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Work Background
University of ColoradoCyber Security Apprentice
Oct. 2023Boulder, Colorado, United States➤ Developed a network security plan for a simulated environment, identifying approximately 300 vulnerabilities using Nmap and recommending solutions for the Cybersecurity Lab Project
➤ Secured a simulated company using AWS cloud
➤ Engaged in hands-on labs to practice securing servers, implementing firewalls, and analyzing network traffic
➤ Participated in a penetration testing exercise to assess the security of a company’s network infrastructure
➤ Conducted incident response drills to practice rapid responses to information security breaches
Massachusetts Institute of TechnologyData Science Apprentice
Nov. 2022 - Mar. 2023Cambridge, Massachusetts, United States➤ Developed machine learning models to predict customer behavior and optimize marketing campaigns using Python
➤ Conducted exploratory data analysis to uncover insights and patterns in large datasets to predict pricing for used cars
➤ Cleaned and transformed raw data from six sources, including spreadsheets and flat files, to create unified datasets for analysis
Optum (Formerly Catamaran), Greenwood Village, COPrincipal Database Administrator
Jan. 2012 - Nov. 2022➤ Managed and administered mission-critical :PostgreSQL, Oracle Exadata, and MySQL databases across on-premise and Azure Cloud environments, ensuring security and high-performance
➤ Led the design, implementation, and administration of PostgreSQL database systems to support critical business operations
➤ Enhanced data security with comprehensive controls, encryption, and vulnerability remediation, reducing potential breaches by 87%
➤ Developed backup and recovery procedures, consistently exceeding RTOs (1 hour) and RPOs (30 minutes) through proactive offsite replication strategies
➤ Optimized database performance, resulting in a 40% increase in Oracle queries (EDP application) and a 65% improvement in the PostgreSQL cluster
➤ Conducted database capacity planning, leading to the expansion of a PostgreSQL cluster to mitigate performance dips
ViasatSenior Database Administrator
Sep. 2007 - Oct. 2012Greenwood Village, Colorado, United States➤ Collaborated with development teams to design and implement database solutions for new applications at ViaSat (formerly WildBlue), a high-speed satellite internet service provider ➤ Administrated Oracle advanced replication of 12 databases for three environments via technique, improving data accessibility and system fault tolerance and reliability.
➤ Executed performance analysis and capacity planning of the Oracle databases via technical knowledge to prepare effectively for scalability
➤ Provided development and administration support to MySQL core nodes through team management, boosting agility and enabling real-time response.
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