senior system engineer/administrator

Emilio Marasco

Seattle, WA 206-***-**** ******.*******@*****.*** linkedin.com/in/emiliomarasco

Accomplished systems administration expertise in managing UNIX and Linux environments with experience in data center operations, automation, and troubleshooting. Leverage deep technical background with UNIX platforms, virtualization, and system monitoring, ensuring optimized performance and system reliability across critical infrastructures.

TECHNOLOGIES:

OS and Platforms: UNIX (DEC, HP, SGI, SUN, IBM), Linux (rhel, ubuntu, centos, fedora) Windows (x86)

Automation and Scripting: Bash, Puppet, PXEBOOT

Virtualization and Cloud: Vmware, AWS

Monitoring and Backup: Big Brother, Veritas, Automated Backup Scripts, TCP-wrapper, Prometheus

Project Management and Collaboration: Jira, Apache

Hardware Platforms: Dell, HP, Netapp, Infinidat, Cisco, IBM

COMPETENCIES: System Administration, Data Center Operations, Troubleshooting, Linux System Administration, E-Commerce Infrastructure, Team Leadership, Automation, Infrastructure Upgrades, Application Support, System Monitoring, Real-Time Data Processing, Network Administration, Flight Control Design, System Requirements Analysis, Computational Fluid Dynamics, UNIX System Administration, Backup and Recovery, Shell Scripting, Version Control, Cloud Development, Project Management, Web Development, Network Maintenance, Data Analysis Tools, Server Migration, Technical Consulting, Process Automation

PROFESSIONAL EXPERIENCE

Amdocs Jun 2005 - Sep 2024

System/Application Administrator/Analyst

Led design, development, and maintenance of production and non-production data centers. Drove system upgrades, automated deployments, and improved customer support processes, streamlining operations and boosting system reliability.

Upgraded servers, storage, and networks to enhance data center reliability and operational efficiency.

Built VMware and Puppet-based automation systems, significantly reducing cluster build-out times and increasing productivity.

Integrated Jira for internal customer support, enabling faster issue resolution and improved customer satisfaction.

Provided daily support for Linux (RHEL) systems, increasing performance and stability across critical environments.

Managed NetApp and Infinidat SAN storage, ensuring data availability and streamlined storage management.

Oversaw troubleshooting and failure response, implementing solutions that minimized downtime and mitigated system risks.

Deployed and managed cloud environments for development and testing, accelerating project delivery and team collaboration.

Implemented key tools like DNS, MySQL, and SVN to ensure smooth system operations and improve service delivery.

JPMorganChase May 2003 - Jun 2005

System/Application Administrator/Analyst

Supported and maintained critical server environments for JPMorgan Investment Bank, improving performance across multiple SUN platforms. Led key infrastructure upgrades, developed monitoring systems, and streamlined processes for reliability and efficiency.

Deployed Bash shell scripts for system monitoring, enabling early warnings and enhancing production reliability.

Supported Apache/WebLogic and Iplanet/WebSphere environments, boosting application performance across trading platforms.

Managed migration to SUN 15K hardware, minimizing downtime and ensuring smooth system upgrades.

Developed CVS-based application repository, improving version control and software management.

Implemented single-point failure analysis for Mmode servers, reducing system risks and improving reliability.

Automated FTP processes between applications through shell scripts, streamlining operations.

Installed and maintained Big Brother monitoring tool, enhancing system oversight and reducing troubleshooting time.

Proposed and implemented QA testing environments, increasing accuracy of system tests and deployment readiness.

Food.com Jan 1999 - Apr 2003

Senior System Administrator/Analyst

Developed and maintained Food.com’s first online ordering infrastructure, ensuring system stability and supporting e-commerce growth. Managed UNIX and NT administrators’ team while standardizing environments and implementing monitoring and backup solutions.

Increased website stability by deploying Solaris, Oracle, and Windows systems, reducing service issues and improving reliability.

Implemented Veritas utilities to optimize performance and enhance backup and recovery efficiency.

Mentored UNIX and NT administrators, standardizing platforms and processes for operational consistency.

Upgraded Sybase database environment with replication servers, ensuring data integrity and minimizing downtime.

Deployed monitoring tools and bash scripts to improve uptime and prevent system failures.

Analyzed traffic patterns to eliminate bottlenecks, enhancing e-commerce performance and user experience.

Created and automated full and incremental backup processes, safeguarding critical data.

Integrated Point of Sales system interfaces, improving operational efficiency and customer satisfaction.

NOAA US Dept of Commerce Jun 1995 - Apr 1998

Senior UNIX System Administrator

Administered and supported UNIX-based LAN, implementing data analysis tools and web solutions for scientific teams. Led hardware upgrades and system enhancements to improve real-time data processing and communication.

Enabled real-time data analysis by deploying tools and hardware for buoy data processing, improving decision-making speed for scientific teams.

Supported UNIX systems across DEC, HP, SGI, and SUN platforms, enhancing system stability for research applications.

Deployed web-based data transmission, enabling real-time data sharing from Pacific Ocean buoys to shore-based teams.

Installed Network Queuing System (NQS) on DEC Alpha, improving task management and operational efficiency.

Configured Apache HTTP server with TCP wrapper, enhancing web application security and remote access.

Automated processes with custom UNIX scripts (bourne, c-shell, k-shell), reducing manual workloads and improving system efficiency.

Implemented DLT-4700 and Jukebox backup solutions, ensuring data integrity and disaster recovery readiness.

The Boeing Company Feb 1977 - May 1995

Senior Aeronautical Project Engineer

Led engineering efforts for missile development, space systems, and aircraft design across Boeing programs. Directed system analysis, flight control configuration, and Computational Fluid Dynamics (CFD) modeling, supporting commercial and military projects.

Developed and maintained CFD codes on UNIX platforms, providing aerodynamic analysis for aircraft and missile designs.

Conducted CFD analyses for new wing designs, enhancing flight stability and performance for multiple Boeing aircraft.

Led system requirements analysis for military and aerospace projects, defining critical needs for various operational scenarios.

Developed flight control configurations for Boeing 757, 767, and 777 models, improving flight performance.

Provided technical consulting on Flexstab flight control codes for NASA, ensuring accurate modeling of flexible wing designs.

Managed UNIX administration and network maintenance across DEC, IBM, HP, SGI, and SUN platforms, supporting engineering tasks.

Streamlined system requirements using DMR P+ methodology, improving project efficiency and technical alignment.

Created UNIX scripts to enhance user interfaces, boosting productivity for engineering teams.

EDUCATION & PROFESSIONAL DEVELOPMENT

MS Aeronautical/Astronautical Engineering, Ohio State University

BS Aeronautical/Astronautical Engineering, Ohio State University

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