Roland N.

Experience

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  COMIUM LIBERIA

  Jan 2005 - Jan 2009

  IT Supervisor

  support Comium’s computing services, Cisco Switches, routers and ensuring the operations and maintenance of all computing equipments. Responsible for technical documentations, researching and training other support center staff members. Monitor the day to day activities on the Windows 2003 Servers Active Directory, perform Domain and folder level security, perform backup task of all Comium Servers. Create domain user account for new users, reset user password, maintenance of the patch panel, and the switches in Comium building. Installed, configured troubleshoot Exchange Server 2003. I have been working with Navini's Mobile WiMAX Solution, Configuring Base Stations and performing basic functions like, Local and remote real-time fault and diagnostic monitoring, Alarm and performance monitoring and reporting, Extensive diagnostics, Support for user auto-provisioning. Remote deployment of software loads to network elements, Over-the-air Modem software upgrades, Bulk Base Transmission Station software upgrades.I can also configure and deploy TrangoBroad Band wireless radio, which can be use for linking sites, with internet connection and for data transfer. And with practical knowledge in configuring Cisco Switches and Routers. I also serve as support for PABX Panasonic Systems, for our customers.working with microwave devices to link sites. Voir moins

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  United Nations Mission In Liberia

  Jan 2009 - Jan 2012

  IT Assistant

  Responsibilities: • Basic users supporting, configuring Lotus note client version for clients use.• Ghosting of computers, knowledge with Norton ghost software and configuring Network printers for offices. • Troubleshoot and solve Network related problems, perform Help Desk related task for clients using the network, With Knowledge in programming VHF Motorola handset, • Basic first level troubleshooting on sector Vsat, Network switches, routers and other network related devices. • Provide technical assistance in desktop administration and support.• Perform second level desktop troubleshooting in conjunction with the engineers. • Troubleshoot application software installations and configurations, electronic mail, internet and network related problems. • Provide support for deployed computers hardware and application systems according to UN standards. • Troubleshoot network switches, routers and other devices to ensure limited downtime, ensure peak performance of LAN and WAN. • Activation of 802.1x security protocol on the CISCO catalyst switches and Network cards.• Provide training to end users and provide first level support and implement solutions for problems that can be resolved online or remote connection through system management server (SMS). Linking other site with Aprisa 4RF wireless radio. Voir moins

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  UNICEF

  Jan 2012 - Jan 2015

  Information Technology Aissistant-Services

  Responsibilities: • Provide basic customer support and troubleshooting via Help Desk. • Follow up on open calls and update customers at least every 24 hour. • Enhance all communication between ITO and customers are clear to improve satisfaction and understanding. • All communications to users are written in a common business language and technical words and explained to ensure user understandings. • Restore normal service operation with minimum disruption to the business and ensure incident detection.• Ensure that all users are granted with proper access to local resources within 1-3 hours and email/add resources within 24-72 hours.• Ensure that acknowledgements are sent with in 1 hour and desk-side support is provided with in the 1-3 hours.• Conduct special training events for IT focal points to enhance their knowledge. • Implement and monitor all major rollouts to ensure users security and access to theChanges/new systems. • Administer Windows and VMWare based systems and servers, including changes, break fix, tuning and optimization, builds and security hardening, etc. • Virtualization infrastructure systems management and administration• Manage Active Directory Services, Resetting user’s password. Managing DHCP and DNS Servers.• Setting up Local Area Network and Network Printers.• Imaging of PC using unicef standard image, Installing Operating Systems and other applications on PC.• Managing and Monitoring the Network, Managing all network drivers maintaining all equipment (Switches and Patch Panel).• Implementing Security policy (Folder level security)• Managing Exchange 2003 Server, Troubleshooting Exchange Server. Setting up mailboxes for users.• Responsible for security equipment, including mission control firewall and configuring VPN users for remote connectivity • Configure veeam Backup and restore system.• Managing Cisco Call Manager system, with more than 100 users actively on the system Voir moins

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  Global Bank Liberia Ltd

  Jan 2015 - Jan 2016

  Information Technology Officer

  • Diagnoses and resolves complex local area network issues • Establishes networking environment by designing system configuration; directing system installation; defining, documenting, and enforcing system standards• Installing and configuring computer hardware, software, systems, networks, printers, and scanners• Planning and undertaking scheduled maintenance upgrades• Talking to clients and computer users to determine the nature of problems• Responding to breakdowns• Investigating diagnosing and solving computer software and hardware faults• Repairing equipment and replacing parts• Supervising junior engineering and technical staff• Obtaining replacement or specialist components, fixtures, or fittings• Secures network system by establishing and enforcing policies; defining and monitoring access. Maintaining records of software licenses• Managing stocks of equipment, consumables, and other supplies.• Supporting Global Bank core banking application T24• Knowledge with Red Hat Linux backend interface Voir moins

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  Trigyn Technologies

  Jan 2016 - Jan 2018

  User Support Trainer

  •Troubleshoot network switches, routers, and other devices to ensure limited downtime and peak LAN and WAN performance. •Provide end-user training, provide first-level support, and implement solutions for problems online or remote connection through system management server (SMS) — Linkingmsite with Aprisa 4RF wireless radio.•Troubleshoot and solve Network related problems, perform Help Desk related tasks for clients using the Network; with Knowledge in programming VHF Motorola handset, •Basic first-level troubleshooting on sector Vsat, Network switches, routers, and other network-related devices. •Provide technical assistance in desktop administration and support.•Perform second-level desktop troubleshooting in conjunction with the engineers. •Troubleshoot application software installations and configurations, electronic mail, the internet, and network-related problems. •Provide support for deployed computer hardware and application systems according to U.N. standards. Primary users supporting and configuring emails client. Voir moins

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  MONUSCO

  Jan 2018 - Jan 2023

  IT Assistant (Server Management)

  •Installs, configures, tests, and deploys server systems hardware and software, including Local Area Network infrastructure, Operating Systems (Unix, Linux, Mac OS), Electronic mail, Citrix, Database systems, Web Development Software, Firewall systems, Network Services Server systems (DNS, DHCP, NFS, CIFS/SMB, mail relay, and various security software. •Well-versed in managing Active Directory and its services, i.e., user registration, OU Change, object maintenance, modification, and managing account user control (AUC), group permissions, and group policies.•Deployment, configuration, and administration on windows 2012/2016/2019 servers (HP Blades, HP DL 300) and HPE Simplivity servers•Basic administration of storage systems for Dell EMC Data Domain on request.•Managing Mission MS team's channels and its ownership•Good knowledge of cloud (Azure) applications like O365 administration, Share Point Online, Azure VM, VNet, Storage•Provides the administration, operation, technical support, and monitoring of server systems; involves troubleshooting server systems.•Works with other Units within the Service to maintain optimal 24/7 operations for the server systems operations•Provides input to identify the need for new or re-engineering existing systems.•Responds to requests from user offices and assists in deploying/configuring systems to conform to infrastructure standards; implements Disaster Recovery/Business Continuity (DR/BC) and backup services following standard procedures. •Responsible for the O365 mailing system to manage user accounts, SSPR, MFASETUP, and Distribution Lists.•Participates in security incident response activities; assists in implementing, operating, and maintaining security controls; performs regular vulnerability assessments of production systems to identify weaknesses and determine the need for updating systems with fixes and patches.•Assists with the drafting of documentation and reports.•Performs other related duties as required. Voir moins

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  INTERPOL

  Jan 2023 - now

  Systems Network Operations Center