About
Highly accomplished and results-driven Systems Administrator with over 5 years of experience in optimizing and securing complex IT infrastructures for diverse organizations. Proven expertise in network management, cloud solutions (AWS), cybersecurity, and Active Directory administration, consistently achieving high uptime and significant productivity gains. Adept at leading technical initiatives, implementing automation, and driving cost savings, seeking to leverage advanced technical proficiencies and strategic problem-solving skills in a challenging Systems Administration or IT Infrastructure role.
Work
Tema, Greater Accra, Ghana
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Summary
Led comprehensive systems administration and network operations, ensuring high availability, robust security, and optimized performance for critical IT infrastructure supporting 500+ users across 8 locations.
Highlights
Ensured high availability and performance for critical network infrastructure supporting over 500 users across 8 locations, achieving a 99.7% uptime.
Optimized DNS resolution time by 15%, resulting in over 2 hours of daily productivity savings for the organization.
Strengthened organizational security by deploying AES 256-bit encryption and VPN protocols, effectively eliminating critical data breach vulnerabilities.
Improved network incident resolution time by 81%, reducing average response from 4 hours to 45 minutes and minimizing downtime.
Managed Active Directory for 500+ user accounts, efficiently processing over 2,000 daily authentication requests to ensure seamless access.
Developed and implemented robust security policies, achieving 100% compliance with corporate IT standards and enhancing data protection.
Tema, Greater Accra, Ghana
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Summary
Provided critical IT support and infrastructure configuration, enhancing network reliability, system security, and operational efficiency for 150+ users across multiple locations.
Highlights
Configured and optimized network infrastructure across 3 locations, effectively supporting over 150 concurrent users and ensuring reliable connectivity.
Expedited new office setups by 40% through the efficient installation of over 25 routers and switches, enhancing operational readiness.
Achieved a 95% resolution rate for connectivity issues within a 2-hour SLA, significantly minimizing business disruption and maintaining productivity.
Implemented automated backup systems processing over 2TB of data daily with a 100% recovery success rate, ensuring critical data integrity.
Enhanced endpoint security by securing over 150 workstations and 15 servers, proactively preventing multiple attempted security breaches.
Reduced annual network operational costs by 20% through strategic negotiation of vendor contracts, optimizing budget utilization.
Tema, Greater Accra, Ghana
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Summary
Managed comprehensive operations, including IT infrastructure oversight, vendor management, and process optimization, for a multi-location enterprise supporting over 200 employees.
Highlights
Oversaw IT infrastructure management across 5 business locations, supporting the daily operations of over 200 employees.
Achieved 25% cost savings in IT vendor procurement through effective negotiation and contract management.
Drove a 35% improvement in operational efficiency by implementing key automation procedures across various business processes.
Led a team of 3 technical staff, optimizing maintenance schedules that resulted in a 60% reduction in emergency repairs and system downtime.
Skills
Operating Systems
Windows Server 2016/2019, Windows 10/11, Linux.
Cloud Platforms
AWS Solutions Architect, AWS (EC2, S3, VPC, IAM), Microsoft Azure.
Networking
TCP/IP, DNS, DHCP, VPN, Network Infrastructure, Firewalls, Network Monitoring.
Security
AES Encryption, Active Directory Security, File Encryption, Access Control, Group Policies.
Tools & Technologies
PowerShell, Python, Microsoft Teams, Office 365, SCCM, VMware, Backup & Recovery.
Management & Leadership
Team Leadership, Policy Development, Project Management, Process Improvement, Vendor Coordination, Staff Training, Resource Allocation.