Frederick Kotze
Specialist - Network And Voice
Boksburg
Summary
Network engineering professional with proven ability to enhance system performance and ensure network reliability. Known for effective problem-solving strategies and proactive system maintenance. Emphasizes team collaboration and adaptability to meet evolving technical needs, leveraging deep knowledge in network architecture and security protocols.
Overview
2
2
Languages
1
1
Certification
23
23
years of professional experience
Work History
Network Engineer
Old Mutual Insure
02.2014 - Current
- Managing and monitoring network
- Managing and supporting Mobility devices
- Ensuring Bluecoat packet shapers are maintained from a QoS point of view
- Monitoring Solarwinds link performance and devices
- Implementation of network services (dhcp, dns).
- Troubleshooting and repairing failed systems.
- Installation and maintenance of new systems in compliance with global standards.
- Upgrading of legacy systems to latest accepted releases.
- Delivered telephony support to resolve issues and maintain communication systems.
- Coordinated logistics for branch moves and relocations, ensuring minimal disruption.
- Executed upgrades for branch links to improve connectivity and performance.
- Implemented fax-to-email solutions to streamline document processing.
- Maintained service level agreements according to company policy.
- Supported remote access for users, enabling secure connections to the network.
- Mobility support
- Polycom Video conferencing support
- Provided support for mobile devices, ensuring their connectivity and functionality.
- Telephony support
- Avaya, Nice voice recording server implementation
- Liaising with telecommunications companies to test and repair faulty links.
- Upgrading and installing circuits.
- Sintrex alarm monitoring, implementation and management
- Performance Vision implementation and management
- Migrated data from redundant file server to new server, ensuring continuity and reliability.
- Branch link upgrades
- Fax to email implementation
- I have been using Veritas Backup Exec to do backups and restores on server information as per global standards while maintaining the standard archive period.
- Implemented network monitoring software to oversee network infrastructure and critical applications.
- Installed and migrated information from redundant File server to new server.
- Recording asset changes and managing new asset allocations.
- Maintaining asset lifetime schedules at all responsible sites.
- Restructured our organisational unit for additional security and to ensure it’s in scope with global targets.
- Being part of our yearly Disaster recovery testing failing over to our secondary datacentre and test applications with failback.
- Restructured our organisational unit for additional security and to ensure it’s in scope with global targets.
- Microsoft Teams telephony management for back office systems with Callcabinet recording for call retrieval.
- Being part of our yearly Disaster recovery testing failing over to our secondary datacentre and test applications with failback.
Network Administrator
Sanofi Aventis
04.2007 - 10.2013
- Operating system experience: Windows XP, 7, server 2003, server 2008, vmware
- Managing and maintaining Service level agreements
- Successfully maintained service level agreements as per company policy.
- Provided remote access support to ensure user connectivity and system functionality.
- Create, support and troubleshoot user accounts and connectivity.
- Ensuring functionality of remote access to mobile clients.
- Performed maintenance on Dell servers to ensure optimal performance and reliability.
- Installation and maintenance of new systems in compliance with global standards.
- Upgrading of legacy systems to latest accepted releases.
- Implementation of network services (dhcp, dns).
- Troubleshooting and repairing failed systems.
- Installed new Active Directory server, replacing redundant server to enhance network efficiency.
- Migrated information from redundant file server to new server, streamlining data access and management.
- I have been using Veritas Backup Exec to do backups and restores on server information as per global standards while maintaining the standard archive period.
- Provided IT support to all staff in accordance with service level agreements.
- Implemented Symantec 11 client as new standard and installed a global update provider (GUP) server to minimize bandwidth traffic.
- Implemented network monitoring software to monitor bandwidth load and status of connectivity.
- Managed hardware assets to ensure proper functioning and inventory accuracy.
- Recording asset changes and managing new asset allocations.
- Maintaining asset lifetime schedules at all responsible sites.
- Liaising with telecommunications companies to test and repair faulty links.
- Upgraded and installed new circuits to enhance network performance and capacity.
- Replacement of our current active directory 2000 server with 2003 and migration of network database critical to the network.
- Restructured our organizational unit for additional security and to ensure it’s in scope with global targets.
- Empower is a business business-critical system used in QC which needs to be validated to ensure that the quality of our products is according to global specifications.
- Installed a new tape drive to decrease backup time and ensure backups are performed more efficiently on a daily schedule.
IS Support Specialist
Aventis
04.2003 - 04.2007
- Successfully maintaining service level agreements as per company policy.
- Supported helpdesk function to resolve user issues efficiently.
