Gary Shell
Network & Systems Engineer
Summary
Network and Systems Engineer with expertise in designing, implementing, and securing enterprise-grade IT infrastructure. Skilled across system administration, network architecture, and Microsoft Azure cloud solutions, I ensure high availability, scalability, and performance in mission-critical environments. Passionate about cybersecurity, digital resilience, and bridging the gap between complex technical systems and real-world business needs.
Overview
6
6
years of professional experience
3
3
Certifications
2
2
Languages
Work History
Network & Systems Engineer
Triz Engineering Solutions
12.2024 - Current
- Architected and optimized server, storage, and networking infrastructure for engineering workflows.
- Administered hybrid Windows/Linux environments with Active Directory and Azure cloud integrations.
- Strengthened cybersecurity posture with proactive monitoring, vulnerability testing, and compliance practices.
- Configured and maintained LAN/WAN, firewalls, and VPNs to ensure secure connectivity.
- Delivered IT consultancy to stakeholders, aligning solutions with long-term business growth.
IT Support Technician
Triz Engineering Solutions
10.2023 - 12.2024
- Maintained operational continuity and user support across enterprise environments.
- Diagnosed and resolved infrastructure issues to minimize downtime.
Technical Consultant
Khusela Solutions
10.2023 - 12.2024
- Provided IT consultancy, aligning hardware, software, and networks to business needs.
- Trained end-users and optimized system performance.
- Led troubleshooting and diagnostic testing to maintain operational resilience.
Senior Network Manager
BlueSky Express (WISP)
03.2020 - 10.2023
- Directed deployment and maintenance of broadband infrastructure, including towers and backhaul.
- Increased uptime and minimized outages through proactive monitoring and troubleshooting.
- Managed technical teams, mentoring staff to boost service delivery.
- Strengthened cybersecurity and compliance across operations.
- Supported business expansion, extending coverage areas and growing customer base.
Education
Bachelor of Information Technology - Information Technology
MANCOSA
Durban, South Africa11.2022
NSC -
Union High School
Graaff Reinet, South Africa01.2019
Skills
Cloud & Virtualization: Veeam, Virtualization Platforms, Cloud Integrations
Certification
Basic Firefighting Training
Timeline
Wealthy Me - Finacial Planning Course
04-2025
Basic Firefighting Training
03-2025
Network & Systems Engineer
Triz Engineering Solutions
12.2024 - Current
Essential Entrepreneurial Skills
11-2024
IT Support Technician
Triz Engineering Solutions
10.2023 - 12.2024
Technical Consultant
Khusela Solutions
10.2023 - 12.2024
Senior Network Manager
BlueSky Express (WISP)
03.2020 - 10.2023
Bachelor of Information Technology - Information Technology
MANCOSA
NSC -
Union High School
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