Jackson Tan

Experience

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  Hewlett Packard Enterprise

  Jan 2008 - Dec 2009

  Technical Support Engineer

  In this role, I operated more independently, adhering to standard protocols while addressing customer issues. I exercised moderate judgment to complement the established processes.My primary responsibilities included efficiently resolving moderate technical problems related to both hardware and software. I handled incoming customer inquiries and used proactive notification systems.Customers relied on me to address a range of service, product, technical, and customer-related questions. I provided information on features, specifications, and repairs for current and discontinued products, parts, and options, considering customer entitlements, such as warranties through the enterprise.Additionally, I proactively assisted customers to prevent or minimize recurring problems and actively participated in projects focused on process and quality improvement. Show less

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  Leong Chuan Marine Pte Ltd

  Jan 2009 - Aug 2015

  Human Resources Executive

  I managed day-to-day HR operations, including new employee onboarding, claims, insurance, payroll, HR policy updates, and employee handbook maintenance. Additionally, I was responsible for preparing Letters of Appointment, Confirmation letters, and Work pass applications, ensuring compliance and efficiency.Overseeing HR systems, I focused on data migration, accurate reporting, and promptly addressing employee inquiries, fostering transparency and satisfaction.I actively participated in Talent Management and Development activities, facilitating growth opportunities for employees. Additionally, I contributed to HR communications and welfare initiatives to promote engagement and well-being.I played a pivotal role in improving HR processes by identifying areas for enhancement and implementing strategies for increased efficiency and organizational growth. Show less

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  Cyclect Electrical Engineering

  Sept 2015 - Jun 2017

  Information Technology Administrator

  I was responsible for administering various system components to meet performance and usage requirements. Additionally, I assisted in testing and implementing new systems, including Enterprise Resource Planning (ERP) software, and piloting tools like migrating to IP CCTV.Some of my key responsibilities included conducting system backups, optimization, and initiating recovery procedures, as well as troubleshooting routine issues. I also conducted technical research to identify potential software and hardware upgrades, maintaining documentation of all modifications and developments made to the systems.In capacity planning and reporting, I gathered performance and data usage statistics. My role involved implementing systems security and integrity controls using Fortigate, and I worked closely with relevant parties to prioritize installations and prevent service disruptions.In terms of documentation, I diligently maintained records of system optimization activities and technical details, such as systems structures, requirements, process flows, operating procedures, and management guidelines.Monitoring the integrity of systems was essential to ensure their availability to users in a secure and controlled manner. I also performed various maintenance tasks, including installation, setup, and configuration of systems, and conducted ongoing optimizations through updates and upgrades.Additionally, I took charge of resolving hardware and software faults, ensuring smooth operation. Regularly, I generated weekly and ad hoc reports to communicate system performance and progress to relevant stakeholders. Show less

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  NEC Asia Pacific Pte Ltd

  Jul 2017 - Nov 2021

  System Engineer

  I played a pivotal role in the design, implementation, and maintenance of a diverse range of IT systems, ensuring their seamless and efficient operation. By overseeing the installation and management of Windows Clustering and Windows Active Directory, I provided a robust foundation for the organization's network infrastructure, which significantly contributed to the company's overall success.A primary responsibility in my role involved delivering comprehensive support for services running on Microsoft Windows Server operating systems. This encompassed managing critical components such as the Dynamic Host Configuration Protocol (DHCP) for automatic IP address assignment, the Domain Name System (DNS) for domain name-to-IP address translation, Active Directory (AD) for centralized user management, and the Certificate Authority (CA) for the issuance of digital certificates. Leveraging my expertise in these areas, I efficiently resolved issues, minimizing downtime, and ensuring high levels of user satisfaction.Meeting operational level agreements (OLAs) and service level agreements (SLAs) was a key aspect of my responsibilities. My unwavering commitment to delivering timely and efficient solutions ensured that the IT systems aligned seamlessly with the organization's business needs and objectives. This dedication to meeting SLAs played a vital role in maintaining a reliable and stable IT infrastructure, ultimately enhancing the overall efficiency of the organization.Recognizing the significance of maintaining exceptional quality standards, I proactively created and implemented control features to monitor and measure system performance. Regularly assessing system metrics and performance indicators allowed me to identify areas for improvement and implement necessary adjustments, ultimately enhancing system efficiency and reliability. Show less

