• Act as the Incident Commander, overseeing and managing the detection, mitigation, reporting, and resolution of events that may significantly impact Clear’s service availability. Lead coordination efforts across teams to ensure timely response and recovery from incidents. • Expertise in troubleshooting complex Linux, Windows, and AWS configuration and performance issues, ensuring seamless operational continuity and quick resolution of failures. • Skilled in leveraging advanced cybersecurity tools such as CrowdStrike, AWS GuardDuty, Prisma Cloud, Splunk Enterprise Security (ES), and Tenable to safeguard the environment, prevent malicious activity, and maintain detailed security documentation. • Extensive experience in configuring, managing, and troubleshooting Cisco networking devices and Palo Alto firewalls, ensuring secure and reliable network performance across a variety of environments. • Utilize modern DevOps tools, including Ansible, Docker, Jenkins, Kubernetes, and Terraform, to automate and optimize infrastructure management, streamline deployments, and ensure robust system performance.

• Monitor alert systems and take appropriate action.• Perform routine monitoring, administration, repair and maintenance of the products.• Troubleshoot Windows and Linux configuration issues, performance issues, and various service/failures.• Maintain and Troubleshoot F5 Load Balancers and ASA firewalls.• Support of Cybersecurity products and ensure all malicious activity is prohibited and documented.

Crisis manager responsible to manage, and direct all aspects of the detection, mitigation, reporting and repair of any event that could significantly impede eBay’s worldwide site availability.· Provided daily operational oversight to the maintenance and support of eBay’s billion-dollar e-commerce website. Function as the single point of contact in dealing with and resolving all emerging issues· Carry out thorough assessment on impact of incidents for proper classification of severity and prioritization of work· Directed failure analysis and test scenarios for business continuity plans as well as disaster recovery.· Take charge of accurately documenting site-impacting incidents, while ensuring execution of mitigation plans to prevent recurrence of incidents· Provided thorough post-mortem analysis to all levels of management.· Authored policies and procedures to optimize site restoration activities in order to reduce time to detect (TTD) and time to repair (TTR).· Technical resource for systems engineering staff on all levels of eBay technology including Solaris, RedHat, Ubuntu, F5 and Netscaler load balancers, Hadoop, storage, networking and et cetera.· Provided technical mentorship to system engineering and crisis management staffs.

− Rendering of tier 2-3 support for the eBay production environment, which required an uptime of 24 hours, 365 days annually− Administration of the UNIX server, Windows server, VMware 4.0 ESXi, network load balancing, as well as Netapp, EMC, and HP storage− Expertise in troubleshooting the Internet connectivity

− Provision of tier 3 support for energy traders, requiring an uptime of 24 hours, 365 days a year− Monitoring of SMS, Exchange 2000, Windows 2000 network, and UNIX system− Adept direction to Desktop and Helpdesk Team to ensure the completion of all their tasks − Generation and presentation of reports to the upper management to guarantee compliance with the service-level agreement (SLA)− Management of SAN infrastructure; Veritas NetBackup environment and multiple Veritas clusters; Netapps filer; and Linux servers

• Provided world class Tier III R&D support for Avaya communications. Responsibilities included assisting Developers/System Testers/Hardware/ and Network Engineers in maintaining R&D Labs facilities for 3000 users.• Configured TCP/IP, WINS, DNS for Windows 98, ME, NT 4/Server, W2K/Server, and Redhat Linux. • Maintained database for asset management. • Supported homegrown applications: Definity IP Softphone, ARA, ARA VPN, DRemote, Message Manager, and Compass. • Administered Domain controller. DNS Servers • Help lab users set up their own Lab Domains with active directory services and full network functionality with both Linux and Windows environments, trained lab users how to administer their lab domains when necessary

• Installation of hardware and software on Microsoft NT, 95,98 machines in a Novell/NT environment. • Configured settings on Microsoft NT, 95,98 machines to County standards.• Created standard ghost Images for County trained, other techs on how to use ghost images.• Network troubleshooting.• Trained New techs • MS-Exchange administration , DNS,DHCP, User Account administration• Administered MS-Proxy server• Planned and implement new Active Directory Services to be used in new Win 2000 Domains.

IT Consulting for small companies