Gosaitse Ntsima
Gaborone,Botswana
Summary
Intermediate ICT Networks and Security professional with over 8 years of experience in network administration, IT security, and infrastructure management across public and private organisations. Skilled in Fortinet firewall administration, Microsoft 365 security, access control, and enterprise networking. Holds a BSc (Honours) in Computing (Network & Infrastructure Management), Cisco CCNA, Level 3 Technical Certificate in CCTV/Access Control Systems, and a Level 7 Diploma in Data Science. Experienced in implementing secure, resilient, and compliant IT environments, with a strong focus on risk management, documentation, and business continuity planning.
Overview
10
10
years of professional experience
2032
2032
years of post-secondary education
Work history
IT Support Specialist (Remote & On-site Project Support)
Steelbase (Pty) Ltd
Gaborone, Botswana
02.2023 - 09.2025
- Provided remote and on-site IT support for project managers, ensuring smooth execution of infrastructure and technical projects.
- Supported deployment and use of project management software tools, including AutoCAD, Microsoft Project, and collaboration platforms.
- Administered and configured Microsoft 365 environments (user accounts, permissions, compliance features, and MS Teams).
- Installed and configured new systems, printers, and network devices, ensuring reliability and security.
- Provided general IT support and troubleshooting to enhance project delivery and reduce downtime.
- Documented system configurations and provided recommendations for IT system optimisation in line with business requirements.
Network Administrator
Collection Africa/CRB Africa
Gaborone, Botswana
02.2020 - 02.2025
- Administered and maintained network infrastructure in debt collection environment, ensuring 99.9% uptime for mission-critical systems.
- Implemented Fortigate firewall solutions, VPNs, and access controls to secure sensitive financial data.
- Developed and enforced IT security policies and network design documentation, ensuring compliance with best practices.
- Conducted network audits, identified vulnerabilities, and implemented corrective measures to strengthen system resilience.
- Led training sessions on IT security best practices for staff, improving awareness and reducing security risks.
- Collaborated on disaster recovery and backup planning, ensuring continuity of operations.
IT Officer
Botswana Tourism Organisation
Gaborone
03.2018 - 01.2020
- Designed and implemented secure network architecture aligned with organisational needs.
- Administered LAN/WAN, routers, switches, and firewalls, improving system efficiency.
- Deployed VPNs and remote access solutions, enabling secure connectivity across sites.
- Performed network monitoring and troubleshooting, reducing downtime incidents.
- Documented operational procedures, ensuring clear guidance for audits and IT compliance.
IT Officer
Ministry of Health – Jwaneng DHMT
Jwaneng, Botswana
01.2016 - 12.2016
- Supported IT operations across health facilities, maintaining secure access to patient data.
- Implemented network security protocols to comply with government standards.
- Conducted routine system audits, identifying areas for improvement in data protection.
- Assisted with planning and implementing network expansions to improve service delivery.
- Collaborated with cross-functional teams, ensured alignment of IT goals with broader business strategies.
- Organised periodic IT audits, maintained compliance with industry regulations.
Education
Level 7 Diploma - Data Science
Edubex
IndiaCisco Certified Network Associate (CCNA) - Network Engeneering
Cisco
USA 01.2024 - 01.2025
Level 3 Technical Certificate - Installation, Operations, Repair and Maintenance of CCTV, Alarms & Access Control
Granjo Trainers
Gaborone 01.2023 - 01.2024
BSc (Honours) - Computing (Network & Infrastructure Management)
Botho University
Gaborone 01.2013 - 01.2017
Skills
- Network Security: Fortigate firewalls, VPNs, access control, Microsoft 365 Security, SIEM basics
- Networking: Routing, switching, VLANs, NAT, QoS, LAN/WAN design & optimisation
- Data Science & Analytics: Data analysis, Python (introductory level), risk assessment methodologies
- Cloud & Identity Management: Azure AD, MFA, Conditional Access, Microsoft Defender for Office 365
- Physical Security Systems: CCTV, alarms, biometric access control installation & maintenance
- Documentation: Security policies, risk assessments, compliance reports, network diagrams
Languages
English – Professional Proficiency
Setswana – Full Professional Proficiency
Affiliations
- reading
- church
- music
References
- Victor, Nkane, General Manager, victor.nkane@collectionafrica.co.bw, +26772379325, Collection Africa
- Naruschka, Winter, Manager, naruschkawinter6@gmail.com, +26774698047, Steelbase Pty Ltd
- Mmakalane, Nokane, HR Admin Head, +2675880775, Ministry of Health Jwaneng
Timeline
Cisco Certified Network Associate (CCNA) - Network Engeneering
Cisco
01.2024 - 01.2025
IT Support Specialist (Remote & On-site Project Support)
Steelbase (Pty) Ltd
02.2023 - 09.2025
Level 3 Technical Certificate - Installation, Operations, Repair and Maintenance of CCTV, Alarms & Access Control
Granjo Trainers
01.2023 - 01.2024
Network Administrator
Collection Africa/CRB Africa
02.2020 - 02.2025
IT Officer
Botswana Tourism Organisation
03.2018 - 01.2020
IT Officer
Ministry of Health – Jwaneng DHMT
01.2016 - 12.2016
BSc (Honours) - Computing (Network & Infrastructure Management)
Botho University
01.2013 - 01.2017
Level 7 Diploma - Data Science
Edubex
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