Christopher Brian Lotter Email & Phone Number

City Of Johannesburg, Gauteng, South Africa

South Africa

● Improved network security and infrastructure through successful implementation of PCI DSS practices, including firewall optimization and secure protocol configuration.● Implemented Radius and TACACS on Cisco ISE for streamlined, centralized Network Hardware authentication and authorization.● Improved onboarding efficiency : Documented network processes and infrastructure, leading to a significant reduction in onboarding time for new network engineers.● Designed and deployed a secure remote access network for critical infrastructure in a new data center.● Ensured WAN resiliency : Configured BGP routing protocols for high availability on WAN routers, providing redundancy and improved network uptime.● Developed and mentored junior engineers : Provided supervision and mentorship to Level 1 and Level 2 network engineers, fostering their technical skills and knowledge.● Led a Unifi network project optimizing wireless performance in a large office park, enhancing user experience and network stability.● Spearheaded network upgrades : Led network upgrade projects for various retail stores (large, medium, and small) , encompassing firewall, switch, and router replacements/upgrades. This modernized network infrastructure and enhanced network performance.● Led Fortigate firewall integration into FortiManager for simplified updates and centralized security management.● Delivered projects on time and within scope : Consistently met project deadlines and adhered to established standards while leading various network infrastructure projects.● Ensured smooth change implementation : Facilitated the implementation of Change Approval Board (CAB) changes as per change documents and collaborated effectively with relevant teams (ISP, Infosec) to support their related tasks.

Johannesburg Area, South Africa

● Improved Network Quality of Service (QoS): Collaborated with vendors and technical teams to optimize network performance, resulting in enhanced user experience. As per report from vendor, this improved overall network performance by 33%.● Committed to Professional Development : Continuously updated knowledge and skills through ongoing educational opportunities.● Improved Network Documentation: Sustained and recorded all network diagrams for clear, easy future reference.● Provided Expert Remote Support : Successfully assisted on-site engineers and end users/customers during installations.● Developed and Led High-Performing Teams : Supervised and mentored teams of 5 IT officers, fostering a Ability To Work With All Levels Of Staff and productive work environment.● Successfully led the migration of the SA Cluster from Hyper-V to VMware within schedule.● Led MPLS Migration Project as the technical liaison, ensuring a seamless ISP transition within the SA Cluster.

Johannesburg Area, South Africa

● Independently deployed client CPE devices, ensuring efficient network setup and installation for 100 clients ranging from medium to large scale businesses.● Participated in the IPE team's successful large-scale network projects, including full firewall deployments and wireless networks, impacting 200 users.● Assisted a Technical Specialist with critical network tasks, preventing CVE on customer networks and ensuring successful project completion.● Implemented latest security patches and firmware updates to maintain optimal network security for clients, preventing breaches by adhering to best practice standards.● Reduced client onboarding time by an estimated 30% through the creation of customized bills of materials and Ability To Work With All Levels Of Staff.● Successfully adapted and implemented network policies to meet client needs, resulting in positive feedback.

Hartebeesfontein Farm, 9Th Road, Bredell, 1619

● Enhanced network efficiency through fiber backbone optimization and switch maintenance procedures.● Maintained file servers and Active Directory, ensuring data security, application uptime, and seamless user access.● Improved user experience by efficiently managing the company's help desk system and providing quick, effective technical support, leading to high satisfaction ratings.● Maintained and optimized a robust wireless network's functionality and connectivity.

15 Eastwood Rd, Johannesburg, 2196

● Enhanced employee productivity: Delivered comprehensive desktop support, resolving issues and minimizing downtime.● Optimized workflow by streamlining maintenance and configuration of multi-function printers.● Enhanced network security and infrastructure stability through support for VPN (SonicWALL), fibre, and network backbone.● Enhanced asset accountability by managing the company's asset system and implementing robust tracking procedures.● Strengthened cyber defenses: Managed the anti-virus management system (ESET), proactively safeguarding company data from threats.

1 High St, Modderfontein Ah,Gauteng, South Africa

● Enhanced client satisfaction by offering outstanding remote technical support nationwide.● Efficiently escalated and communicated unresolved tickets to the IT Administrator consistently.● Maintained a secure IT environment by meticulously adhering to all company information security policies and procedures.

Microsoft Sharepoint: Windows Sharepoint Services & Sharepoint Server 2007, It Network Engineering

Cisco Certified Network Associate (Ccna)

(renewing to version 3, 2016) ­

Cbp Project Management

Microsoft Database Administrator: Sql Server 2008

National Certificate In It Systems Support: Engineer (Nqf 5)

- Microsoft Certified Professional (MCP); 2009 - Microsoft Certified Technology Specialist (MCTS); 2009 - Microsoft Certified IT.

Senior Certificate / Matric

National Colours In Professional Gaming