Prem Jayachanthran

Experience

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  HCL Infosystems Ltd

  Nov 2012 - Jun 2018

  Senior Systems Engineer

  Senior Systems Engineer;Singapore Customs and National Population & Talent Division under Prime MinisterOffice (CAT 1 cleared)• 24/7 standby support in SG Customs and National Population & Talent Division• Administration and troubleshooting of Windows Servers• Administration and basic troubleshooting of Unix Servers• Administration and basic troubleshooting of FTP Servers• Project management for any new implementations• Support installation, maintenance, and acquisition of servers• Support in performance management, security and monitoring of servers• Asset/Inventory/Vendor Management• Knowledge in hardening & securing of Wintel systems, Monthly Windows patching• Advanced level of administration of Windows server with Active Directory, DNS & DHCP• Understanding of RAID, pros and cons of various RAID levels and decision making on the same in a given situation• Working experience with various storages (eg: EMC data domain)• Working knowledge of various backup technologies (Symantec NetBackup, Commvault, EMC Networker, NetVeritas)• Day to day user support via File System management, Account and permission management, Lotus Notes user creation, In house applications user id creations, Wireless access configuration on DHCP/Radius Servers• Experience and knowledge with installing, implementing and managing new VMware machines on ESX 4.0 hosts• Planning, executing and management of Server Migration Project for W2k and W2k3 to W2k8• Using ITIL processes to leverage on raising and closing service requests and incidents• Working knowledge of Service Desk / Ticketing systems Show less

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  NEC Asia Pacific Pte Ltd

  Jun 2018 - Mar 2021

  Senior Systems Engineer - Operations and Project Management

  • Work & plan with solution architect and BAU of respective agencies for all NSSR under AFM contracts • Work within a team environment to ensure daily availability of WINTEL servers with significant business or IT impact, handling all Windows Server OS installations, administrations, incidents, Root Cause Analysis, security, performance, and standards compliance issues• Implementation of Windows based infrastructure based on business requirements• Ongoing maintenance, security, and availability of Windows based infrastructure based on business requirements• Troubleshoot and resolve Windows OS related incidents and problems• Perform Root Cause Analysis (RCA) for OS related service problems as part of problem management• Liaise with support vendors for maintenance, support or issues resolution• Support Windows Server based systems, system software, clustering software and system management agents• Assist in analyzing historical usage for tracking and trending by CPU, memory, I/O and storage• Implement capacity improvement plan• Assist in developing and maintaining the Technical Disaster Recovery Plan• Execute Technical Disaster Recovery plan during DR and DR drill• Provide technical support during disaster • Review event logs on a regular basis based on business requirements• Manage the server OS patching procedure and security hardening• Evaluate and review patches, before and after installation• Perform backup and restore of systems based on business requirement• Capacity planning to cater to future growth for customer’s servers• Writing/updating technical design, build and process documentations Show less

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  GovTech Singapore

  Mar 2021 - Jun 2022

  Technical Services Consultant (Application Infra) - Service Delivery and Operations Management

  • Core functionalities is in managing team, vendors, stakeholders, procurement, contract, day to day operations and project management• Involved in supporting new and existing applications systems by reviewing, supporting, and endorsing infrastructure architecture, resource planning, performance and system hosting environment, focusing on Hardware infrastructure, Operating Systems, Virtualization and storage and backup for both on-premises infrastructure and cloud platforms• Lead and support in the development of application infrastructure reference architecture, system integration and infrastructure performance management practices• Point-of-Contact of Infrastructure team for new application system initiatives and to support/assist in application infrastructure reference architecture design, system integration and acceptance, and infrastructure performance testing• Manages both on premise and cloud infrastructure services to support application systems environments by working with Applications Service Consultant at agencies• Understands systems operations environment and drive Architecture Review and Company's process to ensure smooth and sustainable operations (including resiliency requirements)• Find opportunities to optimize delivery, and achieve standardization of application infrastructure services across agencies to reduce operating expenses• Drive, supervise and lead all aspects of application infrastructure services, operations, and projects to deliver and maintain projects are within time, scope and cost with necessary resources assigned for smooth operations• Plan and establish project schedules, quality plans, budgets, communication, risk management and procurement plans• Manage contracts and a team of approximately 30 engineers/contractors• Build long term customer relationship with IT companies that’s contracted and engaged with MOM• Part of MOM’s Change Advisory Board (CAB) to verify, validate and approve all change requests in IT dept Show less

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  SMRT Corporation Ltd

  Jul 2022 - now

  Systems Ops Manager

  Reporting to Head of Infra.Responsible for delivery/maintenance and running of entire IT Operations/Infrastructure.Key scope comprise of to maintain IT systems up and running all the time, to provide user support to all users, to maintain and support all external application, support, and manage any new IT initiatives for SMRT until delivery. Does Project management/Co-ordination and Audit remediation support.Core Responsibilities:• Ensure adoption, implementation and compliance with all relevant Information security and regulatory frameworks and policies, standards process.• Ensure appropriate disaster recovery plans are in place and regularly tested for all in-scope Intranational branches.• Evaluate the IT systems against business needs, both present and future, and recommend cost effective viable solutions.• Develop plans for migration of technologies to support necessary future directions.• In coordination with the Head Office IT & Group Security teams, manage and deliver the regulatory, audit, governance, and risk related initiatives and timely clear all external and internal audit findings.• Regularly monitor and report the KPIs and Dashboard of IT Services to ensure alignment with SLAs, and ensure IT and information security control effectiveness• Carry out all daily processes and IT related operational tasks as per the schedule approved by the system manual/ HO ITD and maintain necessary log of these processes. Record any process failure thru Service Portal and escalate to HO ITD for resolution. Report all incidents to Head of IT• Ensure high availability of systems and networks as per the agreed SLAs with vendors, escalate and resolve all IT related issues.• Install, maintain and support various IT Systems and components like Operating Systems, Local Area Networks, Communications protocols, Active Directory, Antivirus as per the group baseline and ensure it’s up to date. Show less