SUMMARY

Network Engineer with a 15 year background in telecommunications engineering delivering cross-functional projects to support new business requirements. Extensive experience in systems integration, test plan development, and customer-facing technical support. Recent experience on a major cloud project for a Tier I wireless carrier.

 

TECHNICAL SKILLS AND COMPETENCIES

·   VMware ESXi, vSphere, vCenter	·   Platform/System Integration	·   Project Planning
·   HP c7000 Blade Server	·   Test Plan Development	·   Time Management
·   OpenStack, DevStack	·   Equipment Configurations	·   Peer Mentoring
·   Nagios, Icinga, OpenNMS	·   Technical Documentation	·   Team Building

 

COMPUTER SKILLS AND TOOLS

Platforms: HP v7000 Blade Server Platform, Juniper, Cisco, F5 Load Balancer

OS: Red Hat Enterprise Linux (RHEL), CentOS, Fedora, SUSE Linux, Windows Server

Technologies: CDMA, UMTS, EPC, LTE (working knowledge), IMS (working knowledge)

Protocols: TCP/IP, LDAP, DIAMETER, SNMP, SMTP, HTTP, IPsec, SSH, SCP, Telnet, SS7

Tools: tcpdump, Wireshark, GIT, Visual Editor (vi), Icinga, Nagios, OpenNMS

Languages:Python, Perl Script, Shell Script, Bash, HTML, XML

Applications: MS SQL, MS AD, MySQL, Apache, MS Word, Excel, PowerPoint, Visio

 

PROFESSIONAL EXPERIENCE

Nexius Insight, Inc., Redmond, WA1/2014 – Present

Network Engineer consultant for AT&T Wireless Labs, Redmond, WA.

·   Key contributor to the successful launch of new cloud environments. Leveraged Nagios to identify network issues that were negatively impacting the project.

·   Successfully integrated Nagios into the lab environment. Actively monitoring network connectivity to 1000’s of physical and virtual servers and applications. Currently expanding Nagios capabilities to monitor server and application resources by leveraging SNMP and various custom scripts.

·   Lead member of team responsible for deploying software upgrades, security fixes, and feature enhancements on two virtualized Evolved Packet Core (vEPC) platforms.

·   Built an OpenStack cloud computing platform using CentOS 7, with Horizon, Neutron, Nova, Cinder and Swift running in dedicated VMs. Also added Heat and Ceilometer services and starting work with HOT templates for an upcoming project. Managing user accounts for in-house OpenStack training.

·   Providing Tier I break/fix/upgrade support for two vEPC platforms in the lab, and Tier II/II support to the Operations team.

·   Team Lead for installation, build, configuration and testing of blade servers and VMware ESXi hypervisor core platforms for two virtualized Evolved Packet Core (vEPC) projects. Assisted with installation of VMware vCenter including Windows Server, SQL Server, and Windows AD.

·   Authored a white paper describing the deployment of virtual machines on HP blade servers.

·   Developed a script that automates daily audits of multiple Ericsson MSP (Multi Service Proxy) platforms, reducing man-hours and increasing the accuracy of audit results.

 

Self-Employed, Grand Prairie, TX9/2012 – 12/2013

Performed part-time consulting work while searching for full-time employment.

·   Evaluated VMware's ESXi hypervisor with the vSphere GUI app. Developed a Python script to access the ESXi SOAP API and control the guest OS, bypassing the vSphere GUI.

·   Developed a demo web site for Architech Homes using Python and Django CMS. Performed development work with HTML5, CSS3, CentOS on VMware Workstation, with production system running RHEL on Red Hat’s OpenShift PaaS cloud environment.

·   Analyzed business requirements for entry into the U.S. market. Authoring new product documentation for Architech Homes to be used by local engineers to perform functional and code-compliance testing.

 

Technology Staffing Resources, Inc., Northbrook, IL9/2011 – 1/2012

Python Developer contractor for HP Enterprise Services, Plano, TX

Team Leader and subject matter expert providing the direction and guidance for the network transformation audit project.

·   Enhanced existing framework by incorporating SSH functionality into existing Telnet-based automation framework. Developed and successfully integrated Python scripts to automate SSH login and data collection for network devices not supporting Telnet.

·   Developed and implemented Python scripts to automate retrieval, parsing and reporting of configuration parameters from Network Devices connected to customer networks.

 

InfoVision, Richardson, TX2/2011 – 9/2011

Systems Integration Engineer contractor for Ericsson, Plano, TX

Key contributor to the integration and testing of AT&T Wireless Next Generation Multi Service Proxy (i.e. LTE Proxy) project.

·   Integrated new Ericsson platform running SUSE Linux on Sun blade servers at AT&T’s data centers. Performed software loading, configuration, integration, verification, and troubleshooting of the new solution customer’s data centers.

