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System Administrator Resume Profile


Senior software developer or team lead position in which I can leverage my 20 years of experience in application development, implementation and support.


  • Primary focus on developing, implementing and supporting applications in Unix with specific attention to rapid deployment, high performance and process automation.
  • Unix: Proficiency includes administration, shell scripting, awk, sed, etc. in Linux, HP-UX and Solaris environments
  • Web development: Apache, HTML, PHP, JavaScript, LAMP
  • Development: C, Java, SQL
  • Application support: Apache, Tomcat, WebLogic, SOA, PostgreSQL, Oracle, Sybase, MySQL, Ruby on Rails, Billing Systems

Work Experience


  • Administrator and application specialist providing support to end users as well as the development, QA and operations teams.
  • Administration of 20 linux hosts
  • Developed web tools to automate database administration tasks, query customer records, and perform system and application health checks
  • Installation and administration of COTS tools such as Jira, Confluence, Splunk, Nagios, Subversion and others
  • Administration of PostgreSQL databases in the QA, integration, preproduction and production environments
  • Technical support specialist for a Ruby on Rails application supporting 35-40 B2B customers including Comcast, Meijer, Owens Minor and Best Buy
  • Coordinated and performed application releases
  • Developed customer data fix tools using SQL, Rails console and shell scripts
  • Senior Systems Administrator, Billing Operations, Confidential
  • Lead administrator and software engineer supporting several billing platforms for dialup/premium services and web properties.
  • Administration of 100 physical and virtual unix hosts running CentOS, RedHat, HP-UX and Solaris
  • Development of web tools and scripts for monitoring, automation and data queries
  • Support of Portal Infranet, Convergys Infinys and proprietary legacy and SOA-based systems
  • Implementation of VIPs, GSLBs, firewalls and ACLs
  • PCI/SOX application audit support
  • Senior Manager, Data Technology Billing, Confidential
  • Served as technical lead on a team that implemented the Portal Infranet platform to support international billing of data services.
  • Solely responsible for the technical design of new modules, interfaces and customizations.
  • Led a group of 4 programmers in the development of GUI functionality, international taxation and currency support, and reporting.
  • Developed interfaces to Vitria Businessware for system integration, XACCT for collection and rating of usage, and Group1 DOC1 for invoice formatting and generation.
  • Created numerous utilities in C, shell script and Oracle for process automation, configuration management, system monitoring, and reference data maintenance.
  • Provided production support to the billing operations team including administration, application monitoring, error resolution and data correction.
  • Confidential
  • Technical lead responsible for maintenance, support and enhancement of the Daleen BillPlex billing system and Danet VMDB/CRC mediation device.
  • Developed a usage processing/reporting system for the purpose of revenue assurance.
  • Developed billing and financial reports with Unix/SQL and Crystal Reports, and a menu system that allows users to execute reports.
  • Created modules to monitor system processes and issue alarms.
  • Performed administrative and production support duties.


  • Implementation, interface development and production support of the BSCS billing system.
  • Nextel: Designed and developed a lockbox interface for the BSCS implementation. Created a configuration management system.
  • Sprint PCS GSM Sprint Spectrum : Provided production support for and made enhancements to the BSCS and Ericsson Billing Gateway installations. Wrote utilities to automate TAP roaming processes and report usage processing statistics.
  • AT T Wireless Suncom : Member of a team responsible for production and support of the billing system. Automated the usage processing subsystem and developed a CDR correction utility. Wrote reports to assist in CIBER roaming reconciliation and revenue assurance.


  • Development and support of the ISIS telecom billing and customer care application.
  • Designed and developed data entry screens and update routines.
  • Coded various modules of a high-performance rating engine.
  • Provided production support to several international clients.


  • Application development and data analysis for the federal government.
  • FoxPro development, simulation, data conversion and analysis in support of readiness-based sparing for the U.S. Navy.
  • Maintenance of the Document Tracking System for DOJ.


FoxPro, dBASE and Clipper development. Hardware, software and network installation and support.

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