- Designed and implemented robust security solutions using Checkpoint, Cisco Datacenter, and SD-WAN to modernize infrastructure, enhance security, and improve network resilience.- Automated firewall cleanup tasks using Python and Ansible, optimizing firewall performance and reducing CPU utilization by 15%, leading to significant cost savings through resource reuse and improved efficiency.- Spearheaded the development of a web application to automate firewall rule management, integrating it with the ServiceNow platform. This reduced manual intervention, minimized human error, and improved overall security posture.- Leveraged Splunk for comprehensive security monitoring and log analysis, improving incident detection, response times, and providing enhanced visibility into network and security operations.- Developed and maintained Azure DevOps Server pipelines for automated deployment and continuous integration, ensuring consistent delivery of security solutions across multiple environments.- Managed and monitored security operations across complex LAN/WAN infrastructures, VPNs, and wireless networks, ensuring secure connectivity and adherence to industry best practices.- Created Splunk dashboards to visualize network traffic, security threats, and system performance, enabling proactive threat hunting and risk mitigation.- Drafted and maintained technical documentation and IT security best practices, ensuring clarity and compliance for both internal teams and client stakeholders.- Contributed to the design and planning of network architectures with a focus on security segmentation, aligning with GDPR, NIST2, and other regulatory standards.

- Led the implementation of comprehensive network security solutions in the banking and finance sectors, ensuring the protection of critical data and systems.- Managed upgrades and hotfixes on Nexus 7k and firewalls, optimizing performance and security compliance.- Executed major migrations for Checkpoint software, enhancing the overall security posture with minimal business disruption.- Expertly managed firewalls, cloud security, and Software Defined Networking (SDN) to strengthen infrastructure and mitigate cyber threats.- Extensive experience in troubleshooting and operations, resolving complex issues related to firewalls, load balancers, and data center systems to minimize downtime.- Conducted real-time monitoring and fault diagnosis for routing and switching environments, maintaining high availability and optimal performance.- Managed major incident management and cyber defense operations, addressing high-priority security incidents and implementing rapid resolutions.- Designed and maintained network architecture, including Cisco networking, load balancers, and routing protocols for secure connectivity.- Leveraged CloudGuard, Cisco Security, Cisco Wireless, and Cisco Identity Services Engine (ISE) to enhance network integrity and identity management.- Utilized Checkpoint Security, Identity and Access Management (IAM), Intrusion Prevention Systems (IPS), and Intrusion Detection Systems (IDS) to provide robust security defenses.Played a key role in problem and change management, driving continuous improvement and operational efficiency.- Delivered projects on time through strong project management skills, ensuring compliance with standards like GDPR and NIST2.- Collaborated with cross-functional teams to maintain security compliance and protect sensitive information.

- Managed and optimized Cisco networking environments, ensuring robust connectivity and performance across the organization.- Implemented and maintained Checkpoint security solutions, enhancing network integrity and protecting sensitive data from cyber threats.- Leveraged Cisco Identity Services Engine (ISE) for effective identity management and access control, strengthening the overall security posture.- Configured and administered Cisco Nexus, routers, and firewalls (Cisco ASA) to support dynamic network environments and ensure secure communication.- Utilized Splunk for monitoring and analyzing security logs, improving incident detection and response times within the Security Operations Center (SOC).- Collaborated with teams to deploy Silver Peak SD-WAN and Riverbed solutions, enhancing network performance for oil and gas industry applications.- Conducted proactive monitoring and troubleshooting of network operations, utilizing various network administration tools to resolve issues and minimize downtime.- Administered BMC Remedy Ticketing System to manage incidents, changes, and service requests efficiently.- Participated in upgrades and hotfixes for networking devices, ensuring the latest security patches were applied to maintain compliance.- Engaged in routing and switching protocols management, including Border Gateway Protocol (BGP) and Open Shortest Path First (OSPF), ensuring efficient data flow and network stability.- Contributed to the design and implementation of security best practices, ensuring adherence to industry standards and compliance requirements.

- Utilized network monitoring tools for proactive monitoring of network performance and health, ensuring optimal operation and minimizing downtime.- Managed daily network administration tasks, including configuration, maintenance, and troubleshooting of network devices to ensure smooth operations.- Engaged in incident management and resolution using the BMC Remedy Ticketing System, facilitating efficient tracking and handling of service requests and incidents.- Collaborated with cross-functional teams to support network infrastructure in the life sciences sector, ensuring compliance with industry standards and regulations.- Conducted routine assessments of network performance, implementing corrective measures as needed to enhance service delivery.- Assisted in the documentation of network procedures and protocols, contributing to improved knowledge sharing and operational efficiency.