Led a cross-functional team of DevOps engineers responsible for managing all container platforms across the bank. Directed automation initiatives for deployment, configuration management, and technical release processes. Oversaw project management, including scheduling, budgeting, resource allocation, and risk mitigation. Provided strategic guidance and leadership to direct reports and stakeholders, ensuring alignment with organizational goals and objectives.

Took over day-to-day operational responsibilities from the departing company founder, leading a cross-functional team to deploy and manage DNSFilter's global infrastructure across bare metal, AWS, GCP, and Azure environments. Oversaw infrastructure deployment, maintenance, and high-volume database operations handling 21 billion transactions daily, while ensuring reliability of DNS resolution services. Managed the DevOps budget and participated in on-call rotations for escalations and coverage as needed.

I led a small but rapidly growing cross-functional team of infrastructure engineers and full stack developers to design, build, and maintain custom security monitoring applications for an industry leading security provider. Our tech stack encompassed a mix of Python, PHP, React, and C# applications hosted in Amazon AWS and Google GCP. Projects are related to CV, AI, ML, and signal processing.

Provide contract MSP services to Barrick Gold and other clients. Support client Oracle EBS systems. Architect and implement cloud solutions for client Oracle EBS migrations.

Manage a cross functional Agile team of operations analyst and engineers in the day-to-day operations activities. Manage the daily operations of globally distributed Oracle-related Linux and Windows servers. Manage the daily work efforts of contract consultants. Plan and implement architecture for Oracle EBS and mining application servers. Plan and implement technologies to increase efficiency and decrease cost. Manage servers in on-premises Vmware ESX clusters, Amazon AWS, Microsoft Azure cloud, and Oracle cloud. Enforce SOX audit controls and assist with quarterly audits. Decreased team operational costs by 30% by implementing configuration management, automation, and centralized monitoring. Support digital transformation projects as an infrastructure and application security lead. Global ITIL ITSM process owner for incident, problem, change, and request management. Current project include global rollout of AppDynamics, OpsGenie, Everbridge, and custom log management solution using Elastic, FluentD, and Kibana (EFK).

Manage the day to day operations of the Shutterfly colocation sites in the Switch data center. Responsibilities included hiring and training team members for a newly formed data center team and maintaining staffing levels to cover critical service periods. Provide guidance and mentor staff in their daily responsibilities. Prioritize and schedule the work efforts of Shutterfly staff and contractors. Monitor Shutterfly online services and data center infrastructure. Track and escalate service incidents to support staff. Provision Linux and Windows servers in the data center. Manage a team of data center engineers whose responsibilities include the deployment and support of Linux and Windows servers, storage arrays, and basic networking.

This position encompasses three major roles: computer operations manager, data center manager, and change manager. Manage the overall operations of two network operations center and two data centers. Responsible for the purchase, maintenance, and life cycle of critical data center infrastructure such as facilities, electrical power, UPS, HVAC, and fire suppression. Monitor, meter, and manage notifications for core IT computer services. Develop and enforce data center policies and operational procedures to maintain an efficient and highly available data center hosting environment. Meet all Vanderbilt, FERPA, HIPAA, and ITAR requirements for hosted equipment. Maintain data center inventory in OpenDCIM. Recruit, manage, and mentor data center and system administration staff. Act as Change Manager for Core Infrastructure department, and participate in the Enterprise Change Advisory Board. Ensure that IT staff members adhere to all university and departmental policies and ITIL best practices. Act as change management liaison to enterprise change advisory board. Managed the replacement of wooden tile computer room floor with concrete tiles with no disruption to critical services and with no unplanned downtime. Manage a staff of 14 direct reports. (Reclassification of previous title)

This position encompasses three major roles: computer operations manager, data center manager, and change manager. Manage a staff of 14 including 8 NOC analysts and 6 system administrators. Manage production and test issues, utilization of equipment, systems, and personnel. Manage the data center operations including hardware rack requests, cabling, and customer physical access. Monitor and trend data center space, power, and cooling capacities. Assist with the preparation of annual budget and projections for data center facilities. Act as change management liaison to VUMC ITSM team.

