IT Systems Specialist with experience in enterprise IT support, networking, cybersecurity, and infrastructure operations. Passionate about building secure, efficient systems that empower organizations and teams.
2020 - 2022 | IT Support Specialist
2022 - 2024 | Systems Administrator
2024 - Present | Senior IT Systems & Security Specialist
2018 - 2020 | Junior Network Engineer
2017 - 2018 | IT Intern
Expert advice on system architecture, infrastructure planning, cloud migration, and technology strategy tailored to your business needs.
Diagnosis and repair of laptops, desktops, servers, printers, and software issues — both remote and on-site support.
Personalized recommendations for purchasing laptops, networking gear, security tools, and software to fit your budget and requirements.
Design, installation, and securing of wired/wireless networks, firewalls, VPNs, and endpoint protection for homes and businesses.
Setup, administration, migration, and optimization of Microsoft 365, Azure, email, and collaboration tools.
Vulnerability assessments, antivirus deployment, security audits, and incident response planning.
Designed and deployed LAN, wireless networks, and endpoint security for mid-sized organizations.
Implemented Kaspersky Security Center for enterprise-wide endpoint protection and compliance.
Built internal systems to streamline logistics, procurement, and operational workflows.
Managed users, permissions, collaboration tools, and migration projects.
Supporting NGO operations taught me how critical system uptime and security are when technology directly supports humanitarian work.
From network failures to security incidents, each challenge strengthened my problem-solving and decision-making under pressure.
Collaborating with diverse teams improved my communication, documentation, and leadership abilities.
Email: wanjerumarc@icloud.com
Phone: +256 769 593 704
I'm available for freelance projects, consultations, repairs, and collaboration. Book a free 30-minute discovery call below or reach out directly.