JACKSON NICKY PAUL JACOB

• Engineer, Manage and support Windows Server/Operating System environments, including installation, configuration, and maintenance.
• Manage, Support, and optimize virtualization/Cloud platforms (VMware, Azure, AWS,Citrix) to ensure high availability and performance.
• Oversee Mobile Device Management (MDM) strategies to secure and manage devices across the organization,implement MDM policies, ensuring compliance and security for mobile devices.
• Administer Office 365, providing user support and managing licenses and security settings
• Perform regular system monitoring, tuning, and capacity planning to maintain system health.
• Troubleshoot and resolve complex technical issues related to Windows and virtualization environments.
• Implement and manage disaster recovery strategies and backup solutions.
• Collaborate with network, storage, and security teams to ensure seamless integration of various components and software and compliance with industry standards.
• Participate in the development of automation scripts and tools to improve efficiency.(Powershell,Batch scripting)
• Vendor liaison in Data Centre (Physically in Singapore and remotely for other sites) for new hardware installs, amends, or decommissioning activities.
• Enhance Server/Platform Provisioning and Decommissioning processes using modern IaC (Infrastructure as Code)
• Participate in Infrastructure Audits, Risk remediation task force as required.
• Document and maintain technical procedures, system configurations, and change management records.
• Review system alerts, incidents, repeat issues and identify, deploy solutions as part of Problem management.
• Assisted in recruiting, hiring and training of team members.
• Established a high-performance culture within the team by setting clear expectations and providing regular feedback on individual performance contributions.
• Optimized Citrix environment, ensuring seamless product availability and customer satisfaction.

As Mobility Administrator As a Wintel Administrator For VMware Administrator

• Deploy new and updated Apps to users via Mobileiron

• Create and deploy new profiles for users

• Working on software upgrades for Mobileiron CORE, Mobileiron Sentry,

• Implementation of new mobileiron Sentry, Core, SLL Renewal

• Implementation of Public Apps such as 0365 and in house Apps

• Configuring Tunnel Rules, Creation of VPN, App connect

• Working on CentOS

• Configuration and administering Boardpac Application, upgrades, License updates via Wintel Server and Mobileiron

• Participated in complete system builds, upgrades, migrations, script deployments

,patch management, Firmware upgrades for Wintel Servers

• Administration and Troubleshooting along with Dump analysis on Wintel Servers

• Microsoft Cluster setup, Infoscale Storage foundation software

• Experience in Data center activities

• Manage the host resources \ virtual machine resource allocation (CPU, memory, hard disk, RDM Disk) and perform routine maintenance on this environment (sche- dule downtime for patches, updates & upgrades for ESX hosts)

• Created clones from existing VMs

• Building new ESX hosts and adding to Cluster

• Deployed several VMs from Templates and customized their configurations as needed

• Work with VMware Infrastructure Client in supporting our Windows environment

Used VMware vMotion to eliminate application downtime from planned server maintenance by migrating running virtual machines between hosts.

0365 Exchange Administrator Corporate Email (Email Security Appliance)

• Corporate network for over 5000 end users and executive level clients

• 0365 migrations - remedation, move data, assign licenses -2013 -2016 versions

• Office 0365/ Exchange online - Administration- User Management

• Microsoft Azure administration - adds moves, and changes

• Migrations completed - Office 365, 2013 -2016 versions

• Administration of Microsoft Office 365 workloads (Exchange Online, OneDrive for Business)

• Troubleshoot failed migration issues relating to 0365

• Provide assistance to customer in deploying and configuring Microsoft products

• Provide assistance to customer with migrations, step by step

• Maintain required support knowledge base documents

• Trouble Shoot, And Resolve On-Prem Cloud Email issues in a Hybrid Environ- ment

• Email Account Migration - On-Prem Exchange to Exchange online

• Cloud\AD\ Exchange Server Enterprise account administration (modifies and manages user accounts and group permissions)

• MS Office Suite, DirSync, AutoDiscover

• Migrations completed - Office 365 Cloud/MS TEAMS

• Support, Migrate, Troubleshoot and Install Office 365 administration

• Microsoft Active Directory, Exchange and TEAMS administration changes

Mobile Device Management Support

• Provide Blackberry UEM and Microsoft Intune Mobile Device Management (MDM) support for 1 000 Devices

• Create and deploy new profiles for users , Email, Security, Restrictions, com- pIiance,etc

• Creation of conditional policies, compliance policies, app restriction policies, te- nant administration in MS Intune

• Deploy apps in Blackberry UEM and MS Intune

• Migrating user profiles from Blackberry UEM to Microsoft Intune

• Troubleshooting end users Mobile devices in regards to MDM

• Implementation and configuration of Email Security Appliances (Cisco/Async OS) devices at Tier 2 and Tier 3 network Segments

