zarshab k

Network Engineer

• Job Details:Led implementation and maintenance of secure enterprise network infrastructure, ensuring high availability and reliability. Managed firewall configurations, VPN tunnels, and access control policies to protect network assets. Conducted network performance monitoring and optimization using tools such as Wireshark. Collaborated closely with cybersecurity teams to enhance threat detection, incident response, and vulnerability management. Installed, configured, and maintained IP-based CCTV systems including DVR/NVR setup and remote monitoring access. Documented IT processes, network diagrams, and standard operating procedures for internal knowledge base.

Network System Administrator

• Job Details:Maintained Cisco-based network architecture including routing, switching, and firewall configurations. Implemented VLANs and VPNs for secure departmental segmentation. Oversaw network documentation and routine backups. Utilized Wireshark and SNMP tools for diagnostics and monitoring. Supported network audits and vulnerability assessments.

IT Support Engineer

• Job Details:Installed and rebuilt PCs configuring hardware, peripherals, services, settings, directories, and storage to ensure optimal performance. Diagnosed and resolved hardware, software, and end-user issues as the first point of contact for IT and technical queries, providing both onsite and remote support to users across diverse locations. Developed and maintained infrastructure and systems to align with company objectives, including on-premise, Linux/Unix, and cloud-based environments. Administered and managed Linux/Unix systems, performing installations, updates, and shell scripting to automate routine tasks and optimize system performance. Managed cloud services, including provisioning, configuring, and monitoring cloud-based resources to enhance scalability and operational efficiency. Coordinated rollout of software updates, patches, and integrations across Windows, Linux/Unix, and cloud systems to ensure security and functionality. Investigated and resolved complex IT support issues, including Linux/Unix server challenges and cloud infrastructure troubleshooting, collaborating with third-party technical specialists when required. Configured and managed backup and restore procedures for both local and cloud environments to safeguard critical data and ensure disaster recovery readiness. Maintained and supported a wide range of computer hardware, software programs, and cloud applications, addressing compatibility and performance concerns across Windows, Linux, and Unix platforms. Identified and reported on the budgetary implications of IT projects and upgrades, including cloud migration, Linux implementations, and cost optimization strategies.