) Site not loading in isolation, rendering issues, broken web apps, file download/upload restrictions, clipboard/printing controls (as applicable)

Any other ad-hoc duties as assigned by supervisor.

Requirements:
Degree in IT or related discipline

Good to have:

• Strong working knowledge of ZIA (SSL inspection, URL filtering, CASB/app control, sandbox, forwarding methods).

• Strong working knowledge of ZPA (connectors, app segments, access policies, posture, authentication flows).

•Troubleshooting across endpoint + network + identity (DNS, TLS cert chains, proxy behavior, SAML/SSO, routing).

•ITSM/change management discipline (ServiceNow/JIRA), documentation habits. Strong knowledge about Zero Trust concepts

•Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) forops automation.

Interested applicants, please email your resume to Karin Chan Wei Kien

Email: karinchan@recruitexpress.com.sg

CEI Reg No: R1104584

Recruit Express Pte Ltd

UEN: 199601303W

EA Licence No: 99C4599

Job Description & Requirements

• Responsible for Windows servers, AD, DHCP, DNS and GPO implementation and maintenance.
• Responsible for insuring the day-to-day operation, reliability, and integrity of the client’s environment. This includes the installation, maintenance, and management of all system related technologies such as VMware, backup, patch management, anti-virus rollout/support/monitoring.
• Perform cloud technology administration on platforms such as AWS, Azure, Office365, etc.
• The Engineer is responsible to assist in the development of company policies and procedures to support operations, security, and integrity.
• Responsible for performing system generation, tuning, configuration, upgrades, performance management, disaster recovery, network troubleshooting, end-user support and usage reporting as required.
• This position is responsible to work with all technology team member to insure proper design of system architecture.
• Analyses existing customer system infrastructure and identify potential enhancements to sustain and improve optimization and performance.
• Perform MS Windows 2008/2012/2016 and health checks.
• Create and maintain documentation, report generation/customization.
• Provides clear oral and written communication.
• Maintains high quality customer service to customers.

Requirements

• Diploma/Degree in Computer Science Engineering in relevant discipline.
• ITIL, MCSE/MCSA certification or equivalent preferred.
• Minimum 3 years’ experience in supporting and implementing IT infrastructure.
• Strong consultancy and interpersonal skills.
• Good technical/engineering/development practice.
• Hands-on system design and/or configuration experience with Microsoft Technologies, VMware, Backup Software and Cloud Technologies.
• Experience in VMware server virtualization and administration.
• Working knowledge of Microsoft Server OS Roles and Features is required.
• Well rounded technologist willing to learn and understand networking, middleware, storage, backup/restore, automation, system and security.
• Experience planning and developing support processes and adhering to best practices
• Ability to quickly comprehend the functions and capabilities of new technologies.

Interested candidate please click "APPLY" to begin your job search journey and submit your CV directly through the official PERSOL job application platform - GO Mobile.

This is in partnership with Employment and Employability Institute Pte Ltd (“e2i”). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to e2i’s PDPA.

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

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