·   Successfully completed testing of new platform for AT&T Wireless. Performed IOT (inter-operability testing) with data cards, analyzed logs to debug configuration and software issues, and worked with development engineers to implement and test bug fixes. Executed the Operational Readiness Testing (ORT) and Acceptance Test Plan (ATP) at the customer’s data centers prior to commercial launch.

 

Mantra Telecom, Irving, TX1/2010 – 1/2011

Systems Integration Engineer contractor for Nokia Siemens Networks, Irving, TX

Key contributor to the integration and testing of AT&T Wireless Next Generation MMSC (Multimedia Messaging Service Center) project.

·   Integrated new platform running RHEL on Sun blade server clusters in the Vendor Lab and at AT&T’s data centers. Performed hardware installation, software loading and configuration, applied OS patches and updates. Developed and validated Methods of Procedure (MOP) and Acceptance Test Plans (ATP) for customer approval. Executed Operational Readiness Testing (ORT), User Acceptance Tests (UAT), and Acceptance Test Plan (ATP) prior to launch.

·   Major contributor to the development of a new automation tool for building, updating and installation of OS and application files, including Linux system files, LDAP database, and SQL database.

·   Volunteered to write the MMSC Troubleshooting Guide for customer support team, addressing issues related to IP network architecture including F5, Cisco, Sun blade servers, and EMC SAN platforms.

 

Sprint, Inc., Headquarters in Overland Park, KS4/2005 – 3/2008

Senior Telecom Design Engineer, Overland Park, KS

Analyzed, designed, planned, and implemented wireless network messaging solutions. Led team meetings to gather requirements, documented technical design, developed test plans, and coordinated integration and validation testing. Managed the tracking, routing, and resolution of bugs and issues.

·   Key contributor to a DIAMETER-based prepaid solution designed to meet Boost Mobile’s business model. Interfaced with client, vendor, IT, Engineering, and business owners to validate scope and project requirements. Interacted with the key infrastructure business stakeholders and clients to proactively identify and recognize business problems and suggest options for resolution. Supported all business readiness activities including end user training, product testing and rollout. Executed Operational Readiness Testing (ORT), User Acceptance Tests (UAT), and Acceptance Test Plan (ATP) prior to launch.

·   Technical Project Lead for a mobile application providing Korean-character text messaging on Helio’s mobile phones. Worked with customer engineers to analyze handset logs and debug protocol stack. Performed handset validation testing in Sprint’s lab, coordinated field integration testing with Helio.

·   Reverse-engineered and documented original messaging architecture to prepare for implementation of new vendor platform. Interfaced with clients, vendors, Engineering, and business owners to validate platform requirements and document the migration plan.

 

Telecom Consulting Work1/2002 – 4/2005

Performed various telecom projects for clients such as Sprint, GCI Communication, the U.S. Government, and Kasapa Cellular. Evaluated client requirements, developed action plans, analyzed cost-effective solutions, and executed the plans within clients’ guidelines focused on meeting expectations.

Midwest Consulting Group, Overland Park, KS (8/2004 – 4/2005)

·   Successfully launched a prepaid messaging solution for Movida leveraging a hosted ISCP server solution. After six months, was converted to a Sprint employee based on demonstrated performance.

 

Incode Telecom Group, Alpharetta, GA (4/2004 – 6/2004)

·   Key member of team that generated and issued an RFP package for a new 3GPP2 compliant CDMA network for GCI Communications, located in Anchorage, AK.

 

LCC International, McLean, VA (8/2003 – 1/2004)

·   RF Engineer for Sprint to support the CDMA base station expansion project in the Chicago market.

 

Cell-Tel Government Systems, Jacksonville, FL (1/2003 – 3/2003)

·   Senior Wireless Network Engineer for a CDMA Test System in Nevada.

 

Kasapa Cellular, Accra, Ghana (1/2002 – 8/2002)

·   Reduced dropped calls, improved system performance, increased airtime revenue, and trained local engineers.

 

EDUCATION

·   General Studies, William Rainey Harper College, Palatine, IL

·   Associate Degree in Electronics Technology, Prairie State College, Chicago Heights, IL

PROFESSIONAL DEVELOPMENT

·   Interconnecting Cisco Network Devices – ICND (Global Knowledge)	·   TCP/IP Networking Fundamentals (Global Knowledge)
·   Customer Privacy	·   Leading with Integrity
·   Building Relationships to Get Results	·   Professional Assertiveness
·   Negotiating to Win	·   Dynamic Decision Making

LICENSES AND CERTIFICATIONS

·   FCC General Radiotelephone Operator License

·   Advanced Class Amateur Radio Operator License