PROFESSIONAL EXPERIENCE

Senior HPC Engineer

Confidential

• Performed HIPAA/PCI security compliance audit for large grid environment.
• Acted as sole point of contact for security related issues.
• Performed configuration management duties using xCAT and Puppet.
• Assist with the design and deployment of LDAP/Microsoft Active Directory authentication infrastructure.
• Worked with other team members on software development projects using Jenkins.
• Acted as bridge between non - technical program staff and development staff.
• Automated procedures for virtual system provisioning using VMware and Oracle Virtualbox.
• Monitor system log (syslog, RSyslog) information and provide structured reports for monitored systems/services.
• Assist with deployment, configuration, and administration of GPFS storage infrastructure.
• Conducted exhaustive vulnerability and penetration testing assessments against applications and infrastructure across the enterprise.
• Responsible for documenting and hardening of critical network infrastructure elements including routers, switches, and firewalls.

Principal Systems Engineer

Confidential

• Provide third level help desk support for managed service offerings.
• Assist customers with the design and deployment of secure Microsoft Active Directory infrastructures.
• Monitor and support customer messaging infrastructures using Exchange Server, UNIX/Linux SMTP, and cloud based messaging solutions.
• Maintained virtualized development environment using VMware.
• Monitor customer systems log (syslog, RSyslog) information and provide structured reports for monitored systems/services.
• Assist customers with deployment, configuration, and administration of Linux infrastructures including CentOS, RHEL, Ubuntu, SuSE, and Debian in secure data center environments.
• Conducted exhaustive vulnerability and penetration testing assessments against applications and infrastructure across the enterprise.
• Deliver security awareness training to client staff at every organizational level (both technical and non-technical staff).
• Provide customized infrastructure solutions and training focused on compliance with government/industry specifications (PCI, HIPAA).
• Provide ad-hoc reports for decision support and incident response as needed by parsing system log files.
• Assist customers with deployment and support of critical network infrastructure including routers, switches, subnet design, vpn appliances, and firewalls.
• Lead incident response and forensic analysis teams as necessary in the event of customer security breach.

Principal Consultant for High Performance Computing

Confidential

• Customer facing technical role for the deployment and integration of large Linux and Microsoft HPC clusters in customer data centers.
• Delivered tailored systems documentation and training materials to customer staff detailing system administration best practices, user support, and troubleshooting for enterprise customers.
• Developed, integrated, and supported system automation tools using PERL and bash scripts.
• Provide system log analysis using RDBMS to produce status reports.
• Delivered pre sales consulting services and training for government, education, and medical customers seeking to leverage HP blade server infrastructure in UNIX (HP-UX, TRU64, AIX) and LINUX (RHEL, CentOS, Debian, SuSE, Ubuntu) HPC environments.
• Assisted clients with core service deployment/integration using Microsoft Active Directory, Novell Directory Services, DNS, DHCP, TCP/IP, NFS/NIS, and X.500.
• Worked closely with OEM and ISV partners to build advanced proof of concept dual-boot Microsoft Windows 2008/CentOS high performance cluster.
• Provided training and best practices documentation for configuration management and system monitoring utilizing Puppet, Nagios, Cacti, MOM, and SMS.
• Built and maintained virtual development/proof of concept environment using VMware.
• Delivered customer facing consulting services relating to systems integration in heterogeneous environments containing UNIX (HP-UX, AIX), Linux (RHEL, CentOS, Debian, SuSE, Ubuntu), and Microsoft (Windows server, Exchange, SQL server).
• Responsibility for all technical deliverables during cluster integration including 10GbE/Infiniband network fabrics, storage integration, performance tuning, benchmarking, and systems documentation.
• Maintained and enhanced HP internal train-the-trainer certification focusing on HP blade server infrastructures for HPC and enterprise messaging/collaboration solutions.
• Delivered systems administration training for Linux (RHEL, CentOS, Debian) in HP Proliant blade server environments.
• Compile and deliver ad hoc reports as needed through parsing system log data as well as developing stored procedures to parse relevant log data from RDBMS log repositories.
• Provided customer facing engineering services for HPC environments using Platform LSF, Torque/MAUI MOAB, Bright, and HP CMU.
• Worked extensively with web hosting customers to optimize and consolidate diverse hosting infrastructures (cPanel, WordPress, SAS models).
• Worked with storage partners (EMC, DDN, Net App, Panasas, and Hitachi) to integrate clustered file system support (Lustre, GPFS, SFS) into HPC environments.
• Delivered consulting services and technical training to customer staff relating to business continuity solutions, backup/restore methodologies, and storage management.
• Presenter at industry trade shows as well as HP sponsored events covering HP blade server infrastructure and high performance compute clustering.