• Configuring Outbound SMTP traffic, Relay list, License update, Inbound rules, Insert of headers

• Monitoring inbound and outbound email queue, Troubleshooting if any issues

• Remediating Vulnerabilities

• Migrating Application Generated Emails SMTP to point to new ESA appliances

• Deploy new and updated Apps to users via Mobileiron

• Create and deploy new profiles for users , Email, Security, Restrictions, com- pIiance,etc

• Working on software upgrades for Mobileiron CORE, Mobileiron Sentry,

• Implementation of new mobileiron Sentry, Core, SLL Renewal

• Implementation of Public Apps such as 0365 and in house Apps

• Configuring Tunnel Rules, Creation of VPN, App connect

• Working on CentOS

• Configuration and administering Boardpac Application, upgrades, License updates via Wintel Server and Mobileiron

As a Wintel Administrator

• Participated in complete system builds, upgrades, migrations, script deployments

,patch management, Firmware upgrades for Wintel Servers

• Administration and Troubleshooting along with Dump analysis on Wintel Servers

• Microsoft Cluster setup, Infoscale Storage foundation software

• Experience in Data center activities

• Manage the host resources \ virtual machine resource allocation (CPU, memory, hard disk, RDM Disk) and perform routine maintenance on this environment (schedule downtime for patches, updates & upgrades for ESX hosts)

• Created clones from existing VMs

• Building new ESX hosts and adding to Cluster

• Deployed several VMs from Templates and customized their configurations as- needed

• Work with VMware Infrastructure Client in supporting our Windows environment

Used VMware vMotion to eliminate application downtime from planned server maintenance by migrating running virtual machines between hosts.

As a Senior Consultant-Technical,

• Participated in complete system builds, upgrades, migrations, script deployments and patch management, Firmware upgrades

• Manage Physical, Virtual and Cloud Environment

• DevOps Operations, working with technologies and platforms including Windows, UNIX/Linux, AWS,Openstack,kubernetes, Docker across the Banking Sector.

• Experience designing and implementing container orchestration systems with Dock- er

• Responsible for third-level support for all server related issues,

• Worked on installation of monitoring tools, configuration and upgrade of H/W and S/W RAID, Configuring HP ILO, DELL IDRAC, IBM IMM

• Identified and solved any issues or errors.

• Troubleshoot application problems by diagnosing issues

• Implemented security policy and virus protection.

• Building Python / Powershell scripts for administration and monitoring

• Deployment and configuration of infra components such as MS IIS, SSH TECTIA, DFS, DNS,DHCP, Active Directory, ConnectDirect, Networking

• Developed organizational units in Active Directory (AD) and managed user security with group policies

• Diagnosing using Windbg tool and Network using netsh Trace and Network monitor

• Building, Configuring and implementing Microsoft Clustering and with ALWAYSON setup for SQL

• Prepared and maintained documentation of technologies, standards and procedures.

• Migrating from Physical to Virtual Environment, Virtual to Virtual Environment

• Work with VMware Infrastructure Client in supporting our Windows 2003, 2008, 2012 Server environment.

• Experience with Installations of Oracle, IBM MQ, Python Tools(IDEs)

• Creation and presenting Design Document (ARC).

• Monitored System Performance, Tuned and optimized systems for better performance.
• Troubleshoot application problems
• Applied patches and supported
• Network Monitoring/ Diagnosing using Network monitor tool
• Implementing NTFS and Share permission
• Maintenance and Troubleshooting of connectivity problems
• Managed User Accounts on WindowsNT (Creation, Deletion, Permissions) with Active Directory
• Creating reports/documents
• Coordination with vendors for fixing application issues

• Monitor Incident,Escalation of incidents where support is required
• Troubleshooting Access issues & Control issues.
• Citrix WebInterface Implementation and Troubleshooting
• Remote Citrix users
• Coordination with vendors for fixing application issues.
• Application deployment.
• Citrix Xenapp 5.0 and 6.0 Implementation and Troubleshooting
• Blackberry Manager
• Access Management(Creation of User accounts and Managing)
• Working with AS400 Mainframe for account related, User sessions
• Troubleshooting Lotus Notes issues (Domino)

• Configuring and maintaining Modems, ADSL Routers & Wireless Home Hubs.
• LAN & WLAN.
• Maintaining the antivirus software set up & Firewall settings in PC.
• Worked with Windows Family
• Troubleshooting Network, Computer issues related to Internet
• Troubleshoot Router/ switches network connectivity and configuration issue.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route