- Maintained service level agreements according to company policy.
- Providing IT support to all staff as per service level agreements.
- Supporting the IT infrastructure and improving on personal experience.
- Create, support and troubleshoot user accounts and connectivity.
- Ensuring functionality of remote access to mobile clients.
- Provided technical support for remote sites, ensuring connectivity and functionality.
- Implementation and administration of a fax to email facility.
- Managed and maintained hardware assets to ensure operational readiness.
- Remote site support
- Managed an upgrade project to ensure systems are compliant to global standards.
- Asset managed and maintained hardware.
- Recording asset changes and managing new asset allocations.
- Maintaining asset lifetime schedules at all responsible sites.
- Implemented a monitoring utility to monitor Server’s downtime and performance hits.
- Monitoring of business critical wide area network links.
- Installation and maintenance of new systems in compliance with global standards.
- Upgrading of legacy systems to latest accepted releases.
- Implementation of network services (dhcp, dns).
- Troubleshooting and repairing failed systems.
- Vendor liaison to maintain uptime levels.
- Maintaining and managing a Siemens system to ensure high availability.
- Troubleshooting and resolving system faults.
- Reported monthly on PABX usage to track performance and identify trends.
- Installing and administrating the Actime system to ensure that business critical departments can function securely.
- Liaising with telecommunications companies to test and repair faulty links.
- Upgrading circuits.
- Successfully expanding the local area network to include two new segments.
- Participated in installing a new site with network and telephone communication systems and merging it with an existing network.
- Manage, troubleshoot and improve on voicemail system.
- Ensuring high availability of the video conferencing facility.
- Testing and setting up of conferences with national and international sites.
- Replacing legacy servers in Durban and Port-Elizabeth servers.
- Installation, configuration and migration of data.
- Support for business critical financial software applications such as FNB, Nedbank, HFM, Marco, SAP, Citibank, Magnitude, Fhirst and Standard bank.
- Participated in setting up a SAN system, managing and expanding storage.
Education
AWS Cloud Practitioner Certified -
01-2022
AZ-900 Azure foundations certified -
01-2022
ITIL foundation certificate -
01-2021
Vmware install and configure - ESX 3.5
01-2018
Internationally MCSE 2003 certified -
01-2009
Designing a Microsoft windows server 2003 active directory and network infrastructure -
01-2006
Implementing and managing Microsoft Exchange server 2003 - 70-284
01-2006
Managing and maintaining a Microsoft windows server 2003 environment - 70-290
01-2005
Studied IT Engineering - MCSE 2000 professional and server, Redhat Linux 6.2, Novell 5.1 client and server, Windows NT4.0 workstation and servers, Office 2000, A+, N+, iNet+
01-2004
Planning, implementing, and maintaining a Microsoft windows server 2003 Directory Infrastructure - 70-294
01-2004
Skills
Network configuration
Troubleshooting networks
Technical troubleshooting
Access control
Certification
International MCSE 2003 certification, https://mcp.microsoft.com/authenticate/validatemcp.aspx, 679451, Frederick1983
Referrals
- Sanofi Aventis, Iddo Grobler, 072 276 4424, IS Manager
- Sanofi Aventis, Cassie Schutte, 082 903 3647, IT Manager
- Sanofi Aventis, Juan Buys, 082 809 4999, Snr. Network administrator
- Old Mutual Insure, Bradford Bergsteedt, 073 296 0050, Technical Manager
- Old Mutual Insure, Dewald Badenhorst, 082 903 3647, IT Head
Timeline
Network Engineer - Old Mutual Insure
02.2014 - Current
Network Administrator - Sanofi Aventis
04.2007 - 10.2013
IS Support Specialist - Aventis
04.2003 - 04.2007
Udemy - AWS Cloud Practitioner Certified,
CTI - AZ-900 Azure foundations certified,
Old Mutual Insure - ITIL foundation certificate,
Bytes - Vmware install and configure, ESX 3.5
Bytes - Internationally MCSE 2003 certified,
Bytes - Designing a Microsoft windows server 2003 active directory and network infrastructure,
Bytes - Implementing and managing Microsoft Exchange server 2003, 70-284
Bytes - Managing and maintaining a Microsoft windows server 2003 environment, 70-290
CTI College - Studied IT Engineering, MCSE 2000 professional and server, Redhat Linux 6.2, Novell 5.1 client and server, Windows NT4.0 workstation and servers, Office 2000, A+, N+, iNet+
Bytes - Planning, implementing, and maintaining a Microsoft windows server 2003 Directory Infrastructure, 70-294