Dynamic IT professional with over 17 years of technical expertise in server, system, and network administration, complemented by a diverse background in implementation, operations, and support functions. Proven track record in roles such as Senior System Administrator, IT Administrator, and Technical Support Engineer, showcasing a strong aptitude for troubleshooting complex technical issues across various platforms. Proficient in a wide range of technologies including Active Directory, Microsoft Exchange, DNS, DHCP, VMware ESXi, Cisco UCM, AWS, Azure, and Microsoft 365. Expertise in analyzing information system needs and custom designing solutions that effectively meet end-user requirements while enhancing operational efficiency.
Overview
18
18
years of professional experience
1
1
Certification
3
3
Languages
Work History
Senior System Administrator
The Digital Group Infotech Inc.
07.2025 - Current
Collaborated with cross-functional teams to design and deploy customized IT solutions, meeting specific organizational needs.
Completed reports detailing network and systems performance, and downtime issues.
Reduced downtime with proactive system monitoring and timely issue resolution.
Resolved issues and escalated problems with knowledgeable support, and quality service.
Improved end-user satisfaction by providing responsive technical support and addressing concerns efficiently.
Enhanced network performance by optimizing system configurations and implementing regular updates.
Implemented continuous improvement initiatives that led to more efficient workflow processes within the IT department.
Managed vendor relationships for procurement of hardware and software, negotiating favorable terms and cost savings.
Standardized server configurations for streamlined management across multiple locations.
Developed comprehensive documentation for IT systems and procedures, enabling efficient knowledge transfer among team members.
Designed scalable infrastructure to support organizational growth while minimizing costs and maintaining performance standards.
Maximized resource utilization by consolidating servers using virtualization technologies such as VMware or HyperV.
Coordinated system migrations with minimal disruption to business operations through careful planning and execution.
Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
Provisioned new software and hardware for use, following established security policies.
Diagnosed and resolved hardware and software issues.
Planned and implemented upgrades to system hardware and software.
Researched and recommended new technologies and strategies for improving system performance.
Diagnosed and executed resolution for network and server issues.
Installed and configured network printers and other peripheral devices.
System Administrator
The Digital Group Infotech Inc.
07.2023 - 06.2025
System Design and Architecture: Collaborate with stakeholders to understand business requirements. Design and plan the architecture of IT systems to meet organizational needs. Evaluate and recommend hardware and software solutions.
System Installation and Configuration: Install and configure operating systems, servers, and software applications. Ensure proper integration and compatibility of different system components.
Server Management: Manage and maintain server environments, both physical and virtual. Monitor server performance, troubleshoot issues, and optimize resource utilization.
Security: Implement security measures to safeguard systems and data. Stay updated on security threats and vulnerabilities.
System Maintenance and Upgrades: Perform routine system maintenance tasks, including software updates, and patches. Plan and execute system upgrades and migrations. Ensure minimal downtime during maintenance activities.
Documentation: Create and maintain detailed documentation of system configurations, processes, and procedures. Provide documentation for troubleshooting.
Collaboration and Communication: Collaborate with other IT professionals, such as developers, and network administrators. Communicate effectively with end users to understand and address their needs.
Monitoring and Troubleshooting: Implement monitoring tools to track system performance and detect issues. Diagnose and troubleshoot hardware, software, and network problems. Respond promptly to system alerts and emergencies.
Capacity Planning: Monitor system resource usage, and plan for capacity upgrades as needed. Forecast future system requirements based on business growth.
Collaborate with Network Teams: Work closely with Network teams, such as network port activation, VPN configuration, to ensure seamless integration and operation of systems.
Reduced downtime by proactively identifying and resolving potential issues through thorough system monitoring.
Established effective communication channels between IT support staff and end-users, leading to improved issue resolution times overall.
Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
Diagnosed and resolved hardware and software issues.
System Engineer
The Digital Group Infotech Inc.
04.2022 - 06.2023
System Design and Architecture: Collaborate with stakeholders to understand business requirements. Design and plan the architecture of IT systems to meet organizational needs. Evaluate and recommend hardware and software solutions.
System Installation and Configuration: Install and configure operating systems, servers, and software applications. Ensure proper integration and compatibility of different system components.
Server Management: Manage and maintain server environments, both physical and virtual. Monitor server performance, troubleshoot issues, and optimize resource utilization.
Security: Implement security measures to safeguard systems and data. Stay updated on security threats and vulnerabilities.
System Maintenance and Upgrades: Perform routine system maintenance tasks, including software updates, and patches. Plan and execute system upgrades and migrations. Ensure minimal downtime during maintenance activities.
Documentation: Create and maintain detailed documentation of system configurations, processes, and procedures. Provide documentation for troubleshooting.
Collaboration and Communication: Collaborate with other IT professionals, such as developers, and network administrators. Communicate effectively with end users to understand and address their needs.
Monitoring and Troubleshooting: Implement monitoring tools to track system performance and detect issues. Diagnose and troubleshoot hardware, software, and network problems. Respond promptly to system alerts and emergencies.
