O'Neal Visser
Network Engineer
Bellville,South Africa
Summary
Results-driven Network Engineer with12 years of expertise deploying and maintaining LAN and WAN infrastructure. Dedicated technology professional with strong track record of accurately conducting system repairs and troubleshooting. Offering exemplary planning, project management and communication talents.
Overview
5
5
years of professional experience
2
2
Certifications
2
2
Languages
Work History
Network Engineer
NEC XON
Cape town, Western Cape
02.2019 - Current
- Performed troubleshooting for Juniper, Cisco and packet analysis.
- Monitored network capacity and performance to diagnose and resolve complex network problems.
- Recommended options for disaster recovery, remote access, network appliances, servers and directory services security.
- Escalated emergency technical issues beyond scope to maintain optimum up-time.
- Established robust infrastructure and data capacity for new applications and communication between sites.
- Configured, managed and troubleshot VoIP and multi-media distributed systems and platforms.
- Provided complete end-to-end engineering and installation of route-based IP network solutions.
- Managed, tracked and coordinated problem resolution and escalation processes.
- Contributed to implementation and support of SNMP monitoring software and other network monitoring tools.
- Liaised with cabling infrastructure vendors and domestic and international ISPs.
- Organized frameworks for transferring secure data from internal to external and public networks.
- Troubleshot complex multi-vendor network service provider issues.
- Provided detailed network diagrams, process flow charts and procedural guidelines.
- Collaborated with vendors to select and install WDM Networks to optimize network performance and uptime.
- Integrated fixed wireless connectivity into facilities lacking access to terrestrial high-speed networks.
- Initiated and managed network test facilities to verify network hardness and resilience.
- Provided network support services for devices such as hubs, bridges, routers and other hardware.
Network Technician
TFS Group
Cape town
02.2017 - 02.2019
- Installed cabling, wireless routers and telephone systems for data communications networks.
- Monitored operational and security procedures for numerous computers in network, related systems administration and maintenance protocols.
- Operated 4-pair test equipment to terminate network cabling at blocks and routing points.
- Configured and maintained network backup and recovery procedures.
- Performed system patches, service packs, hot fixes and new security configurations.
- Provided detailed reporting on performed maintenance and repairs to support overall network health and recovery efforts.
- Technically supported project planning team for development and implementation of proposals and solutions to address hardware and software problems and network emergencies.
- Diagnosed and resolved hardware, software and network problems and replaced defective components.
- Troubleshot hardware and software to determine and rectify network problems.
- Assigned application access, security roles and permissions.
- Collaborated with network administrator in moving private folders to new Exchange servers.
- Performed necessary maintenance to support network availability.
- Ran cabling and installed data drops for new node installations.
- Dressed and installed fiber cabling and hardware.
- Replaced failed hardware in server rack systems, swapping hard disks, power supplies and other field serviceable components.
- Performed tracing and patching operations for copper networks.
- Maintained thorough understanding of local area and wide area networking and components.
- Installed patches and performed backups, system builds and image updates.
- Worked with outside vendors for fiber installations and service.
- Identified and immediately resolved issues with network devices.
- Configured, monitored and maintained email applications and virus protection software.
- Performed network diagnostics to determine performance levels of new installations and detect faults in existing infrastructure.
- Configured rack server network hardware considering rail depth, hardware mounting and cable routing.
- Installed ETSI network jacks in new construction and within existing facilities.
- Traveled to remote office locations to install nodes and implement client software rollouts.
Education
High School Diploma -
Bellville High School
Bellville Cape TownSkills
Cisco equipment familiarity
Technical infrastructure upgrades
System integration
Firewall functionality
Virtual private networks
Organized and detail-oriented
Catalyst and Nexus familiarity
DNS implementation
New feature testing
Microsoft Office proficiency
LAN switching technologies
Test facility development
QoS/CoS expertise
OSPF routing
Routing protocol expertise
Cisco switching expertise
Network Troubleshooting
VLAN aggregation
Network device monitoring
Project Management
Infrastructure solutions
Remote work support
SNMP monitoring
Subnetting expertise
IP Services
IP address structure
Packet trace analysis
Juniper portfolio expertise
Datacenter network implementations
WAN Acceleration technologies
8021x experience
Fixed wireless networks
Layer-2/3 protocols
Network architecture understanding
Networking and routing protocol expertise
Technical Support
Certification
Certified ADVA Engineer
Timeline
Certified Juniper Engineer
07-2021
Certified ADVA Engineer
01-2020
Network Engineer
NEC XON
02.2019 - Current
Network Technician
TFS Group
02.2017 - 02.2019
High School Diploma -
Bellville High School