Experience

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  Webcom

  Jan 1999 - Jan 2006

  Sr .system administrator

  - Administered a network of Windows 2000/2003 servers hosting Exchange 2003, SQL Server 2000 / SQL Server 2005 and IIS.- Performed SQL Server administration: maintenance plan to backup SQL databases, restore production database to development/reporting environment, check SQL space, user activity, and review error logs.- Managed Active Directory / DNS / WINS / DHCP / Microsoft ISA server.- Built new shared Windows IIS servers.- Performed security analysis against hacked servers and cleaned them if possible.- Migrate IIS servers and databases servers off legacy servers to new latest server builds. Show less

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  Penn foster education

  Sept 2006 - Sept 2008

  Sr. systems administrator / database administrator / infastructure manager

  - Solely responsible for multiple facets of IT processes for over a year due to staff attrition. This exclusive accountability included full system administration, network and VOIP support, daily data load processing, completion of patch processes for servers and PCs, and the management of IT support to over 250+ employees and over 200 PCs.- Ensured excellence in service to customers, both internal and external• Partnered with IT Director to plan and build a true staging / test environment.Key Achievements:- Provided excellent customer service and improved SLA by 25%.- Performed SQL Server administration: maintenance plan to backup SQL databases, restore production database to development/reporting environment, check SQL space, user activity, and review error logs.- Administered a network of Windows 2000/2003 servers hosting Exchange 2003, SQL Server 2000 / SQL Server 2005 and IIS.- Managed Active Directory / DNS / WINS / DHCP / Microsoft ISA server.- Maintained Legato daily and weekly backup system, swapped tapes weekly, and restored files as required.- Administered network incoming/outgoing traffic via Juniper Networks Netscreen-204 firewall.- Monitored and maintained APC equipment such as NetworkerAIR FM, InfraStruXure, and Symmetra 40k. Show less

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  Prosphere

  Dec 2008 - now

  Sql database architect

  - Collaborate with business users to automate daily tasks and reports to optimize business operations processing time. - Lead the design and implementation of Standard Operation Procedure documents for reference material.- Accountable for the relationship management of various third party and internal applications to report and suggest improvements.- Partner with business groups to gather actionable insights from advanced data analysis.- Able to integrate diverse data sources, data types, and data structures into viable solutions.Key Achievements:- Architecture and implementation of a data hub resulting in a 50% improvement of end users’ transaction verification process time.- Improved customers operational efficiency of various business processes by reducing claim processing time by over 25%.- Achieved 50- 70% improvement in execution time for customer facing applications and backend processes by modifying hundreds of legacy/active queries. - Management of over 175+ SQL Servers and over 1500+ databases, achieved 99% compliance rate utilizing Security Technical Implementation Guide (STIG) standards, and provided leadership of projects for various Healthcare Processing Systems Other Government Agency, Dialysis National Contract, Camp Lejeune, and VA Choice.- Multiple successful automations, configurations, and installations to optimize database environment performance. Show less

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  Harvard extension school

  Jan 2015 - Dec 2018

  Data scientist

  - Created a successful neural network python based predictive model that secured 1st place amongst 72 data scientist certificate candidates from around the globe.- Utilized various statistical models to build dynamic music discovery tool that generated a 50+ songs playlist based on users’ mood and past listening patterns.- Created a Monte Carlo simulation to predict 2020’s presidential election states winners using 20 years of historical electoral data.- Created an application using VoltDB to analyze millions of metro rail transactions in seconds for quicker processing and permit entry to passengers. Show less