Martin Wangari

-Provided technical support for hardware, software, and network systems, ensuring minimal downtime and optimal performance.
-Installed, configured and maintained Windows/Linux operating systems, enterprise applications and peripheral devices.
-Managed Active Directory, user account provisioning and access permissions to maintain security compliance.
-Monitored and troubleshot LAN/WAN connectivity, VPN setups and VoIP systems for seamless communication.
-Delivered Tier 1 & Tier 2 support via ticketing systems (e.g., ServiceNow, Jira), achieving a 95% resolution rate within SLA.
-Performed system upgrades, patch management and backups to safeguard data integrity and business continuity.
-Assisted in IT asset management, inventory tracking and procurement of hardware/software resources.
-Collaborated with cross-functional teams to implement cybersecurity best practices, reducing vulnerabilities by 30%.
-Provided end user training and documentation to improve technical literacy and reduce recurring issues.

-Diagnosed and repaired electronic circuit boards (PCBs), including component level troubleshooting and soldering.
-Performed surface-mount (SMT) and through hole soldering using precision tools and rework stations.
-Conducted fault analysis using multimeters, oscilloscopes, and other diagnostic equipment to identify defective components.
-Replaced and tested ICs, resistors, capacitors and connectors to restore functionality.
-Executed firmware updates and calibration for electronic devices to meet manufacturer specifications.
-Maintained ESD-safe work environment and adhered to IPC standards for PCB repair and assembly.
-Documented repair processes, prepared technical reports and updated service logs for traceability.
-Collaborated with engineering teams to provide feedback on recurring failures and suggest design improvements.
-Achieved high repair success rate and reduced turnaround time by implementing efficient troubleshooting techniques.

-Installed, configured and maintained network infrastructure including routers, switches and wireless access points at client sites.
-Conducted on-site troubleshooting for LAN/WAN connectivity issues, achieving rapid resolution to minimize downtime.
-Performed cable management and structured cabling (Cat5e/Cat6, fiber optics) following industry standards.
-Implemented network security measures, including firewall configurations and VPN setups for secure remote access.
-Assisted in network upgrades and migrations, ensuring seamless transition with minimal service disruption.
-Utilized diagnostic tools such as Wireshark, Fluke testers and network analyzers to identify and resolve performance bottlenecks.
-Provided technical support and training to end users and junior technicians on network best practices.
-Documented all installations, configuration and maintenance activities for compliance and future reference.
-Ensured adherence to SLA requirements, achieving a 98% on time completion rate for field service calls.

• Gained hands on experience in fibre internet installation and diagnostics.