Lead technical resource for Application Hosting team. Ensures that technology implementations are in alignment with the standards, strategies, and methodologies set forth by Application Hosting, ITS, and Vanderbilt University. Consult with technical staff regarding design components, methodologies, infrastructure components, and interoperability of technologies. Provide 24x7x365 expert-level support for: system administration, electronic collaboration, storage management, data center, networking, performance tuning, monitoring and capacity planning. Recommend, develop, and enforce policies and procedures for maintaining the security and integrity of the system and ensure the system meets availability and disaster recovery requirements. Demonstrate functional expertise, mentor, support and train other team members. Perform tasks as assigned by executive management.

Responsible for the installation, configuration, maintenance, backup, and recovery of complex mission critical Solaris and RedHat Linux operating platforms. Maintain high traffic Apache/JBoss/Tomcat web servers (3 million hits per day) with multiple content sources including MySQL, Oracle, SiteMason, NetTracker, and Ultraseek. Architected and deployed highly available Apache web servers (with mod_perl, mod_php, and mod_security) in VMware ESX environment. Manage MySQL servers for web services. Monitor and secure web services. Configure Cisco Content Switching Module (CSM) and F5 Local Traffic Manager (LTM) to load balance new services as needed. Monitor system performance and facilitate optimal usage of system resources. Perform change management tasks according to ITIL standards. Provide remote access facilities to team members via Linux bastion hosts. Provide technical support to development and security teams. Provide technical guidance, mentorship, and leadership for Unix team members and create initial performance reviews for Unix team members. Provide 24x7 on call support.

Sole administrator responsible for daily administration and monitoring of Solaris and Redhat/Fedora Linux servers (approximately 150 total). Supported developers in an Extreme Programming (XP) environment. Purchased servers and related hardware to maintain inventory for customer systems. Developed inventory tracking system to maintain customer server status. Implemented SFTP server for customers to safely transfer student data to McGraw-Hill servers in FERPA compliant manner. Implemented Nagios server monitoring. Performed security audits of customer systems and advised local administrators of possible security issues. Installed, configured and maintained customer Apache/Tomcat servers. Provided remote configuration, monitoring, and troubleshooting services for customer systems. Provided second tier customer support. Provided nationwide on-site support when necessary for customers.

Managed Solaris, Linux, and OpenBSD servers for eCommerce applications. Secured, monitored, and audited Solaris and Linux systems. Managed Hitachi SAN unit, Brocade Silkworm switches, and fiber channel network. Managed Veritas NetBackup system for production and development Solaris servers. Performed file and disaster recovery as needed. Managed disaster recovery servers at hot site. Provided support to BEA WebLogic developers, HTML developers, and Oracle DBAs. Maintained and supported Solaris environment for Oracle applications. Implemented and maintained secure data transfer to business partners using OpenSSL and other open source technologies. Maintained internal DNS servers and Sendmail gateway.

Managed corporate network for Nashville office and Atlanta production facility. Administered Apache web and Apple WebObjects servers. Wrote custom Perl scripts to perform automated tasks such as application and web site monitoring, statistic calculations, and report generation. Responsible for network and system security by performing intrusion detection and periodic system audits of Solaris and Linux servers. Maintained DNS and email servers. Maintained and supported CAT5 and wireless networks. Administered Cisco routers and switches. Maintained Checkpoint firewalls. Provided support to WebObjects and HTML developers. Administered SAMBA server. Provided Windows 98 and Windows 2000 desktop support to local users. Provided 24x7x365 on-call support to production operations.

Contracted to the State of Tennessee to provide consulting services for Solaris-based servers. Worked with departmental system administrators to purchase, install, and configure Solaris systems. Administered main State web server (www.state.tn.us) and main intranet web server, and supported departmental web developers. Maintained web statistics for departmental web sites. Maintained and audited security on Solaris servers hosted in the State Data Center. Installed, configured, and supported Solaris servers in multiple State agencies such as Department of Health and Department of Commerce and Insurance. Developed disaster recovery plans for key Solaris-based services. Member of State Computer Emergency Response Team. Provided Unix systems support to Telecommunications group as needed. Integrated HP OpenView to monitor and manage critical Solaris servers, and managed Remedy help desk server.