SUMMARY:

• Track record of planning and implementing hardware and software architectures for enterprise projects that maximize productivity and reliability.
• Career marked by optimizing data center operating environment via conversion, implementation, virtualization, and migration of storage systems, servers, applications, and operating systems.
• Accomplished Infrastructure Architect.
• Proven success in end - to-end project leadership from planning, time estimating, requirements gathering and analysis to design, development, test, performance tuning and deployment.
• Strong problem solver.
• Skilled in identifying, diagnosing, prioritizing, and rapidly resolving system, machine, and network issues in large, heterogeneous, and fast-paced environments.
• Effective collaborator and leader.
• Experienced in communicating and partnering with diverse cross-functional teams, training and mentoring new hires, and overseeing offshore vendor resources.

AREAS OF EXPERTISE:

Linux/AIX/Windows Server Management & Administration HW/SW Architecture Planning & Implementation

Project Analysis, Design & Implementation System Development Life Cycle (SDLC)

Requirements Gathering & Specification Functional Design Session Facilitation

System Development & Maintenance Data Center Operating Environment

Problem Identification, Diagnosis & Resolution Training, Mentoring & Offshore Team Leadership

TECHNICAL SKILLS:

Hardware: IBM Power Servers | LPAR | HMC | IBM Blades | HP ProLiant DL Servers | HPE Synergy | Cisco UCS Servers | Cisco HyperFlex HX-Series | EMC NAS | EMC VMAX | EMC Vblock | EMC Xtremio | Hitachi VSP | Hitachi G1500 | NetApp AF300

Software: Red Hat Cluster | IBM HACMP | IBM WebSphere Application Server | IBM WebSphere MQSeries | IBM WebSphere Commerce | IBM WebSphere eXtreme Scale | IBM IHS | Apache Tomcat | IIS | Oracle | DB2 | Apache | PHP | Ruby | Chef | Magnolia | MySQL | Docker | Solr | Memcached | Redis | CA APIM | Storix | Zetro | PlateSpin | ksh | bsh

OS: Red Hat Linux 4/5/6/7 | IBM AIX 4.3/5L/6.1 | VMware 4/5/5.5/6/6.5 | Sun Solaris 7/8 | Windows Server NT 4/2000/2003/2008/2012/2016

Networking: TCP/IP | DHCP | DNS | WINS | FTP | SSH | SFTP | SMTP | NFS | ISCSI | FCoE | SMB | SAMBA

PROFESSIONAL EXPERIENCE:

Confidential, Rye, NY

Sr. Linux Engineer

Responsibilities:

• Worked for 20 years 24*7 Production Support Service, Maintenance production Support, supported Level1 and Level2 product support onshore/offshore.
• Worked 10+ years of experience as team lead for the Linux, AIX and Middleware technologies.
• Played major role in migrating datacenter of 2,500+ servers and 800 applications to Dallas with minimal disruption as the lead for the Linux and Middleware architectural teams that on boarded and adopted CISCO’s Hyper-Converged Infrastructure (HCI) solution (for 3 years - Dec 2017-Sept 2019).
• Partnered with team in selecting Equinix co-location vendor and CISCO HCI / migration tools, such as Zerto, PlateSpin, and Storix, to virtualize Linux database and application physical servers.
• Contributed to design of 15 highly scalable HCI clusters using 95 HX200c/240c nodes at co-location site.
• Led transition to new offshore vendor during datacenter relocation.
• Developed and executed the plan to migrate remaining AIX servers using Swing Gear, NetApp iSCSI and Storix to the new co-location facility in Dallas with minimal down time to critical production applications.
• Worked with other Vendors HCL America, DXC Technology, KPMG and coordinating amongst infrastructure project stakeholders, to performed data center migrations and successfully accomplished the projects.
• Developed technology plan and architecture stream that enabled company to implement new Microsoft Azure Cloud based business model focused on consumer engagement and growth across social media channels in 2016.
• Collaborated with digital IT, business, DXC, Infosys, and Microsoft to select, design, and deploy first Cloud-based revenue generating application on MS Azure platform.
• Worked on Azure Infra as a Service IAAS and Platform as a Service PAAS for SQL Server, IIP (big data), DocumentDB, Redis Cache, API Management, Service Bus, Restful API and Logging Analysis.
• Participated in high level design and implementation strategy meetings for cloud based PAAS and IAAS solutions for Confidential Argentina’s Social Selling landscape.
• Leverage Office 365 landscape for Cloud authentication.
• Leverage IAAS for RHEL 7.x and OS patching testing.
• Planned Social Selling Subscription, Network design and Service sizing and placement.
• Liaised and collaborated with IBM team and stakeholders during all phases of transition and transformation.
• Worked for 20 years on Data Center Modernization, Data Center Platform Upgrades, Data Center Applications Upgrades and Migrations across South America, Brazil, North America and Europe, we have migrations, supported 68 countries, done the data center migrations amongst those countries
• Modernized infrastructure by replacing IBM WebSphere with Magnolia software stack for promotions targeting U.S. and LATAM markets.
• Instrumental in advancing the corporate vision to simply the application landscape in Brazil, company’s largest market. Worked with Brazil team and IBM to deploy new eCommerce solution leveraging IBM WebSphere Commerce that was leveraged by 2+ million Representatives to process $2B in revenue. Solution enabled the decommissioning of multiple custom development applications and elimination of $8M in support costs.
• Co-led build out of Oracle and WebSphere environments to support new eCommerce platform leveraged by 6M+ sales representatives and consumers worldwide in processing millions of dollars in monthly orders.
• Drove cost and footprint reductions by migrating AIX system to Linux RHEL; leveraging VMware to virtualize all front-end hosts within N-tier environment; migrating all SAN hosts from EMC to Hitachi storage.
• Lead project analysis, design, and implementation.
• Worked with High Availability environment infrastructures.
• Provide mentoring and direction to less experienced staff members and off shore teams.
• Provide DevOps support.
• Lead meetings with end users and department personnel.
• Build new Linux, Microsoft and VMWare physical and virtual servers.
• Install hardware/software and provide on-call support for production systems.
• Configuring file systems using LVM and MultiPathing.
• Perform online storage reconfiguration.
• Management of User accounts, System security, Kernel performance monitoring and tuning.
• Install and configuring third party applications.
• Provide performance tuning and testing for new application deployments.
• Provide accurate and reliable status to management.
• Research service packs and patches.
• Create shell scripts to automate administrative tasks and processes.
• Configuration management for Web/Application Server Tomcat, Apache, WebSphere, IHS and IIS
• Monitor the current Linux, Microsoft, VMWare and WebSphere environments.
• Provide support for Server and Storage refreshes.
• Troubleshoot Server, Network and Application related issues.