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  Socomec Group

  Oct 2021 - Jun 2022

  IT Support Technician

  My role involved installing and configuring various software applications and computer systems, ensuring they functioned optimally to support the organization's operations. Additionally, I was adept at troubleshooting and promptly resolving any software or hardware issues that arose, minimizing downtime and maximizing productivity for colleagues and clients.One of my core responsibilities was providing technical support to the entire organization. I successfully assisted colleagues and clients by guiding them through step-by-step processes to resolve their technical problems effectively.I diligently maintained detailed procedures and reports, ensuring that all technical support activities were well-documented and accessible for future reference. This approach facilitated seamless collaboration and knowledge sharing within the team.Installed and configured software and computer systems, ensuring seamless functionality.Diagnosed and resolved software and hardware issues promptly, minimizing downtime.Provided step-by-step guidance to colleagues and clients, effectively resolving their technical problems.Maintained comprehensive procedures and reports, delivering technical support to the entire organization.Analyzed records and logs, identifying trends and potential issues to proactively address them.Played an integral role in implementing new solutions and applications.Managed user accounts, offering assistance with password or login issues.Conducted rigorous testing and evaluation of new technologies, contributing to informed business decisions.Actively participated in business-wide meetings, providing valuable insights into technical requirements. Show less

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  UOB Kay Hian

  Jun 2022 - Oct 2022

  Information Technology Officer

  I had the privilege of working in a dynamic and fast-paced environment that allowed me to showcase my technical expertise and problem-solving skills. My primary responsibility was to ensure the smooth and efficient functioning of the company's IT infrastructure.One of my key roles was server administration, where I managed servers running on different platforms, including Windows, Linux, and Sun Solaris. This involved monitoring their performance, applying updates, patches, and configuration changes to keep them up to date and secure.Additionally, I was responsible for analyzing system logs, which helped me proactively identify and address any potential issues before they could escalate into major problems. This proactive approach significantly contributed to the overall stability and reliability of the IT systems.Conducted server administration tasks on Windows, Linux, and Sun Solaris platforms.Analyzed system logs to identify and resolve issues proactively.Installed and configured new hardware and software to enhance system capabilities.Applied operating system updates, patches, and configuration changes to ensure security and performance.Managed user administration tasks, including adding, removing, and updating user accounts.Implemented system security measures and performed system hardening to protect against vulnerabilities.Troubleshot and resolved reported system issues promptly.Optimized system performance through tuning of CPU, Memory, I/O, disk space, and other resources.Conducted database administration tasks for MY SQL, MS SQL, and Oracle databases.Implemented database mirroring/replication, backups, and restoration processes.Managed recovery models and executed database shrink operations when needed.Performed database index management and patching to improve database efficiency.Utilized server virtualization using Hyper-V technology.Demonstrated expertise in IBM Lotus Notes. Show less

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  IBM

  Oct 2022 - now

  As the technical support lead for the Strategic Budget Monitoring system solution, my responsibilities encompass a wide range of critical tasks across multiple environments and technologies. Key responsibilities and the technologies involved:Maintenance Operations:Assess, plan, and execute maintenance activities during the Operation and Support phasePerform security vulnerability patching across Development, Quality Assurance, and Production environmentsConduct product upgrades as neededManage certificate and password changes across various environmentsIncident Management:Investigate root causes of incidents related to infrastructure, operating systems, and networking componentsCollaborate with Authority Infrastructure and other teams to resolve application and interface issuesTechnology Stack:Enterprise Application Integration (EAI) solutionsEnterprise File Transfer and Managed File Transfer (MFT) systemsFile Transfer Protocol (FTP) implementationsMiddleware Management:IBM Planning Analytics suite, including:IBM Planning Analytics WorkspaceIBM Planning Analytics Local (integration with IBM Cognos software)IBM TM1IBM Planning Analytics Spreadsheet Services (TM1 Web)Docker Swarm orchestration engine (Mirantis container)Architecture and Components:TM1 Web/application 3-tier architecture (web client, web server, data)IBM TM1 ArchitectIBM TM1 PerspectivesIBM TM1 APIsIBM TM1 Performance ModelerIBM Cognos Insight Show less In this role, I act as a gatekeeper for various systems that support both our company and our clients. My main responsibilities include providing high-value IT services and leveraging our leading-edge technology portfolio within our global network. The work I do directly impacts the day-to-day productivity of our business by ensuring the integrity and accessibility of our most crucial resource: data.My key roles and responsibilities as an Infrastructure Specialist - System Administration (Hybrid Cloud) at IBM involve setting up, configuring, and administering webMethods product suite in on-prem environments. I also handle the setup, configuration, and administration of webMethods Integration Server in clustered mode. Additionally, I have experience in configuring and managing FTP servers in on-prem environments, as well as expertise in certificate configurations, log analysis, and report generation.Furthermore, I possess a strong understanding of network systems, protocols, operating systems, and firewall concepts. My proficiency in Windows/UNIX/Linux commands and shell scripting allows me to handle deployments between Production and Non-Production servers effectively. Show less

  • Infrastructure Specialist-Technical Support Engineer (Strategic Budget Monitoring System Solution)

    Mar 2024 - now

  • Infrastructure Specialist-System Administration (Hybrid Cloud) (MAG3)

    Oct 2022 - now