SUMMARY:

Highly experienced Senior Systems Engineer with broad expertise in Linux/Unix and AWS as a system architect, systems engineer, and technical consultant, leveraging a depth of knowledge in engineering, technology, and computer science. Highly adept at reducing complex technical problems to simple, workable solutions. Technical expertise complemented by recent experience in Nagios, Python, Graphite, MySQL, Graphite, Splunk, Catchpoint, and Amazon Web Services.

SKILLS:

• Linux System Administration; System Administration of multiple legacy Unix variants.
• Amazon Web Services
• VMWare, MySQL, Graphite, KVM, ScienceLogic, Private Cloud, Puppet, MongoDB, Saltstack, Git
• Nagios, Gomez, Keynote, Catchpoint, PRTG
• Cisco routers and switches (CCNA, not current), F5 and A10 Load Balancer configuration
• Administration of environments housing Oracle and MySQL databases.
• Bourne/Korn Shell scripting, HTML, PERL, Python, C
• Experienced with TCP/IP, SNMP, NFS, NIS, LVM, and performance tuning.
• Extensive experience utilizing a wide variety of technical and business computer software on Macintosh, Windows, and UNIX, operating systems.

PROFESSIONAL EXPERIENCE:

Confidential, Chicago, IL

Senior Systems Engineer

Responsibilities:

• Frequent (often weekly) deployment of new application version using in - house developed system management application based on Marionette and Puppet.
• Developed and maintained automated data center failover scripts and procedures.
• Streamlined Keynote use to maintain adequate monitoring for SLA reporting purposes while reducing cost.
• Analysis, testing, and troubleshooting of performance issues at the network, hypervisor, virtual machine, and storage layers.
• Developed tools to automate and streamline application deployments.
• Real-time troubleshooting of application and infrastructure issues impacting customers and later root cause analysis.
• Worked with development teams to provide monitoring tools, runbooks, and documentation for operational support of applications.
• Virtual machine provisioning, OS (CentOS) and application installation and configuration, security hardening, patching, etc.

Confidential, Chicago, IL

Senior Systems Engineer

Responsibilities:

• Implemented Nagios as replacement for HP SiteScope for internal network monitoring of http, dns, dhcp, nfs, and ftp services, saving $50,000/year.
• Solved the problem of maintaining Nagios configuration files by created a PHP web-based front end with back-end MySQL database with to maintain Nagios configuration file information.
• Implemented of Nagios to monitor application services in pre-production environments and to alert based on Graphite metrics.
• Created a VMWare API-based system to monitor hypervisors not under the control of vCenter.
• Assumed responsibility for externally-based synthetic monitoring of OWW properties using Mercury Topaz, then performed complete migration of external synthetic monitoring from Topaz to Gomez in three months, and drove consistency of methodology across all business units while minimizing discontinuity in service.
• Deployed archival data replication system using MySQL.
• Took responsibility for scripting of xMatters implementation, customizing alerting for multiple internal and external customer types.
• Created a database system to convert data formerly in difficult-to-use forms into easy-to-use forms, which impacted operations analysis of site availability, system alerts and web site sales.
• Initiated evaluation of alternative sources of external synthetic monitoring.

Confidential, Northbrook, IL

Systems Engineer

Responsibilities:

• Deployed operating systems, patches, and system backups using Ignite-UX.
• Implemented HyperFabric for Oracle 9i RAC environments, Auto Port Aggregation, and vPars.
• Worked with Veritas Cluster Server and MC/ServiceGuard implementation specialists to design and implement clustered environments using Oracle and Oracle RAC. Managed backups using Veritas NetBackup.
• Optimized Hitachi disk arrays and associated software, Bourne/Korn shell scripting to automate tasks.

Confidential, Chicago, IL

Pre-Sales Systems Engineer

Responsibilities:

• Key technical member of sales team in the Telecommunications, Media, and Entertainment division.
• Qualified sales opportunities in terms of customer technical requirements, determined products to best fit customer needs, and established Confidential ’s value position relative to the competition.
• Took ownership of technical account management and built relationships with partners and customers in support of sales team objectives.

Confidential, Houston, TX

Senior UNIX System Administrator

Responsibilities:

• Primary System Administrator responsible for administration of Compaq Tru64 UNIX, HP-UX and Sun Solaris UNIX servers in a highly available, 24/7 environment.
• Responsible for key system tuning and analysis during development, testing, deployment, and stabilization of a 1500 concurrent user order management system with integrated financial reporting capability.
• Responsible for environments containing data warehouse and data archive applications using Oracle.
• Archived, decommissioned, and re-tasked servers housing deactivated software systems.
• System definition and deployment of web servers for initial eCommerce project.
• Responsible for troubleshooting, capacity planning, and performance monitoring, as well as defining needed software, hardware, and O/S upgrades to existing systems and the need for new servers for new projects.

Confidential, Houston, TX

Engineer

Responsibilities:

• Creation, system to system translation, analysis of top-level assembly CAD models of International Space Station elements.

Confidential, Houston, TX

Engineer

Responsibilities:

• Created, maintained and revised computer programs used to predict structural loads induced on space hardware by rocket exhaust plume impingement on UNIX and VAX/VMS computers.
• Key member of team analyzing plume load phenomena to create new mathematical models of plume loading, culminating in major vacuum chamber test and SPIFEX.