System Engineer in Telecom industry or IT

KEVIN VOTH

404-***-**** ******@*****.***

SUMMARY

Over seventeen years’ experience working in the telecom industry, specifically working the GSM

networks. This includes ten years installing, supporting and integrating GSM Intelligent Network systems.

Expertise in Ericsson Prepaid / Charging System. Over the Air updates of SIM cards and SIM card

management. Particularly interested in projects that involve integrating or engineering systems in a

telecom environment.

Specialties: Prepaid System/Charging System, Ringback services, Over the Air SIM Card management.

TECHNICAL ADMINISTRATION EXPERTISE

• SUN Solaris System Administration

• System Installation, Testing & Implementation

• SUSE & Redhat Linux System Administration

• Expertise: Telecom Applications, Integration, Installation, HA Support

PROFESSIONAL EXPERIENCE

Giesecke & Devrient, Atlanta, GA 2009 Present

Senior

Systems Engineer

Install and interface highly complex technical solutions within customer’s mobile telecom

networks. Work in close cooperation with G&D customers and project managers to plan, implement and

accept products in the Americas region. Coordinate between Software Development based in Europe to

ensure delivery of solutions for customers in the Americas. Follow up with Software Development and

manage any quality or defect issues with G&D products. Manage and implement all technical interfaces

with G&D products. This includes mobile operator’s billing systems, provisioning systems, SMS Cs, SIM

cards and handsets. Transition all completed projects to Global Customer Services Support and

Managed Service Operations with all supporting documentation. Acceptance and IOT testing with the

customer. Resolve technical issues in co ordination with head office staff under time pressure from

customer and project.

Consultant, San Juan, PR 2008 – 2009

UNIX

System

Administrator/Telecom Application

Support

Operation and Maintenance support for Ericsson Charging System (CS) in the Claro GSM/UMTS

network. This includes Charging System 3.0 nodes CCN, SDP, IVR, Minsat and AIR/VS nodes. Most

systems are UNIX (SUN Solaris) or Linux (Redhat, SuSe) based, with applications and database (Oracle,

Times Ten, MySQL) running on them in a load sharing or standby setup. Some of the skills involved for

the UNIX/Linux System Admin responsibilities are adding users, scheduling backups, restoring data,

troubleshooting hardware/software issues, automation of tasks/setting up cron jobs, installing updates,

SNMP alarming as well as troubleshooting traffic issues/connectivity. Application support includes

configuration, troubleshooting and optimizing of data and connectivity to other systems.

T Mobile USA, Atlanta, GA 2004 – 2008

UNIX

System Administrator/Telecom Application

Support

Operation and Maintenance support for Intelligent Network (IN) systems in the T Mobile network. This

includes Prepaid Service and upgrading to Charging System 3.0 (including new PSL and AIR nodes)

with customizations for T Mobile’s network and Ringback Tone service. Most systems are UNIX (SUN

Solaris) or Linux (Redhat, SuSe) based, with applications and database (Oracle, Times Ten, MySQL)

running on them in a load sharing or standby setup. Some of the skills involved for the UNIX/Linux

System Admin responsibilities are adding users, scheduling backups, restoring data,

installing/upgrading of UNIX/Linux, configuring DNS/NIS, troubleshooting hardware/software issues,

automation of tasks/setting up cron jobs. Basic Cisco Router setup comprising of configuring

interfaces/VLANs, installing updates, SNMP alarming as well as troubleshooting traffic

issues/connectivity. Application support included configuration, troubleshooting and optimizing of data

and connectivity to other systems. Worked with other groups that connected to these systems to fix

interoperability, connectivity and data inconsistencies.

Consultant, Rio de Janeiro, Brazil 2003 Support

Engineer

Configured and integrated Ericsson Prepaid Systems (SDP, CCN, SCP) into GSM network for Claro

GSM operator. Troubleshooting SIM card programming for setting up USSD account inquiries. This

included configuration and testing of the SUN Solaris systems to certify that they were communicating

correctly with each other and external systems.

Ericsson, Dubai, UAE 2002 – 2003 Support

Engineer

Supported Ericsson’s Intelligent Network (IN) Pre Paid System (PPS), including PPAS, IVR, and SDPs.

Performed upgrades and corrections to all systems. Troubleshooting and CSR resolution.

Consultant, Riyadh, Saudi Arabia 2001 – 2002

Senior

Systems

Engineer

Provided support for marketing, sales and functionality for Ericsson Intelligent Network (IN) Pre Paid

System (PPS) for setting up a new Pre Paid network. Integrated and tested interoperability of the

PPS system with another vendor’s equipment in the GSM network. Configured customer

requirements into three different nodes of the PPS system. Investigated and increased

performance in the Pre Paid Administration System (PPAS), which runs on VMS, by over 20 times.

Ericsson USA, Dallas, TX 1998 – 2001

Network

Engineer

Performed Emergency Correction (EC) for Service Order Gateway (SOG), FOA testing towards

Universal Messaging (UM), which allowed provisioning of subscribers from one central system.

Worked with a team to provide second line support for Ericsson Intelligent Network (IN) Pre Paid

System (PPS) worldwide. Tested, redesigned to improve speed by 24 times, trained, wrote document,

coordinated and then performed migration procedure for subscribers within the PPS system.

Configured, integrated, and supported PPS systems in a lab environment, allowing support and test

functions to be performed. Installed SDP at customer site, improving their system performance.

Coordinated and performed NPA split for customer. Supported and maintained an IN PPS in a GSM

mobile network for an Ericsson customer in a first line support team, achieving highest level of service

and lowest downtimes of all U.S. customers.

Ericsson USA, Dallas, TX 1996 – 1998

Network

Management Systems

Engineer

Installed Ericsson Operation Support System (OSS) at a customer site. Tested a new release of

OSS at the design center in Sweden. Performed customer support and installations in North America

for SOG for GSM mobile networks without assistance for over a year. Coordinated SOG installation,

upgrades, and First Office Application (FOA) testing,

Quality Systems Inc., Fairfax, VA 1994 – 1996 Technical

Support

Engineer

Supported UNIX, Web/HTML, Windows, Windows NT. Installed and maintained company ISP connections.

Synetics Corporation, Fairfax, VA 1993 – 1994

Software

Engineer

Software testing in a UNIX environment.

Potomac Systems Engineering, Annandale, VA 1992 – 1993 Systems

Analyst

Technical documentation, support of a UNIX and PC environment.

EDUCATION

Eastern Mennonite University, Harrisonburg, VA

BS, Computer Science & BS, Psychology (double major)

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