Systems Engineer

Confidential

• Assisted clients with core service deployment/integration using Microsoft Active Directory, Novell Directory Services, DNS, DHCP, TCP/IP, NFS/NIS, and X.500.
• Conducted exhaustive vulnerability and penetration testing assessments against applications and infrastructure across the enterprise.
• Provided training and best practices documentation for configuration management and system monitoring utilizing Puppet, Nagios, Cacti, MOM, and SMS
• Assist customers with deployment and support of critical network infrastructure including routers, switches, subnet design, vpn appliances, and firewalls.
• Lead incident response and forensic analysis teams as necessary in the event of customer security breach.
• Provided second and third level help desk support for managed service offerings.

Senior Systems Engineer

Confidential

• Provided critical systems engineering expertise surrounding Oracle 9i Real Application Cluster/Oracle 10g Grid systems product offerings for Windows and Linux.
• Developed and implemented bash, PERL, and python scripts to streamline the deployment, configuration, and administration of open source (LAMP) e-commerce infrastructures and their interfaces to CRM, ERP, and Supply chain management.
• Provided integration services for OEM and ISV SNMP software into HP Open view, Nagios, Cacti, and custom open source management frameworks.
• Provided system integration/consolidation expertise for enterprise scale UNIX (HP-UX, TRU64, Solaris), and Linux (RedHat, Debian, SuSE) data center deployments leveraging HP/Compaq blade servers infrastructure.
• Delivered customer facing integration services for enterprise messaging/collaboration, and database deployment using Microsoft Back Office products (Windows server, Exchange Server, and SQL Server).
• Delivered consulting services built around business continuity, network backup/restore, and data retention solutions under heterogeneous data center deployments.
• Provided implementation and performance tuning for clustered file system (Lustre) support.
• Responsible for developing customized system documentation and technical training for customer personnel.
• Duties included third tier engineering support for Windows and Linux based Compaq/Oracle clusters worldwide.
• Provided technical expertise to internal Compaq core teams and ISV partners (Oracle, SuSE, RedHat, Sistina, PolyServe) during product development phase.
• Provided best in class support during key enterprise deployments as well as critical sustaining engineering duties.
• Delivered system performance tuning expertise through Kernel and I/O microcode enhancements during product development phases.
• Drafted best practices, system documentation, and technical training deliverables for enterprise level customers.
• Maintained Compaq train-the-trainer certification for Oracle 9i RAC integration in Compaq/HP blade server environments.

Consulting Systems Engineer

Confidential

• Provided consulting services with a strong focus on integrating UNIX/Linux systems into existing Microsoft infrastructures.
• Assisted customers with large scale data center migration/consolidation projects.
• Provided second and third level support services for several customers.
• Strong focus on writing high-level technical documentation as well as end user guides and white papers.
• Architected the back sides of extremely complex e-commerce infrastructures for top tier clients using Microsoft SQL server, IIS, and various TCP/IP load balancing products.
• Designed, tested, and deployed complex backup/restore procedures for critical customer data stores residing on SAN/NAS appliances representing Microsoft Exchange and SQL server data structures

Systems Analyst II, III

Confidential

• Provide first and second tier help desk support for 300 node Windows/NetWare network.
• Responsible for troubleshooting all LAN and WAN issues and tracking escalations as needed.
• Implemented network log collection and analysis
• Provided critical expertise as network engineer on agency's first major client/server project - 256 county decision support system built with People Soft and Power Builder business logic tools running against Sybase System 10 server containing entire statewide agency accounting data.
• Architected and implemented nightly data dumps of accounting data from cobol based hierarchical mainframe into Sybase RDBMS system.
• Worked closely with other agency staff to build SQL stored procedures and ad hoc queries for compliance with DSS reporting requirements.
• Received valuable training on Cisco WAN and security products.