System Administrator Resume Profile

Objective

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

Skills

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

Confidential

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.

Confidential

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.

Confidential

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.

Confidential

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.

Confidential

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

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