Charles Aiyenigba

Results-driven IT professional with 3+ years of experience managing IT infrastructure, supporting enterprise users, and keeping digital systems running securely and efficiently. Proven ability to reduce user downtime by 30%, optimize LAN infrastructure, and enforce cybersecurity best practices across structured, multi-user environments. Experienced in Windows and Linux administration, network configuration, cloud infrastructure, and IT documentation.

A fast learner who takes full ownership of IT operations and thrives in fast-paced, growth-oriented organizations. Abuja-based and available immediately.

Technical Coordinator - Gracetech Groups - Abuja, FCT

(2025-01 - 2026-07)

Managed end-to-end IT operations for a growing private-sector organization, providing technical support to executive leadership and all departments. Top Performing Staff Award 2026

• Installed and configured RJ45 LAN infrastructure from scratch, improving network stability and eliminating recurring connectivity incidents across the office.
• Reduced user downtime by 30% through proactive system monitoring, diagnostics, and remote administration via RustDesk and QuickAssist.
• Administered user accounts, access permissions, and MFA in line with IT security policy; managed antivirus, firewalls, and endpoint protection.
• Performed routine system maintenance, software patching, driver diagnostics, and performance optimization to maintain continuous operations.
• Managed IT asset inventory, coordinated with vendors for hardware and service support, and ensured accurate procurement recordkeeping.
• Set up workstations, email accounts, and system access for new staff as part of a structured onboarding process.
• Produced structured IT documentation, troubleshooting guides, and incident logs for management review, improving workflow efficiency by 15%.

System Analyst - IT (SIWES/NYSC) - Independent National Electoral Commission (INEC) - Abuja, FCT

(2022-01 - 2024-10)

Supported mission-critical IT infrastructure at a national regulatory institution where data security and system uptime were non-negotiable.

• Provided first-line technical support to staff across departments, resolving hardware, software, network, and authentication issues efficiently.
• Installed and configured LAN infrastructure, reducing network errors and improving multidepartment system performance.
• Administered user accounts, MFA, and access permissions across a large, multi-user institutional environment.
• Conducted data backup verification, system health checks, and preventive maintenance to ensure business continuity.
• Trained and guided staff on IT systems, tools, and cybersecurity best practices.
• Maintained compliance-aware IT documentation and contributed to process improvements, reducing documentation turnaround time by 15%.

Data Scientist - Queryfier LLC - Abuja, FCT

(2023-08 - 2023-11)

• Developed predictive models using Python, improving business optimization outcomes by 10% through data-driven insights.
• Conducted data cleaning, analysis, and visualization on structured and unstructured datasets; delivered reports to non-technical stakeholders.

Software QA Engineer - Lustack LLC - Abuja, FCT

(2023-07 - 2023-08)

• Documented test cases and tracked software defects, reducing bug resolution cycles by 20% through structured defect reporting.

Bachelor of Science - Computer Science - Federal University Lokoja (2023)