Capacity Planning: Monitor system resource usage, and plan for capacity upgrades as needed. Forecast future system requirements based on business growth.
Collaborate with Network Teams: Work closely with Network teams, such as network port activation, VPN configuration, to ensure seamless integration and operation of systems.
Administrator – ICT
Century Financial Consultancy LLC
05.2019 - 01.2022
Managing and Maintaining Microsoft Windows Server 2019, 2016, 2012 R2, and 2008 R2.
Manage the virtual and physical server product line of Cisco, HP, Dell, and Lenovo with Windows Server.
Installing, configuring, and managing Active Directory, DHCP, and DNS services.
Microsoft Exchange Server 2016 and 2010 installation, EAC, and EMS management.
VLANs and trunk configuration for working teams, servers, printers, networks, and security devices.
Administering the AD accounts, organizational units, group policies, file resources, and storage pools.
LAN routing and switching design, configuration, and troubleshooting.
Support for the SAP Business One HANA ICT module, handling PR, LPO, invoicing, and IT helpdesk ticket management.
Cisco Firepower Security 2110: Administering Policies, Managing Interfaces, and Zones.
DNS server role management includes creating DNS records: AAA, CNAME, MX, and NS.
VMware ESXi and vCenter Server Appliance for managing virtual server infrastructure.
Establish and manage a site-to-site AnyConnect VPN tunnel between the HO and the branch office for resource sharing.
Administering Office 365 cloud, including Azure AD, Stream, Teams, Exchange Online, SharePoint, and more.
Cisco UCM (Call Manager) base configuration for Cisco IP Phones and Profiles.
Cisco ESA (Email Security Appliance) management for inbound and outbound mail traffic and policies.
NVR and CCTV management for recording, storage, and troubleshooting.
Managing security for endpoints and servers using the Sophos Intercept X platform and Heimdal Security from a centralized portal and policy implementation.
Cisco Meraki Access Point installation, configuration, and management.
Cisco WebEx basic configuration and management, integration of Zoom with WebEx.
Cisco Jabber collaboration software provisioning for clients through the CUCM server.
Administering Barco Systems, Cisco Meraki, Xtend voice logger, Bio Star TA machines, and Samsung Reach application for centralized management.
Managing FTP Services.
FTP: Managed file transfers using FTP and FTPS protocols, and ensured data integrity.
IT Administrator
Century Financial Brokers LLC
05.2015 - 04.2019
Exchange Server installation, configuring user mailboxes, groups, and managing databases.
Active Directory management for forest and domain, user and group objects, FSMO, and schema.
Installation, configuration, and troubleshooting of the Windows OS family, Windows Enterprise Server 2008, and Win Server 2003.
Verint Audio Log Server management with call records, archiving, and retention.
Managing BlackBerry Enterprise Mobility Server 10 to moderate and administer mobile devices.
Kaspersky Security Center 10 installation, configuration, and management.
Backup and Restore a Database in CRM and SQL Server.
IT hardware maintenance, operating system, and business applications rolling upgrades.
Monitoring and maintaining computer systems and networks.
Remote support to staff and corporate clients to resolve IT queries with a minimum turnaround time and ticket prioritization as per severity.
Providing support, including procedural documentation and relevant reports.
Provisioning systems for new staff, setting up profiles, and managing AD accounts.
Actively supported five business-critical servers, a fleet of over 150 systems, and 20 printers.
Managing enterprise networks, patch management for servers, storage allocations, and file server administration.
Installation and configuration of standard and business software, like the MS Office suite, Market Maker, Meta Trader, NF Trading, Odin Plaza, DGCX Platform, VB, .Net, Java, and Adobe Suite.
User account management, creating AD accounts, and performing the IT clearance process for staff.
Monitoring the performance of existing IT infrastructure, and planning for future upgrades.
IT Support Engineer
Green Edge Computers LLC
03.2012 - 04.2015
Deploying the Microsoft Hyper-V Server 2012 R2 platform and virtualization setup.
Avaya IP Telephone System, Avaya conference phone, and Avaya IP Office implementation, installation, and configuration.
Cisco IP Telephony System Installation and Management.
Installation and configuration of CCTV, access control, time attendance, and door phone systems.
System administration tasks, like network configuration, installation of patches, user administration, storage space administration, and printer administration.
Installation, configuration, and troubleshooting of Windows OS family, Exchange Server, 2012 Server, 2008 Server, 2003 Server, and 2000 Advanced Server.
Installation and configuration of all kinds of software.
Installation and support of Intel and AMD-based PCs, laptops, servers, and peripheral devices.
Service and repaired motherboards, printers, monitors, desktops, and laptops.
Configuration and backup of Microsoft Outlook, Outlook Express, and Lotus Notes.
Installation of TCP/IP software on the clients, and linking PC clients with servers using TCP/IP. Disk partitioning / space allocation.
Designing and planning LAN cabling, device management, and configuration.
Consulting support for on-site hardware expansion and upgrades.